Activation Of Discharge Gas Thermostat - Hitachi RCUE40AG1-400AG1 Service Manual

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[] ~ [] Activation of Discharge Gas Thermostat
This alarm code is indiacted when the temperature in discharge pipe is higher than 140ºC
Is connector CN24Td on the
printed circuit board for relay
(PCB ) correctly connected
D
Pull out connector and
measure thermistor resistance.
Is resistance correct?
Replace Thermistor
Yes
Yes
No
Thermistor
resistance
(KΩ)
Thermistor for Discharge Gas Temperature
Wiring check (breaking of wire,
Shortage of Refrigerant Gas Leakage
Check Valve Malfunction
Clogging of expansion valve
Expansion valve opening check
Clogging of strainer
Check PCB
Temperature (°C)
characteristics
TROUBLESHOOTING
wrong wiring)
D
1
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