9. Installation │ UK
15
3. Insert housing [4] into wall/ceiling/duct and
secure with two screws [S].
Do not insert the housing such that it
is twisted or crushed. Sufficiently
dimensioned mounting material is to
be supplied by the customer.
4. Wire the power cable to the terminal block
[6] in accordance with the wiring diagram
in Chapter 16 (2- or 3-core, depending on
the version). In the case of surface-
mounted connection "AP", use the tension
relief and screw this into place with both
screws [13].
5. Check position of cable grommets [2] and
[3]. These must provide a good seal.
6. VZ and F units: Plug the electronics cover
[7] into place (
Fig. B).
7. Apply equal pressure to press the internal
grille/shutter frame [12] onto the housing
[4] until it clicks into place onto the two
safety catches (
Fig. D). Do not twist it.
9.3 Start-up
1. Switch the mains fuse on, remove warning
sign.
2. Carry out a function test.
10. Maintenance
The unit is maintenance-free.
11. Cleaning
Clean fan regularly, especially after it
has not been used for a long time.
NOTICE
Risk of damage to unit if incorrect
cleaning agent is used.
Only clean the
internal grille/shutter frame [12] with water.
Do not use aggressive cleaning agents.
NOTICE
In the case of ECA 120 K: Lamella may
break if cleaned incorrectly.
Take care
when cleaning. Do not exercise force when
opening, shutting or bending the lamella.
1. Switch off mains fuse, secure against
being accidentally switched back on and
position a warning sign.
2. If dirty, clean the fan with a damp cloth.
3. If the internal grille/shutter frame [12] is
very dirty, carefully remove it (
Fig. D)
and clean it with water.
4. Refit the internal grille/shutter frame.
5. Switch the mains fuse on. Carry out a
function test.
12. Fault rectification
Fault finding only by trained specia-
lists. Call on the services of a trained
electrician any time there is a fault.
Repairs should only be carried out by
a trained electrician.
1. Switch off mains fuse, secure against
being accidentally switched back on and
position a warning sign.
Fault
Cause, Measure
Fan does
not switch
on.
VZ or F units: Wait for start delay
(approx. 50 seconds).
