Symptom
Cause
Checkpoint
Remedy
Ⅵ
Abnor
m
al noise or vibr
ation Abnormal noise
Malfunction of
compressor
Auditory check
Replace
Evaporator and
condenser fan
motors
・
Worn bearings
・
Fan blades
touching
Auditory check
Auditory and visual check
Repair as needed.
Abnormal vibration
Compressor
Fan motor
・
Loosen bolt
Auditory check
Visual check
Tighten bolts.
Piping
・
Removed or
loosen cramp
Auditory check
Visual check
Fix the cramp.
Ⅶ
Abnor
mal frosting on compressor
Abnormal frosting
on compressor
and suction pipe
Condenser fan
stop
Defrost completed
Is condenser fan
stopped?
EIS, EOS
Is there no gap?
Inspection of EIS,EOS
Inspection of fan motor
Is there any frost
on the suction pipe?
Check the EEV.
⇒
Replace
Completion
Manual defrost
NO
YES
YES
NO
There is gap.
There is no gap.
YES
NO
Check of superheat
accuracy
Faulty operation
of electronic
expansion valve
(EEV)
2-52
02̲45-54̲LX10F11B̲En.indd 2-52
02̲45-54̲LX10F11B̲En.indd 2-52
2014/11/19 16:37:01
2014/11/19 16:37:01
https://daikin-p.ru
Summary of Contents for LX10F11B
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