Troubleshooting for Outdoor Unit SiAU18-715
364 Troubleshooting
7.6 Malfunction of Moving Part of Electronic Expansion
Valve (Y1E, Y3E)
Remote
Controller
Display
E9
Applicable
Models
AII outdoor unit models
Method of
Malfunction
Detection
Check disconnection of connector
Check continuity of expansion valve coil
Malfunction
Decision
Conditions
Error is generated under no common power supply when the power is on.
Supposed
Causes
Defect of moving part of electronic expansion valve
Defect of outdoor unit PCB (A1P)
Defect of connecting cable
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