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V. 3.1-300317
brookvent.co.uk
7.2 Heat Exchange Core Check
The aircycle 3.1 heat recovery core is protected by 2 no. filters. As long as the filters are
regularly changed as detailed in the previous section there should be no need to access
the system’s heat recovery core. However, should regular filter changes no
t be adhered
to it may be advisable to access
the system’s heat recovery core, and where required,
clear it of any debris that may have collected.
Step 1.
Isolate the unit from the mains and ensure all supply circuits are disconnected.
Never run the system with the MVHR heat exchange core removed.
Step 2.
Remove the front door panel via its 4 screws.
Step 3.
Remove both filters.
Step 4.
Remove the heat exchanger from the unit by pulling the plastic strip running
across the front of the heat exchanger.
Step 5.
Carefully remove any dust from the heat exchanger with a household vacuum
cleaner. Do not attempt the clean the heat exchanger with any fluids.
Step 6.
Carefully reinsert the heat exchange core into the unit.
Step 7.
Reinsert both filters (change if necessary) and replace the front door ensuring all
four screws are securely fastened. Also ensure the filter tabs on the front of the unit are
securely fitted.
Step 8.
Power the unit on at the isolator and ensure any supply circuits are
reconnected.
MVHR
Heat
Exchange
Core