A/A DC INVERTER U-MATCH AIR CONDITIONERS MAINTENANCE
165
Disassembly and Assembly of 4-way valve
Note: Before removing the 4-way valve, make sure that there is no refrigerant inside the pipe system and that the
power has been cut off.
Step Illustration
Handling
Instruction
1. Loosen the solenoid
valve
a. Cut off the power
supply
b. Recover the
refrigerant.
c. Loosen the bolts on
the solenoid valve with a
wrench.
2. Remove the solenoid
valve
Remove the solenoid
away from the four-way
valve.
3. Remove the 4-way
valve
●
Use gas welding to
heat the pipes
connected on the four
opennings of 4-way
valve. Then, pull them
out from 4-way valve.
●
Before welding 4-way
valve, please record the
orientation of 4-way
valve and installing
position of each
opening.
4. Remove 4-way valve
●
Remove the old 4-way
valve from the unit.
Summary of Contents for U-MATCH GFH09K3CI
Page 4: ...GREE COMMERCIAL AIR CONDITION A A DC INVERTER U MATCH AIR CONDITIONERS 1 PRODUCT...
Page 25: ...GREE COMMERCIAL AIR CONDITION A A DC INVERTER U MATCH AIR CONDITIONERS 22 CONTROL...
Page 27: ...A A DC INVERTER U MATCH AIR CONDITIONERS CONTROL 24 1 2 Heating Operation...
Page 62: ...GREE COMMERCIAL AIR CONDITION A A DC INVERTER U MATCH AIR CONDITIONERS 59 5 3 7 Dimensions...
Page 63: ...GREE COMMERCIAL AIR CONDITION A A DC INVERTER U MATCH AIR CONDITIONERS 60 INSTALLATION...
Page 102: ...GREE COMMERCIAL AIR CONDITION A A DC INVERTER U MATCH AIR CONDITIONERS 99 MAINTENANCE...
Page 121: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 118 IPM module protection...
Page 122: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 119 DC busbar overvoltage protection...
Page 123: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 120 DC busbar undervoltage protection...
Page 124: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 121 Abnormal noise from PFC inductor...
Page 125: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 122 Radiator overheat protection...
Page 126: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 123 Tripping...
Page 130: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 127 Tripping...
Page 138: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 135 Model GUHD48NM3CO Model GUHD60NM3CO...
Page 183: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 180 7 8 A B C 9 A B 0 5 0 1kgf c C 10 A B...
Page 195: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 192 4 5 6...
Page 197: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 194 5 6 A B 0 5 0 1kgf c C 7 8 A B C...
Page 227: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 224 Model GUHD24NK3CO Exploded View...
Page 247: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 244 Model GKH18K3CI Exploded View...
Page 264: ...261 JF00300705...