McQuay M5MAC Guide de dépannage télécharger pdf (Page 38)

37

Wall Mounted F Series Heat Pump Model

Model Board Handset

WM 10/15/20/25FR, 301R U1.5 G7

LED Indicator Light Display

LED Light Diagnosis Table

Operation / Faulty Indication

Cooling mode

Dry mode

Fan mode

Heating mode

Auto mode in heating operation

Auto mode in cooling operation

Defrost mode

Compressor overload protection

Indoor coil sensor contact loose

/ short

Outdoor coil sensor contact

loose / short

Room air sensor contact loose /

short

Gas leak

/

COOL

(Green)

HEAT / FAN

(Red / Green)

DRY

(Orange)

SLEEP

(Red)

/

/

/

/

/

ON

ON or OFF

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