Service - Honeywell F57A Manual

•
Be sure the prefilter is correctly placed. The airflow arrow
on the prefilter should be pointing toward the cells.
•
Check that the wiring compartment cover is correctly
reinstalled and the grille assembly is latched closed.
•
Clean the inside and outside of the F57.
Check Air Cleaner Operation
•
Push the test button to check the power supply. An audible
arc indicates power supply operation. The CHECK LED
lights.
•
Check that the fan runs at all three speed settings and
the ON LED lights when the fan is operating.
•
Check that the WASH LED (if used) lights if the cells are
removed with the grille closed and the F57 turned on.

SERVICE

WARNING
Sharp Edges
Can cause personal injury.
Wear protective gloves when handling the cells and
prefilter to avoid cuts from the sharp metal edges,
collection plates, and ionizer wires.
Hot Water, Strong Detergent
Can cause personal injury.
Wear rubber gloves, eye protection, and rubber apron
for protection.
IMPORTANT
Electronic air cleaners and components are
susceptible to damage. Be careful when working
with them to avoid equipment damage. Detergents
used for cell washing must never be acid based and
must have inhibitors to prevent cell erosion.
TEST
BUTTON
PERFORMANCE
SWITCH
INDICITATOR
LEDS
FAN SPEED
SELECTION
OR IR
RECEIVER
PREFILTER
(MOUNTS
IN GRILLE)
F57A,B FLUSH-MOUNTED COMMERCIAL ELECTRONIC AIR CLEANER
F57A – GRILLE REMOVED
HEAVY DUTY
COMMERCIAL CELL (2)
FAN
Fig. 10. F57 components (A model shown).
IONIZER
WIRES
Fig. 9. FC37B Heavy Duty Commercial Cell.
GRILLE
OPTIONAL ACTIVATED
CARBON FILTER (2)
(MOUNTS IN GRILLE)
11
IONIZER
CONTACT
O W
F L
A I R
COLLECTION
PLATES
M5677
F57A – GRILLE REPLACED
M5671A
68-0083-7 Revised 11-07