Thermo Pride Oil Furnace (general service and maintenance) - Manual (Page 15)

All installations and services must be performed by qualified service personnel.
13
TURN T'STAT SETTING
ABOVE ROOM TEMPERATURE
TURN THERMOSTAT TO CALL FOR HEAT
DOES THERMOSTAT MAKE CONTACT?
IS THE TRANSFORMER
SUPPLYING 24 VOLTS
TO THE THERMOSTAT
COOL THE THERMOSTAT
ARE WIRES CONNECTED
PROPERLY
REPLACE THERMOSTAT
CORRECT WIRE
CONNECTIONS
DOES BURNER MOTOR
START?
IS VOLTAGE PRESENT
AT BURNER MOTOR?
IS THE PRIMARY RELAY
LOCKED OUT ON SAFETY
CHECK CONTINUITY
OF WIRING
PUSH IN RESET BUTTON
IS MOTOR RESET
BUTTON POPPED OUT
IS THE OIL PUMP
FROZEN UP?
REPLACE BURNER
MOTOR
PUSH IN RESET BUTTON REPLACE OIL PUMP
Yes
Yes
REPLACE TRANSFORMER
No
No No
No
No
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
IS ROOM TEMPERATURE
BELOW THERMOSTAT SETTING?
No
No
No
No
Yes
No
CHECK INPUT POWER,
DOOR INTERLOCK,SERVICE
SWITCH AND FUSES
IS ROOM TEMPERATURE
ABOVE THERMOSTAT
SETTING?
IS THERE 120VAC
ACROSS THE PRIMARY
SIDE OF THE
TRANSFORMER?