PS1202A REPLACEMENT POWER SUPPLY KIT FOR ELECTRONIC AIR CLEANER
5
69-1136EF—01
Check Led (Air Cleaners With
W8600E)
The CHECK LED on the W8600E lights to indicate the
following problems: excessive dirt loading (beyond that
required to activate the WASH LED), partial shorting of
the collector, continuous ionizer or collector arcing, power
supply failure, excessive ionizer current, or any condition
causing a major reduction in high voltage.
Power Supply
WARNING
ELECTRIC SHOCK HAZARD.
Can Cause Personal Injury.
Always turn off power and remove access door
before removing the power box or its cover.
The solid state power supply assembly has no field
serviceable components. If troubleshooting indicates a
power supply or solid state performance indicator
problem, replace the entire power supply assembly.
Troubleshooting Procedure
The electronic air cleaner Troubleshooting chart shows
how to quickly isolate an air cleaner problem. The primary
diagnostic tools are the neon light and the test button.
Some steps require a meter. See Fig. 7.
Fig. 7. Troubleshooting air cleaners with solid-state performance indicator.
NO
TO USE THIS CHART:
START
OFF
ON
YES
YES
REPLACE LIGHT 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 FOUR 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
M5609F
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
DANGEROUSLY 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
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
TROUBLESHOOTING AIR CLEANERS WITH SOLID STATE PERFORMANCE INDICATOR.
