Honeywell F57A Simple Manual

F57A,B FLUSH-MOUNT COMMERCIAL ELECTRONIC AIR CLEANER
68-0083-7 Revised 11-07
16
START
LED ON/FAN ON
NO
YES
YES
YES
NO
DAMAGED
"ON" LED OFF/FAN OFF
"ON" LED ON/FAN OFF
"ON" LED OFF/FAN ON
NO
NO
NO
YES
NO
YES
NO
YES
NO
YES
YES
NO
NO
YES
YES
YES
FAN 
OFF
FAN 
ON
YES
YES
CELL 
SHORTED
INFINITE RESISTANCE
NO
YES
YES
ELECTRONIC COMPONENTS ON POWER SUPPLY BOARDS ARE 
NOT FIELD REPLACEABLE. ATTEMPTED SERVICE WILL DAMAGE

BOARDS . IF TROUBLESHOOTING INDICATES A POWER SUPPLY 
PROBLEM, REPLACE THE ENTIRE POWER SUPPLY ASSEMBLY.
TO USE THIS CHART:

1. FOLLOW THE STEPS IN THE EXACT SEQUENTIAL ORDER. 
2. EACH TIME YOU ISOLATE AND FIX A PROBLEM, GO BACK TO START.
3. REPEAT ALL THE STEPS UNTIL THE AIR CLEANER CHECKS OUT OK.
NO
NO
MAKE SURE CELLS 
ARE CLEAN, DRY, AND 
PROPERLY INSTALLED.
CLOSE COVER OR
DEFEAT INTERLOCK.
TURN ON AIR 
CLEANER . CHECK 
FAN OPERATION AT 
LO, MED, HI SPEEDS.
OBSERVE "ON'' LED.
PUSH TEST BUTTON. 
LISTEN FOR 
SNAPPING SOUND.
HOLD DOWN TEST 
BUTTON. IS 
"CHECK" LED LIT?
RELEASE TEST 
BUTTON. IS 
"CHECK" LED LIT?
IS "WASH" LED LIT?
TURN OFF AIR 
CLEANER. SHORT 
IONIZER TO FRAME 
WITH TEST LEAD. 
TURN ON AIR 
CLEANER. IS 
"WASH" LED LIT?
CLEAN CELLS, 
WIPING IONIZER 
WIRES. INSPECT 
CELLS FOR 
DAMAGED IONIZER 
CONTACTS.
REPLACE OR 
REPAIR CELLS.
REMOVE CELLS. IS 
"WASH" LED LIT?
AIR CLEANER OK.
REPAIR OR REPLACE 
CELL(S)
WITH OHMMETER, 
CHECK FOR SHORT 
BETWEEN:
- CELL FRAME AND
COLLECTOR 
TERMINAL.
- CELL FRAME AND
IONIZER TERMINAL.
IS "CHECK" LED LIT?
CHECK INPUT 
VOLTAGE TO LED.
REPLACE 
LED.
REPLACE 
POWER 
SUPPLY.
INSPECT CELLS FOR:
- BENT COLLECTOR 
PLATES
- BROKEN IONIZER 
WIRES
- DIRT ON 
INSULATORS
- DAMAGED IONIZER
OR COLLECTOR 
CONTACT TABS
REPLACE CELLS
NO
CELLS OK.
REPLACE SWITCH.
CHECK INPUT VOLTAGE 
TO INTERLOCK SWITCH.
TURN OFF AIR CLEANER. OPEN 
COVER. DEFEAT INTERLOCK. CHECK 
FOR INPUT VOLTAGE TO SWITCH.
CHECK WIRING BACK 
THROUGH POWER CORD 
AND OUTLET TO CIRCUIT 
BREAKER OR FUSE.
CORRECT WIRING 
OR FUSING.
ADJUST/REPAIR/
REPLACE 
INTERLOCK 
SWITCH.
TURN OFF AIR CLEANER. OPEN 
COVER. REMOVE ACCESS PANEL. 
DEFEAT INTERLOCK. TURN ON AIR 
CLEANER. JUMPER SWITCH 
CONTACTS FOR EACH SPEED 
IN TURN.
REPLACE 
SWITCH.
HOLD DOWN TEST 
BUTTON ; DOES 
"CHECK" LED LIGHT?
CHECK FOR 
VOLTAGE 
TO "ON" LED.
REPLACE 
POWER 
SUPPLY.
REPLACE LED.
REPLACE 
POWER 
SUPPLY.
TURN OFF UNIT. OPEN COVER. 
REMOVE ACCESS PANEL. DEFEAT 
INTERLOCK. TURN ON AIR 
CLEANER. CHECK FOR CORRECT 
INPUT VOLTAGE TO POWER 
SUPPLY: CHECK BOARD 
TERMINALS P1 AND P2.
PUSH TEST BUTTON. LISTEN 
FOR SNAPPING SOUND.
CHECK WIRING BACK THROUGH 
SWITCH, INTERLOCK, POWER CORD, 
OUTLET, AND CIRCUIT BREAKER.
CORRECT WIRING.
M3665B
TURN OFF POWER. 
MAKE SURE FAN 
MOTOR ROTATES 
FREELY. REPLACE 
FAN MOTOR IF 
NECESSARY.
1
1
1
NO
1
REPLACE 
POWER 
SUPPLY.
1
NO
RISK OF ELECTRIC SHOCK
THESE SERVICING INSTRUCTIONS ARE FOR USE BY QUALIFIED PERSONNEL ONLY. TO REDUCE RISK 
OF ELECTRIC SHOCK, DO NOT PERFORM ANY SERVICING OTHER THAN CONTAINED IN THE 
OPERATING INSTRUCTIONS UNLESS YOU ARE QUALIFIED TO DO SO.
WARNING
Fig. 17. Electrical troubleshooting procedure for the F57A,B.

Honeywell F57A Specifications

General

Brand	Honeywell
Model	F57A
Category	Air Cleaner
Language	English