Fantech VHR Series, Operation Manual

7

Maintenance

MAKE SURE UNIT IS UNPLUGGED BEFORE ATTEMPTING ANY MAINTENANCE WORK

The following components should also be inspected regularly and well maintained.

Filters

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.

Heat recovery core

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. It is recommended to clean the core in the summer or when the 
temperature is mild. Never clean in the heat recovery core in the winter.

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 centre of    

    the core until the core stops on the back of the cabinet.

f) Install the clean filters.

•  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.

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 
electrical connections.

The drain pan and drain line 

– Units 

with drain line should have their line 
and connection checked regularly.

Outside hood  

– The outside hoods 

need to be checked every season 
to make sure there no leaves 
or insects blocking the airflow. 
Check regularly that they're are no 
pollutants near the intake hood. 
Make sure they are clear of any 
snow accumulation during the 
winter months.

Filters need to be checked regularly