Karmann Ontario Operating Instructions Manual - page 62

Heating/hot water

11-3

FAULT IDENTIFICATION AND CORRECTION

D

Possible cause

Fuse triggered

Body battery too weak or faulty

Body battery is too weak or faulty

Temperature in boiler environment

under 3°C

Body battery is too weak or faulty

Frost protection valve faulty

Water pressure too high

Hot air heat exchanger blocked

Gas pressure regulator iced up

Proportion of butane in gas cylinder

too high

Remedy

Contact specialist repair shop

Charge or change battery

Close valve by hand and charge or

change battery

Warm up body (the valve can only be

closed at 8°C)

Charge or replace battery

Contact specialist repair shop

Check pump pressure, max. 2.8 bar

Check discharge opening

Use De-icer

Use propane

Fault

"Operating" (green) lamp at the

Trumatic device is not illuminated

"Operating" (green) lamp at the

Trumatic device is not illuminated

Frost protection valve has opened

and emptied the boiler

Frost protection valve cannot be

closed

Water drips from safety/ discharge

valve

Heating switches to fault mode after

longer operating time