H3 High Pressure Switch Abnormality - Daikin R71FUV1 Service Manual

Si20-701_B
H3
3.41
Abnormality
Remote Controller Display
H3
Applicable Models
RY-F, R(Y)-G/GA/KU
Method of Error Detection
Continuity of the high pressure switch is detected by the
safety device circuitry.
Error Decision Conditions
When the compressor is OFF and the high pressure
switch does not have continuity
Supposed Causes
Defective high pressure switch
High pressure switch's harness is broken or
disconnected
Defective high pressure switch's connector connection
Defective outdoor unit PCB
224
High Pressure Switch
Troubleshooting by Remote Controller