Starter Motor Malfunction - Carrier 69GL15-114 Operation And Service

INDICATION/
TROUBLE

3.1.3 Starter Motor Malfunction

a. Starter motor
will not crank or
turns slowly
b. Starter motor
turns but pinion
does not engage
c. Starter motor
does not disengage
after switch has
been released
d. Pinion does not
disengage after
engine is running
3.1.4 Malfunction In the Engine Starting Circuit
a. No power to
starter motor
solenoid
b. Fuel solenoid
does not energize or
does not remain
energized
3.1.5 Miscellaneous Engine Troubleshooting
a. Loss of power
POSSIBLE CAUSES
Battery insufficiently charged
Battery cable connections loose or oxidized
Battery cables defective
Starter brushes shorted out
Starter brushes hang up, defective or
have no contact
Starter solenoid damaged
Ignition switch defective
Engine lube oil too heavy
Pinion or ring gear obstructed or worn
Ignition switch defective
Starter motor solenoid defective
Defective starter
Battery defective
Loose electrical connections
Battery defective
Loose electrical connections
Oil pressure switch defective
Safety relay defective
Fuel solenoid defective
Ignition switch defective
Restriction in air cleaner
Air in fuel system
Air vent restricted
Restricted fuel lines
Defective fuel injection pump
Defective injector(s) or incorrect type
Incorrect fuel injection pump timing
Incorrect valve timing
Poor compression
3-2
REFERENCE
SECTION
Charge
Check
Replace
Engine Manual
Engine Manual
Engine Manual
Replace
1.4.j
Engine Manual
Replace
Engine Manual
Engine Manual
Correct
Tighten
Correct
Tighten
1.2
Replace
4.3.3
Replace
4.3.5
4.2
Clean
1.4.g/4.2
Engine Manual
Engine Manual
Engine Manual
Engine Manual
Engine Manual