Thermo Pride MODEL OPA User Manual

Page 80

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

BLOWER RUNS

NORMAL CYCLE?

IS IGNITION ESTABLISHED?

FURNACE OPERATES FOR

COMPLETE CYCLE?

BURNER RUN NORMAL

CYCLE?

IS HEAT ANTICAPATOR SET

TO MILLIAMP SETTING

MEASURED ON SUBBASE?

Yes

CHECK-BLOWER SPEED

AND RETURN AIR TEMPERATURE

MEASURE MILLIAMPS BETWEEN 'W' &'R'

ON THE T'STAT SUBBASE AND SET HEAT

ANTICIPATOR ACCORDINGLY

IS THE OIL PUMP

OPERATING?

IS THE COUPLING BETWEEN

THE BURNER MOTOR AND

THE PUMP STRIPPED?

Yes

REPLACE COUPLER

REPLACE PUMP

IF PROBLEM PERSISTS CONTINUE TO NEXT SECTION.

ARE THE ELECTRODES

ARCING?

Yes

IS IGNITION TRANSFORMER

CAPABLE OF PRODUCING A

3/4" ARC? (10,000 VAC)

REPLACE IGNITION

TRANSFORMER

Yes

IS TEMPERATURE RISE

CHECK FAN ON & OFF (DIP SWITCH)

SETTINGS ON FAN CONTROL

Yes

IS OIL AVAILABLE TO THE BURNER?

DETERMINE IF THE ELECTRODES ARE

ALIGNED, CONTACT SPRINGS TOUCHING

ELECTRODE RODS, & PORCELAIN

INSULATORS CLEAN AND

UNCRACKED. ADJUST OR REPLACE,

AS NECESSARY.

VERIFY ALL OIL VALVE(S) ARE OPEN,

OIL TANK IS SUFFICIENTLY FULL,

AND OIL LINE CONTAINS OIL.