A9" Indoor Unit: Malfunction Of Electronic Expansion Valve Coil - Daikin RTSQ20PY1 Service Manual

SiBE31-801_C
A9
" " Indoor Unit: Malfunction of Electronic Expansion
Valve Coil
A9
Remote
Controller
Display
Applicable Indoor units except FXFQ models
Models
Method of Check coil condition of electronic expansion valve by using micro-computer.
Malfunction
Detection
Malfunction Pin input for electronic expansion valve coil is abnormal when initializing micro-computer.
Decision
Conditions
Supposed
Causes
Troubleshooting
Defective drive of electronic expansion valve
Defective PCB of indoor unit
Defective relay cables
Troubleshooting by Indication on the Remote Controller
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