Check the function of door latch
Test criteria
• The door latch and catch are operational.
If No
Change door latch.
8.4 Checking The Overall State of the Unit
8.4.1 Operating Panel
Check operating panel
Test criteria
• Operating panel fully closes
If No
Check whether the operating panel closes properly.
If no
Repair broken latching lugs of the control panel
with Service Kit (PN MM10034594).
8.4.2 Supply Air Electronics
Check the supply air to the electronics
Test criteria
• Did you clean the supply air inlet?
b
a
Image: Supply air openings
a
Ventilation grille
b
Ventilation shaft
Maintenance instructions
Performing maintenance
Remarks / values
Remarks / values
Remarks / values
Yes
No
Yes
No
Yes
No
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