Carrier 42QHP09E8S Service Manual page 47

3. Electrical parts
Note: Remove the panel plate and fan assembly (refer to 1. Panel plate and 2. Fan assembly) before
disassembling electrical parts.
38QHP09E8S 38QHP12E8S
Procedure
1) Remove the connector for the
compressor (see CJ_ODU_INV_005 ).
2) Pull out the two blue wires connected
with the four way valve (see CJ_ODU_
INV_005 ).
3) Pull out connectors of the condenser
coil temp. sensor(T3),outdoor ambient
temp. sensor(T4) and discharge temp.
sensor(T5) (see CJ_ODU_INV_005 ).
4) Disconnect the electronic expansion
valve wire (see Fig CJ_ODU_INV_005 ).
5) Remove the connector for the DR and
reactor (see Fig CJ_ODU_INV_005 ).
6) Then remove the electronic control
box.
Note: This section is for reference only. Actual unit appearance may vary.
Illustration
Reactor
Compressor
CJ_ODU_INV_005
4-Way Valve
DR
T3, T4, TP
Electronic Expansion Valve
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