Operation and Maintenance Manual for Rosenberg
Compact ventilation appliance series SupraBox Comfort
Overhead devices
BA 113 BB 10/12/A/SupraBox
25
In order to ensure safe removal of the heat exchanger, follow the order of the
steps below:
1. Unlock the front panels ([3] pict. detachment heat exchanger) using the 4 allen head screws in
the panel (first remove the plastic plug).
2. Unlock the butterfly screws at the clamp of the heat exchanger ([2] pict. heat exchanger
removal) with simultaneous careful removal of the reverse flow heat exchanger 2 ([5] pict. heat
exchanger removal).
3. Unlock the angle bracket heat exchanger ([1] pict. heat exchanger removal) with simultaneous
careful removal of the reverse flow exchanger 1 ([4] pict. heat exchanger removal), do the
same with heat exchanger 3 ([6] pict. heat exchanger removal)
In order to ensure a safe assembly of the heat exchanger the above listed steps have to be executed
in reverse order.
Maintenance
Every
3 months
If necessary
Hygiene Inspection
Check of the hygienic condition
X
Check the reverse flow heat exchanger for dirt
X
Cleaning of the plate set with water (water or
steam, the sheet of water should always follow
the disc set from top to bottom)
Clean the module chamber carefully
Completely remove the dirty water
X
Check the condensate and maintenance pan
for dirt
X
Cleaning of the condensate pan
X
Check the function of the trap and water level,
fill in water if necessary
X
Check the bypass flap on free movement and
repair it if necessary
X
The water or the used cleaning agent should have a neutral ph-value (6 – 8).
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Warning: The blades of the reverse flow heat exchanger are very sensitive to
contact. Clean and remove with extreme caution!
