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Follow these steps to replace the air filter:
Replacement of the internal DC fan
The internal DC fan is placed behind the back down cover. The purpose is to circulate the air inside
the door closure.
When to replace
The internal fan only needs to be replaced when it is faulty.
Before you start make sure that you have the following available:
A Torx 20 screwdriver
A 7# spanner
A new internal DC fan, see “spare parts” for details
Caution
Only trained or certified technicians are allowed to carry out the replacement of parts. Remember that
all power to the unit must be switched off or disconnected before start any service work on the unit.
Illustration
This illustrates where the fan is placed.
Step
Action
1
Switch off power
2
Unscrews the 12 Torx screws holding the back cover in place
3
Loose the toggle clamp which fix the air filter
4
Remove the old air filter, and then put the new one in place.
Note: the arrow indicating the air flow on the filter, or let the green side
towards out
5
Remount the back cover
6
Switch on power
Summary of Contents for DCU22-2000DH
Page 51: ...51 of 53 12 Appendix Dimension...
Page 52: ...52 of 53 Wiring diagram...
