Maico Centro-M-APB, Installation And Operating Instructions Manual, Page: 21 / 24

16 Spare parts
21
Fault Cause → Measure
Fan performance inad-
equate. Dirty filter. → Replace
filter.
Locking hook not en-
gaged. → Engage fan
insert correctly.
Incorrect duct diameter.
→ Check diameter of
the main duct.
Supply air cross section
is too small. → Increase
the supply air cross
section.
Spiral housing too loud. Dirty filter. → Replace
filter.
Fan insert incorrectly in-
stalled. → Insert fan in-
sert correctly in accord-
ance with these instruc-
tions.
The main duct is under-
sized. → Re-calculate
pressure losses.
H model does not
switch from base load
to full load operation
despite there being hu-
midity in the room. No rapid increase in hu-
midity (7% in 2 minutes)
took place.
H model no longer
switches back to base
load operation or off
even after a long period
in full load operation. The level has not yet
fallen below reference
value. After 1 h, the
valve automatically
switches from full load
operation to base load
operation after an over-
run time of 15 minutes
and resets the refer-
ence value.
Additional consumers
connected to terminal 4. Damage to the unit if
connected incorrectly.
Do not connect addi-
tional consumers to ter-
minal 4.
The unit may only be
connected according to
the wiring diagrams
(
Wiring diagrams
[
}
22] ).
If the fault persists or reoccurs : Disconnect
the unit completely from the power supply. Let a
qualified electrician determine the cause of the
fault and eliminate it. If you have any question re-
lating to troubleshooting: Service: +49 7720 6940.
16 Spare parts
Spare parts may only be sourced from and
fitted by a specialist installer.
Designation Article no.
Cover for upper part of
housing 0059.1037.0001
Filter mat ZF 60/100: 5
pieces, filter class G2
according to EN 779
with filter change indic-
ator (time strip) 0093.0331
Upper part of housing,
complete Centro-APB
60/100 0059.1036.9001
Spiral housing without
cover
Centro-E-APB
Centro-H-APB
E084.0184.0000
E084.0185.0000
Lower part of housing,
complete Centro-APB
60/100 E059.1035.9200
SB printed circuit
boards, complete
Centro-H / H-APB F101.1027.900
In case of questions, please contact:
Maico Elektroapparate-Fabrik GmbH
Steinbeisstraße 20
78056 Villingen-Schwenningen, Deutschland
Tel. +49 7720 694 445
Fax +49 7720 694 175
E-mail:
ersatzteilservice@maico.de
Spare parts can be ordered at
www.shop.maico-ventilatoren.com .
17 Removal
Dismantling may only be undertaken by a
qualified electrician.