Manualshelf

Troubleshooting Guide

ManualsBrandsMRCOOL ManualsDIY Mini SplitsDIY 36000BTU 3-Ton 4-Zone Ductless MiniSplit A/C&Heat Pump 230V/60 Hz W/1 ft./16 ft., 25 ft., 35 ft., 75 ft. Line Set
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Troubleshooting
1.5 EXV Check
1. Turn off outdoor unit and disconnect power supply.
2. Disconnect the connectors of EXV.
3. Measure the resistance value between Red and Blue(Yellow); Brown and Orange(White).
Resistance to EXV coil
Color of lead wire Normal Value
Red- Blue
About 50Ω
Red - Yellow
Brown-Orange
Brown-White