Electronic Expansion Valve (Y1E~Y5E) - Daikin VRV III REYQ8PY1 Service Manual

Si37-701
E9
3.19 " " Outdoor Unit:

Electronic Expansion Valve (Y1E~Y5E)

E9
Remote
Controller
Display
Applicable REYQ8P~48P
Models
Method of Check disconnection of connector
To be detected based on continuity existence of coil of electronic expansion valve
Malfunction
Detection
Malfunction No current is detected in the common (COM [+]) when power supply is ON.
Decision
Conditions
Supposed
Causes
Troubleshooting
Malfunction of Moving Part of
Disconnection of connectors for electronic expansion valve (Y1E)
Defect of moving part of electronic expansion valve
Defect of outdoor unit main PC board (A1P)
Troubleshooting by Indication on the Remote Controller
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