Thermo Pride Oil Furnace (general service and maintenance) - Manual (Page 16)

All installations and services must be performed by qualified service personnel.
14
POSITION THEM PER
BURNER MANUFACTURERS
INSTRUCTIONS
REPLACE IGNITION
TRANSFORMER
ARE THE ELECTRODES
ARCING?
IS THE OIL PUMP
OPERATING?
IS THE NOZZLE AND
CAD CELL POSITIONED
PROPERLY? *
IS IGNITION TRANSFORMER
CAPABLE OF PRODUCING A
3/4" ARC? (10,000 VAC)
IS THE COUPLING BETWEEN
THE BURNER MOTOR AND
THE PUMP STRIPPED?
REPLACE COUPLER
IS IGNITION ESTABLISHED?
FURNACE OPERATES FOR
COMPLETE CYCLE?
BURNER RUN NORMAL
CYCLE?
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
No
No
No
No
No
No
Yes
No CHECK-BLOWER SPEED
AND RETURN AIR TEMPERATURE
REPLACE PUMP
No MEASURE MILLIAMPS BETWEEN 'W' &'R'
ON THE T'STAT SUBBASE AND SET HEAT
ANTICIPATOR ACCORDINGLY
No
CHECK FAN ON & OFF SETTINGS
ON FAN & LIMIT CONTROL
ARE THE ELECTRODES ALIGNED
CONTACT SPRINGS TOUCHING
ELECTRODE RODS, & PORCELAIN
CLEAN AND UNCRACKED?
IF PROBLEM PERSISTS CONTINUE TO NEXT SECTION.
* ALSO PERFORM CAD CELL CHECK OUT PROCEDURE(REFER TO INDEX).
IS HEAT ANTICAPATOR SET
TO MILLIAMP SETTING
MEASURED ON SUBBASE?
BLOWER RUNS
NORMAL CYCLE?
IS AIR TEMPERATURE RISE
APPROX. 70 DEGREES F?
PERFORM CAD CELL CHECK
OUT ON PAGE 17.