Specifications

SiUS39-601 Troubleshooting by Indication on the Remote Controller
Troubleshooting 147
2.21
“F6”
Refrigerant Overcharged
Remote
Controller
Display
F6
Applicable
Models
RXYQ72M, 96M
Method of
Malfunction
Detection
Refrigerant overcharge is detected from the receiver gas pipe temperature during test operation.
Malfunction
Decision
Conditions
When the receiver gas pipe temperature is lower than evaporating temperature during test
operation.
Supposed
Causes

Refrigerant overcharge

Disconnection of the receiver gas pipe thermistor
Troubleshooting
(V2797)
Caution
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
Is the
receiver gas pipe
thermistor installed
the gas relief pipe on
top of receiver?
Is the
characteristic of the
receiver gas pipe
thermistor
normal?
Refrigerant overcharged.
YES
NO
NO
Replace thermistor.
Install thermistor correctly.
YES