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6) 4Way Valve
Inspection item : 4Way Valve of Outdoor Unit.
Error code: None (The resulting report "Undetermined")
Determine the 4Way Valve operation status of the each Outdoor Unit.
If the judgment of 4Way Valve is "Undetermined" : Checking in accordance with the following order.
Commissioning results,
is Valve and Pressure sensor normal?
Is 4Way Valve connector properly connect ?
Is 4Way Valve coil normal?
(Wire breaking, operation impossible, etc.)
Is PCB Output signal normal ?
Replace 4Way Valve Body
(Retry the Automatic Commissioning :
If the continuous "Undetermined" is displayed. )
Complete
Samsung Electronics
Yes
Yes
Yes
Yes
Check Operation & Amount of Refriherant Automatically Checking
No
Check the corresponding Pressure sensor.
No
No
Replace Valve coil
No
Replace PCB
95
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