Fan Motor Or Related Abnormality - Daikin SUPER MULTI NX CTXS07JVJU Service Manual
Super multi nx g-series / j-series
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Also See for SUPER MULTI NX CTXS07JVJU:
- Operation manual (34 pages) ,
- Service manual (250 pages) ,
- Service manual (244 pages)
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SiUS12-928_B
5.3
Fan Motor or Related Abnormality
5.3.1 DC Motor (CTXS/FTXS Series)
A6
Remote
Controller
Display
Method of
The rotation speed detected by the Hall IC during fan motor operation is used to determine
Malfunction
abnormal fan motor operation.
Detection
Malfunction
The detected rotation speed does not reach the demanded rotation speed of the target tap, and is
less than 50% of the maximum fan motor rotation speed.
Decision
Conditions
Layer short inside the fan motor winding
Supposed
Breaking of wire inside the fan motor
Causes
Breaking of the fan motor lead wires
Defective capacitor of the fan motor
Defective indoor unit PCB
Service Diagnosis
Troubleshooting for Indoor Unit
150
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Table of Contents
Troubleshooting
