Daikin FTXS20K2V1B Service Manual page 106

Troubleshooting
Troubleshooting
Check No.17
Refer to P.107
Check No.19
Refer to P.108
96
Be sure to turn off the power switch before connecting or disconnecting Be sure to turn off the power switch before connecting or disconnecting
Caution Caution connectors, or parts may be damaged. connectors, or parts may be damaged.
Turn off the power and turn it on Turn off the power and turn it on
again. again.
Error again or outdoor Error again or outdoor
fan activated? fan activated?
NO NO
Check No. 19 Check No. 09
Check the outdoor fan or Check the outdoor fan or
related. related.
OK OK
Radiation fin dirty? Radiation fin dirty?
Slightly dirty Slightly dirty
Check No. 07 Check No. 17
Check the installation condition. Check the installation condition.
A (°C) B (°C)
98 75
YES YES
Check the radiation fin Check the radiation fin
temperature. temperature.
Above Above A ˚C? A ˚C?
YES YES
NG NG
Too dirty Too dirty
C (°C)
83
WARNING WARNING
To cool the electrical components, To cool the electrical components,
the outdoor fan starts when the the outdoor fan starts when the
radiation fin temperature rises radiation fin temperature rises
above C ˚C and stops when it above C ˚C and stops when it
drops below B ˚C. drops below B ˚C.
NO NO
Replace the outdoor unit Replace the outdoor unit
PCB. PCB.
Replace the outdoor fan Replace the fan motor.
motor.
Correct the connectors and
Correct the connectors fan motor lead wire.
Replace the outdoor unit
and fan motor lead wire.
PCB.
Replace the outdoor unit
PCB.
Clean up the radiation fin. Clean up the radiation fin.
Service Diagnosis
SiBE041134
(R14444) (R13536)