Troubleshooting
SiENBE04-401A
132
Service Diagnosis
Troubleshooting
Check No.6
Refer to P.140
Check No.7
Refer to P.141
Check No.9
Refer to P.142
Turn off the power and turn it on
again to get the system started.
Check No. 6
Check the thermistor resistance
value.
Replace the fin thermistor.
Check the power transistor
and fin for looseness. If
they are found to be fit
tightly, replace the PCB or
the power transistor.
Replace the fan motor.
Correct the connectors and
fan motor leads.
Replace the outdoor unit
PCB.
Clean up the radiation fin.
(R4017)
Caution
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
Error displayed again?
YES
NO
Slightly dirty
Check No. 9
Check the outdoor unit
fan or related.
Malfunctioning
Radiation fin dirty?
Too dirty
Functioning
Thermistor as
specified in its characteristic
chart?
Above 90°C(100°C
)?
NO
YES
NO
YES
z
Fin thermistor
Check the radiation fin
temperature.
Check No. 7
Check the installation condition.
: value for (A)RK(X)H, R(Y)N models
Summary of Contents for FTKS20CVMB
Page 19: ...List of Functions SiENBE04 401A 10 List of Functions...
Page 45: ...Specifications SiENBE04 401A 36 Specifications...
Page 81: ...Control Specification SiENBE04 401A 72 Function and Control...
Page 111: ...Instruction SiENBE04 401A 102 System Configuration...
Page 155: ...Check SiENBE04 401A 146 Service Diagnosis...
Page 225: ...Outdoor Unit RK X H C ARK X H C R Y N C SiENBE04 401A 216 Removal Procedure...
Page 229: ...Others SiENBE04 401A 220 Others...