Daikin FTXS35K2V1B Service Manual page 100

Troubleshooting
Troubleshooting
Check No.17
Refer to P.98
Turn off the power and turn it on
again
Check No.19
Refer to P.99
35 class
42 class
50 class
Note: Refer to "Silicon Grease on Power Transistor / Diode Bridge" on page 111 for detail.
89
Be sure to turn off the power switch before connecting or disconnecting
Caution connectors, or parts may be damaged.
to start the system.
Error displayed again?
NO
Check No. 19
Check the outdoor fan or
related.
OK
Radiation fin dirty?
Slightly dirty
Check No. 17
Check the installation condition.
A (°C)
98
92.5
85
YES
Has the PCB been
replaced?
NO
Check the radiation fin
temperature.
Above A ˚C?
YES
NG
Too dirty
SiBE041213E
YES
Check if silicon grease is
applied properly on the
radiation fin. If not, apply
the silicon grease.
NO
Replace the outdoor unit
PCB.
Replace the outdoor fan
motor.
Correct the connectors and
fan motor leads.
Replace the outdoor unit
PCB.
Clean up the radiation fin.
(R18320)
Service Diagnosis