Troubleshooting - Carrier 69GL15-114 Operation And Service

3.1 DIESEL ENGINE
INDICATION/
TROUBLE
3.1.1 Engine Will Not Start
a. Starter motor
will not crank or low
cranking speed.
b. Starter motor
cranks but engine
fails to start
c. Starter cranks,
engages but dies
after a few seconds
3.1.2 Engine Starts Then Stops
a. Engine stops
after several
rotations
SECTION 3

TROUBLESHOOTING

POSSIBLE CAUSES
Battery insufficiently charged
Battery terminal post or battery defective
Bad electrical connections at starter
Starter motor malfunctions
Starter motor solenoid defective
Open starting circuit
Incorrect grade of lubricating oil
No fuel in tank
Air in fuel system
Water in fuel system
Plugged fuel filters
Faulty fuel control operation
Safety relay
Glow plug(s) defective
Plugged fuel lines to injector(s)
Mechanical lift fuel pump malfunction
Engine lube oil too heavy
Voltage drop in starter cable(s)
No fuel in tank
Faulty fuel control operation
Fuel filter(s) restricted
Air cleaner or hose restricted
Safety device open
Open wiring circuit to fuel solenoid
Fuel solenoid linkage disconnected
Fuel supply restricted
Mechanical lift fuel pump malfunction
Oil pressure switch defective
Leak in fuel system
Injector nozzle(s) defective
Injection pump defective
3-1
REFERENCE
SECTION
Charge
Check
Correct
3.1.3
Engine Manual
3.1.4
1.4.j
1.3/1.4.g
4.2
Drain Sump
Replace
4.3.3
Check
4.3.6
Engine Manual
Engine Manual
1.4.j
Check
1.3/1.4.g
4.3.3
Replace
4.3.5
1.2
Check
4.3.3
1.4.g/4.2
Engine Manual
Replace
Check
Engine Manual
Engine Manual