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Fujitsu WOHA060KLT, WOHA080KLT, WOYA060KLT, WOYA080KLT Installation guide

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 

 


 
 
 





 




CAUTION


 

 

 

 

 
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 

 

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 
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 

 



INSTALLATION MANUAL

1. SAFETY PRECAUTIONS
 
 

 


WARNING


CAUTION


 
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1













8
8
8
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10
10
10
9374995646-02_IM.indb 1 11-Nov-20 10:28:22
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 

 


 


 
 




Precautions for using R32 refrigerant



WARNING
 







 



 



CAUTION

 
 
 
 
 

 



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-

 -
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 
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 
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 
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 
 -


 -

 -

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
 -
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9374995646-02_IM.indb 2 11-Nov-20 10:28:22
En-3
CAUTION
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
 

 

 


 -

 
 



 

 
 


 

 

 

WARNING



CAUTION


CAUTION



CAUTION


2. PRODUCT SPECIFICATION
2.1. Installation tools
WARNING
 




 

Tool name
Contents of change
 
-




 

 


 
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Copper pipes






9374995646-02_IM.indb 3 11-Nov-20 10:28:23
En-4
2.2. Accessories
WARNING
 


 
 

Name and shape
Q’ty Description

1

2.3. Pipe requirements
CAUTION
 
 

 


 


 


 
 

Thicknesses of Annealed Copper Pipes
Pipe outside diameter [mm (in.)] Thickness [mm]
 
 
 
 
 
■
Protection of pipes
 
 

Location Working period Protection method

 
 
 - 
■
Refrigerant pipe size and allowable piping length
CAUTION
 

 

 

 




H
L
2.4. Electrical requirements
CAUTION
 
 

Voltage rating 
Operating range 
 
*1
 
  


  


*1




Model
Breaker capacity

Earth leakage breaker

 

 
 
 

 
 

2.5. Additional charge amount
CAUTION
 





     



   


2.6. General information
 


9374995646-02_IM.indb 4 11-Nov-20 10:28:23
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3. INSTALLATION WORK

WARNING
 
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

 
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CAUTION
 
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
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

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

- 


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

- 

- 
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 
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 
 

 


 


 

 




 

 

 















3.1. Installation dimensions
CAUTION
 


■
Outdoor unit installation
When the upper space is open 











When an obstruction in the upper space 











■
Multiple outdoor unit installation
 

 
When the upper space is open 














9374995646-02_IM.indb 5 11-Nov-20 10:28:25
En-6
When an obstruction in the upper space 

 
 






■
Outdoor units installation multi-row





















NOTES:
 

 

3.2. Mounting the unit
 
 

 
 


 

 

 
 




Bolt




 
 
CAUTION
 





 









3.3. Removing and replacing part
■
Switch cover removal
 

 

■
Installing the switch
cover
 



 





9374995646-02_IM.indb 6 11-Nov-20 10:28:26
En-7
3.4. Pipe installation
CAUTION
 

 
■
Flaring
 
 

 
















 

  




■
Bending pipes
 
 

 

■
Flare connection
 
CAUTION
 


 -

 





 









 

90°








CAUTION
 

Flare nut [mm (in.)] Tightening torque [N·m (kgf·cm)]
 
 
 
 
 
CAUTION
 


 

-

3.5. Sealing test
WARNING
 



 


 

CAUTION
 

 
 
 
 
 
 
 



 
 
 
9374995646-02_IM.indb 7 11-Nov-20 10:28:27
En-8
CAUTION
 
 
 


 


 

Filling method for cylinder with siphon






Filling method for other cylinders





 

 

 

 

3.8. Electrical wiring
WARNING
 


 
 


 

 

 


 

 


 

 -


 

 


 

 


 
 
 

 
 


 -

3.6. Vacuum process
CAUTION
 


 
 



 
 


 -

Refrigerant for purging the air is not charged in the outdoor unit at the factory.
 

 

 

 

 

 
Tightening torque
Blank cap
 
 
 
 
 
Charging port cap 
/R +L











3.7. Additional charging
WARNING
 




9374995646-02_IM.indb 8 11-Nov-20 10:28:27
En-9
CAUTION
 

 
 


 

 


 
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How to connect wiring to the terminal
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

 








 
Tightening torque [N·m (kgf·cm)]
 
 
■
Wiring method
 
 
 
 
 









■
Connection diagrams











■
Cable preparation
 





4. TEST RUN

9374995646-02_IM.indb 9 11-Nov-20 10:28:28
En-10
5. FINISHING
5.1. Installing insulation
 
Table A, Selection of insulation
(for using an insulation material with equal heat transmission rate or below
0.040 W/(m·k))
Relative humidity
[mm (in.)]
Insulation material
Minimum thickness [mm]
70%
or more
75%
or more
80%
or more
85%
or more

 8 10  
 11  18
 10   
 10   
 10   
 

6. PUMP DOWN

9374995646-02_IM.indb 10 11-Nov-20 10:28:28
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