Thermo Products CMA3-75D36N Furnace User Manual


 
All installations and services must be performed by qualified service personnel.
Yes
TROUBLESHOOTING COMPLETE.
Yes
IF LED LIGHT FLASHES:
1 FLASH, THEN PAUSE SYSTEM LOCKOUT
2 FLASHES, THEN PAUSE PRESSURE SWITCH STUCK CLOSED
3 FLASHES, THEN PAUSE PRESSURE SWITCH STUCK OPEN
4 FLASHES, THEN PAUSE OPEN LIMIT SWITCH OR ROLLOUT SWITCH
6 FLASHES, THEN PAUSE 115 VOLT AC POWER REVERSED
7 FLASHES, THEN PAUSE LOW FLAME SENSE SIGNAL
8 FLASHES, THEN PAUSE CHECK IGNITOR OR IMPROPER GROUNDING
CONTINUOUS FLASHING FLAME HAS BEEN SENSED WHEN
(NO PAUSE) NO FLAME SHOULD BE PRESENT
(NO CALL FOR HEAT)
CHECK COMPLETE SYSTEM OUT.
THE LED WILL ALSO FLASH ONCE AT POWER-UP.
LED LIGHT STAYS ON CONTINUOUSLY,
COMPLETE FAILURE - REPLACE
INTEGRATED CONTROL.
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