TB 9-6115-644-13
OVERHEATING
NOT OK
ADD COOLANT AS
REQUIRED (REFER TO
CHECK COOLANT LEVEL
TM 9-6115-644-24)
OK
MEASURE CONTINUITY OF
NOT OK
WIRING TO COOLANT
NOTIFY NEXT HIGHER LEVEL
PUMP
OF MAINTENANCE TO REPAIR
OR REPLACE WIRING
OK
NOT OK
TEST FOR POWER AT
NOTIFY NEXT HIGHER LEVEL
WIRING CONNECTION TO
OF MAINTENANCE TO REPAIR
COOLANT PUMP
OR REPLACE WIRING
OK
NO
REPLACE COOLANT PUMP
DOES COOLANT PUMP
(PARAGRAPH 4-20)
RUN?
YES
NOTIFY NEXT HIGHER
LEVEL OF MAINTENANCE
TO REPAIR OR REPLACE
WIRING
FLAME SENSOR SHORT
CIRCUIT
REPLACE HEATER
(PARAGRAPH 4-10)
