Daikin SkyAir RZR-P Series Service Manual page 149

SiUS281117
Troubleshooting
CHECK 5
142
Be sure to turn off the power switch before connecting or disconnecting
Caution connectors, or parts may be damaged.
Is the
discharge pipe
YES
temperature high?
(248°F)
NO
Is the
discharge pipe
NO
thermistor correctly
connected to PCB
(A1P)?
YES
Is the
discharge pipe
NO
thermistor attached to
the discharge
pipe?
YES
CHECK 5
Is the discharge pipe
NO
thermistor characteristic
normal?
YES
Refer to P.177, 178.
Troubleshooting by Remote Controller
Abnormality in refrigerant
system such as refrigerant
shortage, defective
compressor, etc.
Conduct inspection
Connect correctly, and
operate the unit again.
Attach the thermistor, and
operate the unit again.
Replace the discharge pipe
thermistor.
Replace the outdoor unit
control PCB (A1P).
Service Diagnosis