Compressor Replacement (Fig. 45-47) - Carrier AquaSnap 30RAP011-060 Controls, Start-Up, Operation, Service, And Troubleshooting

a30-4971
NOTE: Open valve in Quick Test sub-mode before disassembling.
CLOSED
NOTES:
1. Push down on valve piston to close valve before assembling.
2. After valve is assembled close valve in Quick Test sub-mode or cycle power before opening service valve.

Compressor Replacement (Fig. 45-47)

All models contain scroll compressors and have from one to six
compressors. The size 010-030 units are a single refrigeration cir-
cuit while sizes 035-150 are dual circuit. Disconnect power to unit
using lockout tagout procedures.
Remove the junction box cover bolts (Danfoss compressors only)
and disconnect the compressor power and ground connections.
Remove the cable from the compressor junction box. Knock the
INCLUDED IN CABLE KIT
CABLE
CABLE RETAINER
MOTOR ADAPTER
ASSEMBLY
GASKET
SIGHTGLASS
SPORLAN
Fig. 43 — Electronic Expansion Valve Details (010-060)
CLOSED
ADAPTER
OPEN
OPEN VALVE IN QUICK TEST SUB-MODE BEFORE DISASSEMBLING
OPEN
Fig. 44 — Disassembly and Assembly of EXV Motor (070-150)
CABLE
MOTOR AND
ADAPTER
ASSEMBLY
FLOW NORMAL
DIRECTION FLOW
DIRECTION
DISASSEMBLY
ASSEMBLY
50Nm (36 ft-lb)+ 30°
EF05BD271 NV 32.5mm
EF05BD331 NV 36mm
same holes out of the new compressor junction box and install the
cable connectors from the old compressor.
The compressors are bolted to rails, which are in turn bolted to the
unit basepan for all sizes except 010 and 015 which are directly
bolted to the basepan. Remove the 4 bolts holding the compressor
to the rail on the basepan. Save the mounting hardware for use
with the new compressor. Carefully cut the compressor suction
and discharge lines with a tubing cutter as close to the compressor
57
CABLE
RETAINER
CLIP
MOTOR ADAPTER
ASSEMBLY
27mm / 1 1 / ''
16
1
27mm / 1 / ''
16
GASKET
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