Remko RKS 435 H Bedienungsanleitung PDF herunterladen (Seite 7)

Fault Possible cause Check Remedy

The unit is not running

or shuts itself down.

Power failure.

Is all electrical equipment

working?

Check voltage and

wait for unit to restart.

Mains fuse defective.

Master switch off.

Are all lighting current circuits

functioning?

Replace mains fuse.

Turn on master switch.

Mains feed damaged.

Is all electrical equipment

working?

Repair by

specialist company.

Waiting time after starting up

too short.

Did the unit restart after

approx. 5 minutes?

Schedule longer waiting time.

Operation above or below

speciﬁed temperature range.

Are the fans on the

unit still working?

Observe temperature

range.

Intermittent over

or undervoltage.

Checking by a

specialist company.

Shut down and restart the

system.

Disconnecting contact on exter-

nal condensation pump open.

Is the external condensation

pump for the indoor unit indica-

ting a fault?

Clean the condensation pump

drain.

Have the pump replaced.

The unit is operating

with reduced or no

refrigerating capacity.

Air inlet and/or outlet

opening blocked by

foreign objects.

Foreign objects around air inlet

and outlet?

Clean blades.

Reduce air resistance.

Heating or wind load

increased.

Has there been a change to

the construction or application?

Take appropriate measures

to stop the heating and wind

loads.

No heat discharge possible.

Is the fan on the outdoor unit

working?

Check fan / winter

controller.

Leak in refrigeration circuit.

Is signiﬁcant frost formation vi-

sible on the large blocking valve?

Repair by

specialist company.

The unit has been manufactured using state of the art production methods and its function has been tested

several times. However, if any malfunctions should occur, check the unit using the list below. In systems with However, if any malfunctions should occur, check the unit using the list below. In systems withHowever, if any malfunctions should occur, check the unit using the list below. In systems with In systems withIn systems with

indoor and outdoor units, you should refer to the “Troubleshooting” and customer service sections in both op-

erating manuals. If all the function checks have been performed and the unit is still not working properly, notify If all the function checks have been performed and the unit is still not working properly, notifyIf all the function checks have been performed and the unit is still not working properly, notify

your local specialist dealer.

Troubleshooting and customer service

Functional fault

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