Cooper&Hunter CH-S07XP4 [22/64] Malfunction analysis

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Phenomenon Check items Solution

Odours are

emitted

● Whether there’s odour source,

such as furniture and cigarette,

etc.

● Eliminate the odour source.

Air conditioner

operates nor-

mally suddenly

● Whether there’s interference,

such as thunder, wireless

devices, etc.

● Disconnect power, put back

power, and then turn on the

unit again.

Outdoor

unit has

vapor

● Heating mode is turned on?

● During defrosting under he-

ating mode, it may generate

vapor, which is a normal

phenomenon.

“Water

noise

● Air conditioner is turned on or

turned off just now?

● The noise is the sound of

the unit, which is a normal

phenomenon.

Cracking

noise

● Air conditioner is turned on or

turned off just now?

● This is the sound of friction

caused by expansion and/or

contraction of panel or other

parts due to the change of

temperature.

Malfunction analysis