Daikin K-Series Service Manual page 118

SiBE061121.book Page 108 Monday, April 25, 2011 3:21 PM
Troubleshooting
Troubleshooting
Check No.17
Refer to P.126
Check No.19
Refer to P.127
25/35 class
50 class
108
Be sure to turn off the power switch before connecting or disconnecting
Caution connectors, or parts may be damaged.
Turn off the power and turn it on
again.
YES
Error again or outdoor
fan activated?
NO
Check No. 19
NG
Check the outdoor fan or
related.
OK
Too dirty
Radiation fin dirty?
Slightly dirty
Check No. 17
Check the installation condition.
A (°C)
98
95
To cool the electrical components,
the outdoor fan starts when the
radiation fin temperature rises
above C ˚C and stops when it
drops below B ˚C.
Check the radiation fin
temperature.
NO
Above A ˚C?
YES
B (°C) C (°C)
75 83
80 85
SiBE061121
WARNING
Replace the outdoor unit
PCB.
Replace the fan motor.
Correct the connectors
and fan motor lead wire.
Replace the outdoor unit
PCB.
Clean up the radiation fin.
(R14444)
Service Diagnosis