10. Fault rectification
│ gb
15
Fault
Cause / measure
Fan does not
switch on.
VZ or F units: Wait for start
delay (approx. 50 seconds).
Fan does not
switch on.
No mains voltage.
Check whether the mains
fuse has failed. Switch on if
necessary.
Fan does not
switch on.
Impeller blocked.
Should only be carried
out by a trained electrici-
an:
Unlock and remove the
internal grille/ shutter frame
[8] (
Fig. D). Check impel-
ler and clean if necessary.
Fan does not
switch off.
VZ or F units: Wait for
overrun time (approx.
6 minutes).
Motor's thermal
overload
protection
switches the fan
off.
Motor too hot. Wait until
the motor has cooled. Cool-
down time can be up to
10 minutes. Unit switches
back on automatically after
cooling.
Lamella do not
open or close
for K units.
Lamella very dirty or
blocked.
Clean lamella.
Check whether there is any-
thing between the lamella.
Remove if necessary.
11. Spare parts
Spare parts may only be sourced from
and fitted by a specialist installer.
Item
Designation
Article no.
5.1
Mother board:
Standard device
types, 24-V, K
F101.1010.9000
5.2
VZ circuit board:
VZ + KVZ device
types
0101.1257.0000
5.3
F circuit board: F
+ KF device types
0101.1255.0000
10
ECA 120 K:
Thermostatic
bimetal strip
E180.0913.9100
12
ECA 120:
internal grille
ECA 120 K:
Shutter frame
0059.1010.9000
0059.1011.9001
In the case of questions:
Maico Elektroapparate-Fabrik GmbH
Steinbeisstraße 20
78056 Villingen-Schwenningen, Germany
Tel. +49 7720 694 445 / Fax +49 7720 694 175
E-Mail: ersatzteileservice@maico.de
12. Dismantling
Dismantling may only be undertaken
by a trained electrician (
Chapter 1).
DANGER
Danger to life from electric
shock.
Prior to access to the connection
terminals switch off all supply
circuits. Switch off main fuses,
secure against being accidentally
switched back on and position a
visible warning sign.
CAUTION
Danger of burning due to
contact with bimetal strip [10]
(K units).
Do not touch bimetal strip [10].
Bimetal strip is very hot after fan
is switched off. Cool-down time
can be up to 10 minutes.
1. Switch the mains fuse off.
2. Unlock and remove the internal
grille/shutter frame [8] (
Fig. D).
3. Remove electronics cover [7], remove
power cable.
4. Remove fan. To do this, press both locking
hooks [1] out of their latched positions
using a screwdriver and pull the fan out
by pulling with equal force on both sides.
13. Disposal
Not in domestic waste.
The unit
contains in part material that can be
recycled and in part substances that
should not end up as domestic
waste.
Dispose of the unit once it has reached the
end of its working life according to the
regulations valid where you are.
Summary of Contents for ECA 120 SERIES
Page 3: ...A B C D...