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Manual version 2.0 (26-10-2012) en-31

5. . Faults

5.1 Safety instructions

Danger:

d Internal work may only be performed by

qualified technical personnel.

Warning:

w Before you begin: read the safety instructions.

See also:

1.5 "Safety instructions" on page 8

5.2 Resolving simple problems

If you suspect a fault, first try to resolve the problem using the

below table. You need not be an expert for this.

Solutions to simple problems

ROBLEM LIKELY CAUSE WHAT TO DO

There is a draught. Air curtain is turned off. Turn the air curtain on.

Air curtain is adjusted too low. Turn the air curtain up.

Air curtain is adjusted too high. Turn the air curtain down.

The unit’s heater has been turned

off.

Turn the heater on.

The heater is adjusted too low. Turn the heater up.

It is too hot. Space heating and air curtains are

colletively producing too much

heat.

1. Turn space heating down.

2. Turn the unit down.

3. Turn the heater down.

It is too cold. Room is too cold. 1. Turn space heating up.

2. Turn the unit up.

3. Turn the heater up.

It is too noisy. Air curtain is at highest setting. Turn the unit down.

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Biddle DF Dokumentacja Strona 31