Electronic Expansion Valve (Y1E, Y3E) - Panasonic U-4..6ML5XPQ Service Manual

Troubleshooting by Indication on the Remote Controller
E9
3.23 " " Outdoor Unit:

Electronic Expansion Valve (Y1E, Y3E)

E9
Remote
Controller
Display
Applicable U-4..6ML5DPQ, U-4..6ML5XPQ
Models
Method of Check disconnection of connector
Check continuity of expansion valve coil
Malfunction
Detection
Malfunction Error is generated under no common power supply when the power is on.
Decision
Conditions
Supposed
Causes
170
Malfunction of Moving Part of
Defect of moving part of electronic expansion valve
Defect of outdoor unit PC board (A1P)
Defect of connecting cable
Urban Multi ML5 · Mini UM · Heat Pump
Troubleshooting