Carrier 42QHP09E8S Service Manual page 49

5. Four-way valve
WARNING: Recover refrigerant from the refrigerant circuit before remove the four-way valve.
Note: Remove the panel plate, electrical parts, and fan assembly (refer to 1. Panel plate, 2. Electrical parts,
and 3. Fan assembly) before disassembling four-way valve.
Procedure
1) Heat up the brazed parts and then detach
the the four-way valve and the pipe (see
CJ_ODU_INV_007).
2) Remove the four-way valve assembly with
pliers.
Note: This section is for reference only. Actual unit appearance may vary.
Illustration
CJ_ODU_INV_007
 Page 45 