NEC RWC-4717, RWC-3217 user manual Trouble Shooting, Accessories, Analysis

Models: RWC-4717 RWC-3217

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Trouble Shooting

Trouble Shooting

1.Accessories

The following cases may not always be a malfunction, please check it before asking for service.

Trouble

Analysis

Does not run

If the protector trip or fuse is blown.

 

Please wait for 3 minutes and start again,

 

protector device may be preventing unit to work.

 

.

 

If batteries in the remote controller exhausted.

 

If the plug is not properly plugged.

 

Is the air filter dirty?

Not cool enough

Are the intakes and outlets of the air

 

conditioner blocked

 

Is the temperature set properly

 

Is the fresh air lever shut off

 

Is the door or windows closed

Peculiar odor

This odor may come from another source

such as furniture, cigarette etc, which is

 

sucked in the unit and blows out with the air.

Sound of

Caused by the flow of refrigerant in the

air conditioner, not a trouble.

flowing water

 

 

The sound may be generated by the expansion

Cracking sound

or contraction of the front panel due to change

of temperature.

Spray mist from

Mist appears when the room air becomes

the outlet

very cold because of cool air discharged

 

from indoor unit during COOLING or DRY

 

operation mode.

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NEC RWC-4717, RWC-3217 user manual Trouble Shooting, Accessories, Analysis