EMI UNHV Installation, Operation and Maintenance Manual

P/N# 240009098, Rev. D [08/06/2013]



UNHV

Variable Speed Ductless Split System

Air Handler



UNHV09 UNHV12 UNHV18 UNHV24 UNHV30 UNHV36 

9,000 12,000 18,000 24,000 29,800 33,400 

COOL

2.6 3.5 5.3 7.0 8.8 9.8 kW

8,800 10,000 18,000 21,000 26,000 26,400 



2.5 2.6 5.0 5.6 7.6 7.7 kW

Installation, Operation and

Maintenance Manual

ECR International, Inc.

2201 Dwyer Avenue,

Utica NY 13501

web site: www.ecrinternational.com

 .................................................................................................................. 3

 ........................................................................................................ 4

 ............................................................................................................ 5

 ......................................................................................................... 6

 ............................................................................................................................. 8

 .......................................................................................................................... 8

 .............................................................................................................................. 8

 ............................................................................................................................. 9

 ......................................................................................................................10

 .......................................................................................................................11

 .................................................................................................................13

 .........................................................................................................................15

 ..................................................................................................................20

 ..................................................................................................................21

 ...........................................................................................................................23

 .........................................................................................................................24

 ..................................................................................................................25

 .................................................................................................................27

 ....................................................................................................29

 .......................................................................................................33

 .....................................................................................................................34

 ...........................................................................................................35

 ..............................................................................................................................36

 ..........................................................................................................................37

 .........................................................................................................39

 .....................................................................................................40

 .................................................................................................................41

 .................................................................................................42

TABLE OF CONTENTS



Manufacturer



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RECEIVING INFORMATION

General Information

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

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

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

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 



 



 





 

DANGER





WARNING





CAUTION





NOTICE





WARNING









WARNING









Model A B C D E F G H J

    5½”



35”



”



2½”



”



40½”



    5½”



45”



”



2½”



”



50½”



 





”



”



”



2½”



”



61½”







































1⅝"

















10.





11.



12.

1⅝"





13.

1⅝"











14.

1⅝











15.















16.







17.





Figure 1 - Dimensions, Openings And Knockouts

GENERAL PRODUCT INFORMATION

Product Description

























Controls And Components

















































































Cabinet Features:











Optional Equipment











Installer Supplied Items















GENERAL PRODUCT INFORMATION

NOTICE







S1CV/

S1HV

Model





Equivalent

Feet



Lift



Trap



Liquid

Line

Suction

Line

“H” “P”  

09 











 

12  

18  

24  

30  

36  









Condensate Pump Kit Option

 

.

 

.

Optional Toe Kick Kit



See .





Site Preparation





















Installation Considerations













.

Table 1 

Insulated

Floor-Mounted Units

Air Handler 208/230v 115v

09 / 12 550001727 550001728

18 / 24 550001727 550001727





Ceiling-Mounted Units

Air Handler 208/230v 115v

 240006200 240006199

Air Handler Part number

09 / 12

550001785

18 / 24

550001786

30 / 36

550001787







Table 2 - Condensate Pump Kits, UNHV 09-24

Table 3 - Toe Kick Kits

Ceiling Mounted Units

Air Handler

Kit #

09/12

550001915

18 / 24

550001916

30 / 36

550001917





Table 4 - Drain Pan Extension Kits

UNIT MOUNTING

NOTICE









Unit Mounting Instructions

















See 









Ceiling Mounted

Wall Mounted







.



A. 

B. 







C. 



D. 



 



Grille screws

Loosen top

screws









Figure 2 - Mounting Options

Figure 3 Removing Front Grill

UNIT MOUNTING

Unit Mounting Instructions

WARNING









Ceiling Mounting





.

Wall Mounting





.

Figure 4 Ceiling Mounting

T

Rod

Figure 5 Wall Mounting

m





CONDENSATE PIPING













A. 



B. 





C. 









D. 































-





Figure 6 Condensate Piping

REFRIGERANT PIPING

Figure 7 Refrigerant Connections

S





Piping Preparation



































.

See 



See 



REFRIGERANT PIPING

Line Sizing

.

















Refrigerant Piping



.



.

.





Pressure test







Figure 8 Clean ends of tubing

Figure 9 Place Wet Rag “Heat Sink" Over



Protect Paint

Wet rag heat sink

Shield

NOTICE









REFRIGERANT PROCESSING

Refrigerant Processing











A. 

B. 

C. 

D. 







Refer to refrigerant charge table for specied charge.



 Only add/remove R410A in liquid

form. See .

-













Charge with dial-a-charge or weighed in with scale.

NOTICE





















Common Suction Port

• Common Suction Port













Figure 13 Common Suction, Common



COMMON

DISCHARGE

PORT

HIGH PRESSURE

SWITCH

COMMON

SUCTION

PORT

REFRIGERANT PROCESSING











Table 5 - S1CV / S1HV R410A Refrigerant



Condenser Cassette

Pairing



Per Foot

Factory



   

   

   

   

   

   

 

 

 

 

 

 

 

 

 

 

 

 

ELECTRICAL WIRING

Figure 14 Electrical Connections

Wall

Mounted

Electrical connections

Ceiling

Mounted

Electrical connections

Site Preparation For Wiring







WARNING























See 













Connect Wiring











ELECTRICAL WIRING

























18 AWG.







Low voltage connections

Figure 15 



Compartment





Ground

Figure 16 

Figure 17 

ELECTRICAL WIRING

Cooling Only Connection











.







Heat Pump Connection











.















18 AWG.

Figure 18 Unit-Mounted Controls —

Cooling Only

Figure 19 Unit-Mounted Controls —

Heat Pump Connection

ELECTRICAL WIRING

Wired Wall Controller



18 AWG.









    

Optional Wired Wall Controller Connection









.

















Heat Pump Applications

-

 See 





Heat pumps only:



















Replace control

box cover screws

Figure 20 Replace Cover Box

ELECTRICAL WIRING

Figure 21 

Figure 22 



Re-Assemble Cabinet





See .

















See .





Figure 23 



Loosen top

screws

Remove center

screws

Loosen

bottom screws

Figure 24 

Grille screws

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EMI UNHV, UNHV09, UNHV30 Installation, Operation and Maintenance Manual

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