Accorroni COLONNA CLN130R, Service Manual

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 Outdoor Unit Disassembly
11

3.6 Four-way valve (for heat pump models)
WARNING: Evacuate the system and confirm that there is no refrigerant left in the system before removing the
four-way valve and the compressor. (For R32 & R290, you should evacuate the system with the vacuum pump; flush the
system with nitrogen; then repeat the two steps before heating up the brazed parts. The operations above should be
implemented by professionals.)
Note: Remove the panel plate, connection of four-way valve on PCB (refer to 3.1 Panel plate and 3.2 Electrical
parts) before disassembling sound blanket.
Procedure Illustration
1) Heat up the brazed parts and then detach
the the four-way valve and the pipe (see
CJ_ODU_VALVE_001).
2) Remove the four-way valve assembly with
pliers.
CJ_ODU_VALVE_001
Note: This section is for reference only. Actual unit appearance may vary.