Honeywell 203365A User Manual
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5
69-0769—1
Fig. 4—Troubleshooting air cleaners with solid-state performance indicator.
NO
TO USE THIS CHART:
START
OFF
ON
YES
YES
REPLACE LIGHT/
SWITCH ASSEMBLY.
MAKE SURE ELECTRONIC
CELL(S) ARE CLEAN, DRY
AND PROPERLY INSTALLED.
MAKE SURE PREFILTER(S)
ARE IN CABINET SLOT
FARTHEST FROM FURNACE.
TURN ON ELECTRONIC AIR
CLEANER AND SYSTEM
FAN.
CHECK NEON LIGHT.
PUSH TEST BUTTON AND
LISTEN FOR SNAPPING
SOUND.
NO
PUSH TEST BUTTON
AND LISTEN FOR
SNAPPING SOUND.
TURN OFF AIR CLEANER
AND REMOVE CELL(S)
ONLY (NOT PREFILTERS).
CLOSE ACCESS DOOR
AND TURN ON
AIR CLEANER.
OFF
ON
OFF
ON
CHECK ON LED IN
W8600E
DEPRESS AND HOLD DOWN
TEST BUTTON. CHECK
LED IN W8600E
SHOULD COME ON
2
2
OFF
WIRING
NOT OK
CHECK WIRING BETWEEN
W8600E AND AIR CLEANER.
USE MAX. NO. 18 4-WIRE
THERMOSTAT CABLE
CONNECTED 1(G) TO 1(G),
2(Y) TO 2(Y), 3(R) TO 3(R),
AND 4(B) TO 4(B).
WIRING OK
CORRECT
WIRING.
REPLACE
W8600E.
3
CHECK FOR CORRECT
INPUT VOLTAGE ACROSS
P1 AND P2 TERMINALS
ON POWER SUPPLY.
INSPECT CELL(S) FOR:
•
•
•
•
BENT COLLECTOR
PLATES
BROKEN IONIZER
WIRES
DIRT ON INSULATORS
DAMAGED IONIZER
OR COLLECTOR
CONTACT TABS
YES
NO
YES
NO
FIX
WIRING.
REPAIR OR
REPLACE
CELL(S).
WITH OHMMETER,
CHECK FOR SHORT
BETWEEN:
•
•
CELL FRAME AND
IONIZER SECTION
CELL FRAME AND
COLLECTOR SECTION
CELL
SHORTED
INFINITE
RESISTANCE
REPLACE
CELL.
CELL OK.
TURN OFF AIR CLEANER,
REPLACE CELLS(S) AND
DISCONNECT 4 W8600E
LEADS AT AIR CLEANER.
REPLACE ACCESS DOOR.
TURN ON AIR CLEANER.
PUSH TEST BUTTON
AND LISTEN FOR
SNAPPING SOUND.
NO
YES
REPLACE
POWER
BOX OR
POWER SUPPLY.
AIR CLEANER OK.
TURN OFF AIR CLEANER
AND RECONNECT W8600E
LEADS 1(G) TO 1(G), 2(Y)
TO 2(Y), 3(R) TO 3(R), AND
4(B) TO 4(B).
1
FOR POWER SUPPLY REPLACEMENT, SEE FORM 69-0776.
W8600E HAS THREE LIGHT-EMITTING DIODES (LEDS):
ON, WASH, AND CHECK.
W8600E OPERATION CAN BE CHECKED SEPARATELY.
SEE W8600E INSTRUCTIONS.
2
3
M5609
FOLLOW THE STEPS IN ORDER, DO NOT SKIP AROUND.
EACH TIME YOU ISOLATE AND FIX A PROBLEM,
GO BACK TO START.
REPEAT ALL THE STEPS UNTIL THE AIR CLEANER
CHECKS OUT OK.
1.
2.
3.
1
THIS STEP EXPOSES
DANGEROUS HIGH
VOLTAGE. ONLY A
QUALIFIED SERVICE
TECHNICIAN SHOULD
ATTEMPT THIS STEP.
WARNING
CHECK NEON LIGHT.
TURN OFF AIR CLEANER
AND REMOVE CELL(S)
ONLY (NOT PREFILTERS).
CLOSE ACCESS DOOR
AND TURN ON AIR CLEANER.
ON
ON
WASH LED IN W8600E
SHOULD COME ON.
OFF
ELECTRONIC AIR CLEANER
AND W8600E ARE OK.
2