Thermo Products OPB (24, 36)- 80, 30 Proper Combustion Achieved?, Is The Problem Delayed Ignition?

All installations and services must be performed by qualified service personnel.

PROPER COMBUSTION ACHIEVED? No

IS THE PROBLEM DELAYED

IGNITION?

Yes

IS THE AIR TUBE INSERTION	No
0-1/4" BACK FROM INSIDE
OF REFRACTORY?

Yes

ARE THE ELECTRODES	No
PROPERLY ALIGNED?

Yes

CORRECT INSERTION OR

AIR TUBE BURNOFF

MAY OCCUR.

ALIGN ELECTRODES PER BURNER INSTRUCTION MANUAL SPECIFICATIONS

Yes No

IS PUMP PRESSURE SET
ACCORDING TO BURNER	No
APPLICATION CHART

Yes

ARE VENT TERMINAL AND HEAT

EXCHANGER CLEAN?

ADJUST TO 100-120 PSI UNLESS COMBUSTION AIR OR OIL BELOW 50 deg. F IS PRESENT (THIS

IS CONSIDERED BELOW)

IS THE NOZZLE

PLUGGING?

			ADJUST AIR TO A TRACE OF
No	IS BURNER SET TO	No	SMOKE, THEN TAKE CO2 OR
			O2 READING, NEXT SUBTRACT
	PRODUCE A TRACE		1% FROM THE CO2 OR ADD 1%
	OF SMOKE AND
			TO O2 . THEN, ADJUST AIR TO
	THEN "DETUNED".
			OBTAIN NEW CO2 OR O2 VALUES.

Yes

IS WATER, DIRT, OR	No
SLUDGE PRESENT IN		IS COMBUSTION AIR
THE OIL SYSTEM?

Yes	Yes
	TRY TO RAISE ROOM & OIL

REPAIR OR REPLACE TANK	IF THIS CANNOT BE DONE DO
	THE FOLLOWING:
TO PREVENT FUTURE
PROBLEMS. MIX
IN PROPER ADDITIVES	DECREASE NOZZLE SIZE AND
TO REMOVE WATER
	INCREASE PUMP PRESSURE.
AND SLUDGE
	CHOOSE SMALLER NOZZLE
	SIZE AND PUMP PRESSURE
	FROM "EFFECTS OF PRESSURE
	ON NOZZLE FLOW RATES" AT
	THE END OF THE TROUBLE
	SHOOTING SECTION.

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