Specifications

177
Restricted
Insufficient heating
Air
circulation
Indoor / outdoor coil dirty
(clogged)
Indoor airfilterdirty
Clean thecoil
Clean thefilter
Fanmotor malfunction
Obstructionatair inlet/
outletofindoor / outdoor
unit
Change or repairthe motor
Remove theobstruction
High heating
load
Windows/doors wide
open
Close the windows /doors
Refrigerant
circuit
Restrictione.g.at
strainer,capillary, filter
dryer, etc.
Refrigerantshort charge
or refrigerantleakage
Addrefrigerant.Repairleakage if detected
Repair cloggingorreplace faulty components
Compressor
Lessornocompression
(Low running current)
Replacecompresso r
Satisfactory operationwithtemperaturedifferenceofair
intake &discharge of indoor unit 14°C to 20°C.*
(*valueisfor referenceonly)