Troubleshooting guide

55
Seven Segment Display – SLM3 / Netware 3 (Water Source Split Unit)
Model Board Handset
5WMWS 10/15/20/25GR LWS2.0 SLM3 / Netware 3
5CKWS 20 - 50A/AR LWS2.0 SLM3 / Netware 3
5CKWS 10 - 20C/CR LWS2.0 SLM3 / Netware 3
5CCWS 10 - 60C/CR LWS2.0 SLM3 / Netware 3
Cooling / Heat pump Model
Seven Segments Faulty Indication
E1 blinking Room air sensor contact loose / short
E2 blinking Indoor coil sensor contact loose
E3 blinking Outdoor coil sensor contact loose
E4 blinking
Compressor overload protection /
Indoor coil sensor short /
Outdoor coil sensor short
E5 blinking Gas leak
E6 blinking Pump fault*
HEAT LED blinking Defrost mode (SLM3 only)
*Applicable for Ceiling Cassette Model only.