EMI WLHV Installation & Operation Manual

Brand: EMI

Model: WLHV

Category: Heat pumps

Type: Installation & Operation Manual

P/N# 240009097, Rev. D [08/07/2013]



WLHV

Variable Speed Ductless Split System

High- Wall Air Handlers

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

WLHV09 WLHV12 WLHV18 WLHV24 WLHV30 WLHV36



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

COOL

2.6 3.5 5.3 7.0 8.7 9.8 kW

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



2.6 2.9 5.3 6.2 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

 ........................................................................................................................ 9

 ................................................................................................................. 12

 .........................................................................................................................13

 .......................................................................................................................17

 ..................................................................................................................18

 ...........................................................................................................................20

 .........................................................................................................................21

 ......................................................................................................................22

 .................................................................................................................23

 ....................................................................................................26

 .......................................................................................................30

 .....................................................................................................................31

 ...........................................................................................................32

 ..............................................................................................................................33

 ..........................................................................................................................34

 .........................................................................................................36

 .....................................................................................................37

 .................................................................................................................38

 .................................................................................................40

TABLE OF CONTENTS

Information and specications outlined in this manual in effect at the

time of printing of this manual. Manufacturer reserves the right to

discontinue, change specications or system design at any time without

notice and without incurring any obligation, whatsoever.

Check our website frequently for updates: www.enviromaster.com

Shipping damage MUST be reported to the carrier IMMEDIATELY.

Examine exterior.

Remove cover and examine compressor and piping for signs of damage.

RECEIVING INFORMATION

General Information



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

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





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









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









IMPORTANT SAFETY INFORMATION

Become Familiar With Symbols

Identifying Potential Hazards.

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



 

 

Safety Information

 

 

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







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

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

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

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

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

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

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

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

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

 

DANGER

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

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

WARNING

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

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

CAUTION

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

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

NOTICE

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

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

WARNING

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

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

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

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

WARNING

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

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



DIMENSIONAL/PHYSICAL DATA

Figure 1 - Dimensions and Shipping Weight

[38mm]

1 1/2”

[133.35mm]

5 1/4”

[51mm]

2”

[311mm]

12 1/4”

[111.13mm]

4 3/8”

[185.74mm]

7 5/16”

Model

A B C D E

Shipping

weight

Depth in

(mm)

Height in

(mm)

Length in

(mm)

Mounting

bracket

clearance

in (mm)

Tubing access

clearance

in (mm)

Pounds

(kg)





     





     





     

GENERAL PRODUCT INFORMATION

Product Description

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



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

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

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

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

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

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





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

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

Controls And Components

(Factory-Installed Or Supplied)

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

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



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

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



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



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



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



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

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

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

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

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



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



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

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

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

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

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

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

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

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

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



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

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





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

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

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



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

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

Cabinet Features:

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

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

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

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













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



Optional Equipment

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



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

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

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

Installer Supplied Items

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







Both tubes need

to be insulated.

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

GENERAL PRODUCT INFORMATION

Ceiling

wall

4” Minimum

10”

Minimum

6”

Min.

Figure 2 Minimum Service Clearances

Figure 3 Mounting Template

S1CV/

S1HV

Model

Max.

Length

Equivalent

Feet

Max.

Lift

Max.

Trap

Height

Liquid

Line

Suction

Line

“H” “P” O.D. O.D.















1/4" 1/2"

12 1/4" 1/2"

18 3/8" 5/8" *

24 3/8" 5/8" *

30 3/8" 3/4"

36 3/8" 3/4"



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

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

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



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



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

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

.

Site Preparation

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



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



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

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

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



NOTICE

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

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

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



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



Installation Considerations

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



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



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

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



Table 1 - Tubing Specications - Both Tubes

Insulated

UNIT MOUNTING

WARNING

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

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

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

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

Unit Mounting Considerations

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

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

.

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

.

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

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







.

Figure 4 - Wall Hanging Bracket

Figure 5 Removing Front Grill





NOTICE





Mounting

slot

Slot for piping

REFRIGERANT PIPING

Figure 6 - Remove Bottom Panel

Piping Preparation



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

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



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

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





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

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

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

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

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

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

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



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

.

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





See .

Figure 7 - Piping Connections

Suction line

(When a reducing bushing is required, install

only here, at the indoor suction-line connection.)

Liquid line

Condensate drain

REFRIGERANT PIPING

Wet rag heat sink

Shield

Line Sizing

.

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



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

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

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

Refrigerant Piping

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



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



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

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



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



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

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

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





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

Figure 8 - Clean Ends Of Tubing

Figure 9 - Place Wet Rag “Heat Sink" Over

Valves Plus A Sheet Metal Shield To

Protect Paint

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

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

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

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

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

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



COMMON

DISCHARGE

PORT

HIGH PRESSURE

SWITCH

COMMON

SUCTION

PORT

Figure 10 - Common Suction, Common

Discharge, & High Pressure Switch

REFRIGERANT PROCESSING

Condenser

Wall Unit

Pairing

Line Charge

Per Foot

Factory

Charge

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

Table 2 - S1CV / S1HV R410A Refrigerant

Charge Table

ELECTRICAL WIRING

Site Preparation For Wiring

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

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



WARNING

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

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

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

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

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

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

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

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

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

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

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

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

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

.

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





.

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



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



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



Connect Wiring

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

.

High Voltage Electrical Wiring

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

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

See .

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



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



Low Voltage Electrical Wiring

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

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





Figure 14 - Before Removing End Cap

Figure 15 - Removing End Cap

Figure 16 - Rotate Louver Down To Expose

Screw

Control box

Remove screw

Figure 17 - Electrical Connection











ELECTRICAL WIRING

Cooling Only Connection

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

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



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

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

.

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

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



Heat Pump Connection

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

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



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

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

.

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

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

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

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



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

18 AWG.

Figure 18 Wiring Connections

Low Voltage

Connections

Ground

Figure 19 - Unit-Mounted Controls —

Cooling Only

Figure 20 - Unit-Mounted Controls —

Heat Pump Connection

ELECTRICAL WIRING

Optional Wired Wall Mounted Thermostat

Connection

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

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



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



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

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

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

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

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

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

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

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



Heat Pump Applications

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

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

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

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

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

Finishing

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

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

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



Figure 21 - Low Voltage Box

Control Box

Replace Screw

ELECTRICAL WIRING

Figure 22 - Wall-Mounted Thermostat Conguration — Cooling Only

Figure 23 - Wall-Mounted Thermostat Conguration — Heat Pump

CABINET ASSEMBLY

Assemble Cabinet

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

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

Assemble Cabinet



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

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





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









Figure 24 - Replace Bottom Panel

1 2

Figure 25 - Replace Left End Cap

4 5

Figure 26 - Replace Grille

S1CV / S1HV Condenser Operation

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



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





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

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

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

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

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

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

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

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

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



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

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

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

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

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





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

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



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



S1CV / S1HV Sequence of Operation

CONDENSER OPERATION

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



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







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



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

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





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



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

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

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

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



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







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

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



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



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



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





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

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







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



CONDENSER OPERATION

Controller Operation

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



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



.

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

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

.















Wired Wall Control Operation



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



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



Before Starting The Unit











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

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

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



.







10.

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



11.

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



INITIAL START-UP

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EMI WLHV Installation & Operation Manual

Brand: EMI

Model: WLHV

Category: Heat pumps

Type: Installation & Operation Manual

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EMI WLHV Installation & Operation Manual

EMI WLHV Installation & Operation Manual

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