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