CC-EC M
ANUAL
M
AINTENANCE
Manual version 1.0 (16
-
07
-
2020)
en-23
en
1. Switch the unit off.
2. Disconnect power supply (remove plug from socket or
move main switch to Off).
3. Remove the air inlet grille.
4. Loosen screw
1
, but do not remove it from the unit.
5. Turn away the locking plate
2
.
6. Take out the filter
3
.
7. Clean or renew the filter.
8. Replace the filter.
9. Re-apply the locking plate to the filter.
10. Tighten screw
1
.
11. Replace the air inlet grille.
12. Switch the power on again.
Danger:
d
For safety reasons, the unit may not be used
without a filter.
4.3
Scheduled maintenance
Biddle recommends to have the following inspection and main
-
tenance works performed by an installer or other technical
expert each year.
• Check if the heat exchanger is clean. Settled dust may
cause unpleasant smells.
• Gently remove dust with a vacuum cleaner
Caution:
c
The fins of the heat exchanger are delicate parts.
Warning:
w
The fins of the heat exchanger are sharp.
• Check the operation of the fans.
