TM 5-3895-354-14&P
94. BLOWER MOTOR WILL NOT START (continued)
Voltage too low
Test rating of incoming external power (Para. 10) and
remedy cause Improper power connections
Improper power connections
Make the correct connections (Para. 10)
Fuel pump or blower fan locked
Replace a defective fuel pump or blower fan
Blower motor starter defective
Repair or replace a defective motor starter (Para. 45)
Blower motor defective
Replace a defective blower motor
95. HOT OIL HEATER WILL NOT START
Probable Cause
Possible Remedy
Circulating pump motor starter or blower motor
Reset motor starters (Para 44 & 48) starter overloads
tripped
Fuse blown
Replace fuse as necessary (Para. 43)
Low oil condition
Add heat transfer fluid as necessary
Circulating pump starter defective
Replace a defective motor starter (Para. 49)
Blower motor starter defective
Replace a defective motor starter (Para. 45)
Power supply not connected
Connect external power supply
96. BLOWER MECHANISM WILL NOT PROGRAM OUT OF PREPURGE
Probable Cause
Possible Remedy
Program controller defective
Replace a defective program controller (Para. 46)
97. BURNER MECHANISM WILL NOT PROGRAM OUT OF LOW-FIRE
Probable Cause
Possible Remedy
Program controller defective
Replace a defective program controller (Para. 46)
Voltage low
Inspect incoming external power for proper rating
(Para. 10)
High fire solenoid valve defective
Replace defective solenoid valve
Defective oil cylinder
Replace defective oil cylinder
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