Fault Rectification - Maico ECA 100 ipro Montage- Und Betriebsanleitung

1. Switch off mains fuse, secure against being
accidentally switched back on and position a
warning sign.
2. Only clean inside parts of the fan with a
dry cloth.
3. If the designer cover [7] is very dirty,
remove it carefully ( fold out page,
Fig. B) and clean with water.
4. Fit designer cover [7] ( fold out page,
Fig. B). Switch the mains fuse on,
remove warning sign.

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 Start delay (max. 120 seconds).
not switch
Wait for the start delay and
on.
reduce if necessary,  Chap. 9.5.
Fan does No mains voltage.
not switch
Check whether the mains fuse has
on.
failed. Switch on if necessary.
Impeller blocked.
Fan does
Should only be carried out by
not switch
a trained electrician: Remove
on.
cover [6]. Unlock internal grille
[5.1] or internal shutter [5.2] using
locking hooks (see arrow) and
remove. Check impeller and clean
if necessary.
Fault Cause, Measure
Fan does not Overrun time
switch off. (max. 25 minutes).
Wait for the overrun time and
reduce if necessary,
 Chapter 9.5.
Motor's Motor too hot.
thermal
Wait until the motor has
overload
cooled. Cool-down time can
protection
be up to 10 minutes. Unit
switches the
switches back on automa-
fan off.
tically after cooling.
Lamella do 1) Lamella very dirty or
not open or blocked.
close
Clean lamella. Check whether
for K units.
there is anything between the
lamella. Remove if necessary.
2) Check whether the wiring is
correctly carried out refer to
diagram 1 (high level),
page 34. Bridge terminal 1
and 2.
Fan does not A high-impedance voltage
switch off applies against terminal L1
or with a control switch negative
fan switch on glow lamp, parallel installed
accidentally. wires (mutual induction) or
transformers respectively
other electrical parts.
Recommendation: Connect a
X2-capacitor (220 nF/250 V)
against neutral lead.
11. Cleaning │ UK
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