McQuay M5MAC Guide de dépannage télécharger pdf (Page 51)

Seven Segment Display

Model Board Handset

WMX 10 – 25G/GR VA3.0 SLM3

CKX 20 – 25A/AR VA3.0 SLM3

CKX 10 – 20C/CR VA3.0 SLM3

CEX 15 – 25E/ER VA3.0 SLM3

CCX 10 – 25C/CR VA3.0 SLM3

Cooling / Heat pump Model

Seven Segments Faulty Indication

E1 blinking Indoor temperature sensor loose / short

E2 blinking Outdoor temperature sensor loose / short

E3 blinking Communication error

E4 blinking Compressor overload protection

E5 blinking Pump fault

E6 blinking Compressor overheat / gas leak

E7 blinking IPM / PFC / Partial switching

E8 blinking Outdoor over current

E9 blinking Indoor fan feedback error

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McQuay M5MAC Guide de dépannage Page 51