McQuay MWM Service Manual Book page 41

Ceiling Cassette A / B / C Series Model
Model
CK 20/25/30/40/50A/AR
CK 15/20/25B/BR
CK 10/15/20C/CR
LED Indicator Light Display - Cooling
POWER
LED Indicator Light Display – Heating
POWER
LED Light Diagnostic Table
1 time
2 times
3 times
1 time
2 times
3 times
ON
Board
L208A G7 / SLM3 / Netware 3
L208A G7 / SLM3 / Netware 3
L208A G7 / SLM3 / Netware 3
TIMER SLEEP
TIMER HEAT
Operation / Faulty Indication
Cooling mode
Timer On
Sleep mode On
Heating mode
Auto mode in cooling operation
Auto mode in heating operation
Compressor overload protection /
Indoor coil sensor short /
Outdoor coil sensor short
Pump fault
Gas leak
Room air sensor contact loose / short
Indoor coil sensor contact open
Outdoor coil sensor contact open
/ ON or OFF
Handset
BLINKING
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