Maico EV 31, Монтаж и эксплуатация, Страница: 8 / 11

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8. Operation
EV 31

Switch the unit on using the switch, e.g.
speed controller ST…
The internal shutter opens automatically.
The fan unit runs and extracts air from the
room.

Switch the unit off with the switch.
The internal shutter closes.
The fan unit switches off.
EVR 31

Switch the unit on using the switch, e.g.
reversing switch STW…
The internal shutter opens automatically.
The fan unit runs and ventilates or extracts
air from the room.

Switch the unit off with the switch.
The internal shutter closes.
The fan unit switches off.
EVH 31
NOTICE
Unit damage by jerky pulling
at the pull-cord

Don’t pull the pull-cord in a
jerky way.

Switch the unit on by pulling the pull-cord
angled towards the front.
The internal shutter opens mechanically.
The fan unit runs and extracts air from the
room.

Switch the unit off by pulling the pull-cord
angled towards the window or wall and
then return it to its base position. .
The internal shutter closes mechanically.
The fan unit switches off.
9. Maintenance
The unit is maintenance-free.
With fans in swivel windows

Check the connection cable regularly for
signs of damage at the transfer point from
the window sash to the window frame.

If the cable is damaged, have it replaced
by a trained electrician.
10. Cleaning
DANGER
Danger to life. Unit is powered
up

Switch the mains fuse off.

Do not remove the internal
housing for cleaning.

Do not flood the unit with
liquid.

Clean the unit with a damp cloth.
11. Dismantling ventilation unit
see also Figure A, bottom left
DANGER
Danger to life from electric
shock

Switch the mains fuse off.

Open both catches [13].

Swing the internal housing up slightly and
remove it.

Disconnect the electrics.

Remove the connecting flange and external
grille.
GB