MAC 10
®
IQ
Fan Filter Unit
14
Innovators in Clean Air Technology | www.envirco.com | Operation & Maintenance
I n s t a l l a t i o n & S e r v i c e M a n u a l
■
Cleaning the IQ Pre-filter (foam)
Tools Required: None.
Note: To keep the filter in top operating condition, washing
the foam prefilter is recommended every three to six months.
Step 1.
To gain access to the prefilter, remove the ceiling
panel next to the unit, if applicable.
Step 2.
Switch the ON-OFF switch to the off position.
Step 3.
Remove the 16”x23” prefilter from the snap-in frame. (See Figure)
Step 4.
Clean the prefilter by hand washing in water with a mild detergent or by using a vacuum cleaner. Allow prefilter to
dry completely before replacing.
Step 5.
Reassemble by reversing the above steps.
WARNING
DISCONNECT THE UNIT FROM THE ELECTRICAL
POWER SOURCE BEFORE ATTEMPTING
ANY SERVICE
ON/OFF Switch
(foam prefilter)
16” x 23”