Instructions

STOP

Danger due to electric shock when working on all

electrical systems.

◆ The electrical connection and all work on electrical systems must

only be carried out by a qualied electrician in accordance with

the connection instructions in these operating instructions,

see page 27.

◆ Carry out all installation and connection work only in an

isolated, de-energised state.

7. General safety information

Incorrect use leads to

an increased risk of injury.

◆ Children may not be permitted to play with the Troll Comfort

DuoFern.

◆ Train all personnel to use the Troll Comfort DuoFern safely.

◆ Avoid allowing persons with limited abilities to operate

the equipment and prevent children from playing with

xed controllers.

◆ Never remove the operating unit from the installation hous-

ing during operation.

The use of defective equipment can lead to personal injury

and damage to property (electric shocks, short circuiting).

◆ Never use defective or damaged equipment. Please contact

our Customer Service department in the event of faults,

see page 124.