11
MAINTENANCE
The filters (2) need to be checked and
cleaned every three months or when
they appear dirty. Wash in warm
sudsy water (mild detergent) or use a
soft brush vacuum. The filters should
be replaced when they can no longer
be cleaned properly.
PRACTICAL
TIPS
• To prevent electrical shock, check
that the unit is unplugged before
doing any repairs or maintenance.
• A yearly inspection is recommended
to ensure the efficiency and trouble-
free use of your system. Run
through the system and verify the
different operating modes.
HEAT RECOVERY CORE
FILTERS
The motor
- The motors are factory
balanced and lubricated for life.
They require no maintenance.
The unit
- The inside of the unit
should be vacuumed yearly.
Be
careful not to damage any of the
mechanical components and elec-
trical connections.
Outside hoods
- The outside hoods
need to be checked every season to
make sure there are no leaves or
insects blocking the airflow. Check
regularly that there are no pollu-
tants near the intake hood. Make
sure they are clear of any snow
accumulation during the winter
months.
Clean Core and Filters Every 3-6 Months.
Unplug unit before doing any repairs
or maintenance
a) Open access door.
b) Carefully grip handle of core and pull out.
Core will slide out of the channel.
c) Once removed from the cabinet remove filters.
d) Wash core in warm soapy water (do not use dishwasher).
e) Install clean core by:
a) First mounting the bottom flange of the core guide into the bottom channel approximately 1/4” (6mm).
b) Mount the left or right side flange of the core guide approximately 1/4 “ (6mm) followed by the other side.
c) Mount the top flange of the core guide into the top channel approximately 1/4” (6mm).
d) With all four corners in place and the core straight and even, push hard in the center of the core until the core
stops on the back of the cabinet.
f) Install the clean filters.
CAUTION
MAKE SURE UNIT IS UNPLUGGED BEFORE ATTEMPTING ANY MAINTENANCE WORK
The following components should also be inspected regularly and well maintained.
The heat recovery core needs to be checked and cleaned every six months. The core can be cleaned using a mild soap and
water. Rinse thoroughly. Handle with care. Hot water and a strong detergent will damage the heat recovery core.
The drain pan and drain line
- Units with drain lines should have their line and connection checked regularly.
Filters need to be checked regularly
