Troubleshooting guide

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Multi Split Conversion
Cooling Only Model (L2.0 / L208A)
The cooling only model WM-G, CK-A/B/C, CE-E, CC-C which are using L2 control board can be
switched to multi split units without any modification needed.
Heatpump Model (L2.0 / L208A)
WM-GR
The Multi Split mode can be selected at the slide switch on the On/Off Switch Board; Preset
at OFF.
The outdoor coil sensor has to be removed from the PCB as the reading is taken from the
outdoor PCB directly.
CK-AR/BR/CR, CE-ER, CC-CR
The Multi Split mode can be selected by disables the outdoor coil sensor and replace with a
dummy resistor 4.7kOhm (provided in the accessory bag).