7
■
Cleaning the LEAC2 Prefilter (Standard Foam)
Tools Required:
None.
Note:
To keep the filter in top operating condition, washing the foam prefilter
(if installed) 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 prefilter from the snap-in frame. (See Figure 4, below.)
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.
Complete by reversing the above steps.
■
Changing the LEAC2 Prefilter (G4 Pleated)
Tools Required:
None.
Note:
To keep the filter in top operating condition, replacing the pleated
prefilter is recommended every twelve months or sooner.
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 prefilter from the snap-in frame. The beverage board frame has slots that have to be depressed to release
the filter from the prefilter housing (See Figure 5, above.)
Step 4.
After removing the new G4 pleated prefilter from the box, remove the die cut slots from the beverage board frame and
install on prefilter bracket.
Step 5.
Complete by reversing the above steps.
I n s t a l l a t i o n , O p e r a t i o n , & M a i n t e n a n c e M a n u a l
MAC 10
®
LEAC2
Fan Filter Unit
Figure 4 - Foam Prefilter Cleaning
ON/OFF SWITCH
PREFILTER SURFACE ON TOP SIDE
(3/8" THK BLACK 20 PPI OPEN CELL POLYURETHANE FOAM)
SUPPORT SCREEN ON BOTTOM SIDE
(UNI-GRID EXPANDED ALUMINUM 85% OPEN)
20" x 20" Prefilter
Figure 4: Foam Cleaning Prefilter
Figure 5 - G4 Prefilter Placement
ON/OFF SWITCH
20" x 20" Prefilter
Prefilter retention slots
Beverage board frame
Figure 5: G4 Prefilter Placement
WARNING
DISCONNECT THE UNIT FROM THE
ELECTRICAL POWER SOURCE BEFORE
ATTEMPTING ANY SERVICE.
WARNING
DISCONNECT THE UNIT FROM THE
ELECTRICAL POWER SOURCE BEFORE
ATTEMPTING ANY SERVICE.
Innovators in Clean Air Technology | www.envirco.com | Installation, Operation & Maintenance