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COMPRESSOR REPLACEMENT 

QV/WQ SERIES 

 

 

8733829556 (2021/07)                                       Subject to change without prior notice 

Tools required 

 

Flat head screwdriver 

 

Utility knife 

 

Awl 

 

1/2" Socket with long extension 

 

Pipe cutter for 3/8" - 7/8" copper 

 

Brazing Equipment 

 

 

Compressor Encapsulation parts 

overview are shown on figures 1 & 2 

to use later as reference in the 

instruction section. 

 

 

 

 

Figure 1. Front encapsulation panels 

 

 

 

 

Figure 2. Side encapsulation panels 

 

 

 

Instructions  

1)

 

Turn off power and apply "Lock Out Tag 

Out": 

a.

 

Remove line voltage connections and 

ensure there is no power supply to the 

lines. 

 

2)

 

Remove front access panel. 

 

 

 

Figure 3. Access panel removal 

 

3)

 

Recover all refrigerant from heat pump 

utilizing standard refrigerant recovery 

techniques. 

 

4)

 

Removing Electrical Box 

a.

 

Remove screws holding Electrical Box to 

unit base (bottom left) and to unit 

corner post (top and bottom side of the 

Electrical Box). See Figure 4. 

b.

 

Carefully unplug wire ties and wiring 

(Compressor, motor, reversing valve, 

high- and low-pressure switch, freeze 

and condensate sensors) preventing 

from freely moving the electrical box.  

NOTE:

 Mark wires to facilitate re-wring 

later. 

Summary of Contents for Greensource i QV Series

Page 1: ...FETY WARNINGS DANGER PERSONAL INJURY HAZARD Before performing service turn off electrical power to unit and observe the proper process of locking out power at the main disconnect box and follow all safety precautions outlined in unit s IOM before performing any repairs to unit WARNING PERSONAL INJURY HAZARD Installation and servicing of this equipment can be hazardous due to system pressure and el...

Page 2: ...nd apply Lock Out Tag Out a Remove line voltage connections and ensure there is no power supply to the lines 2 Remove front access panel Figure 3 Access panel removal 3 Recover all refrigerant from heat pump utilizing standard refrigerant recovery techniques 4 Removing Electrical Box a Remove screws holding Electrical Box to unit base bottom left and to unit corner post top and bottom side of the ...

Page 3: ...ation to the divider Qty 4 Figure 5 Divider encapsulation screw locations Vertical unit configuration only 6 Cut pipes shown on figure 6 to remove reversing valve assembly Figure 6 Suggested locations to cut pipes 7 Remove Reversing valve assembly 8 Remove and save to re install later insulation pads around suction and discharge pipes 9 Remove screws holding encapsulation panel 3 See figure 7 Figu...

Page 4: ...OTE Remove side encapsulation panels 4 and 5 for easier clearance to compressor Figure 9 Compressor bolt locations 12 Unplug power harness from old compressor and un braze Suction and discharge from old compressor 13 Braze suction and discharge to the new compressor and re install compressor power plug As soon as pipes are brazed cover to prevent compressor contamination 14 Re assemble encapsulati...

Page 5: ...s opening Figure 11 Opening for electrical wires d Re install front encapsulation panel 3 e Re install suction and discharge pads See figure 12 Figure 12 Suction and discharge pads 17 Install filter drier between TXV and water coil See Figure 13 18 Re braze reversing valve assembly pipes It is imperative that the refrigerant system remain clean and dry during the above operations A new bi flow liq...

Page 6: ...COMPRESSOR REPLACEMENT QV WQ SERIES 6 8733829556 2021 07 Subject to change without prior notice Figure 13 Piping Schematic Filter drier and overall components location ...

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