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9
−
1
62-11389
SECTION 9
UNIT TROUBLESHOOTING
CAUTION
Under no circumstances should anyone attempt to repair the keypad, display or internal control
module components. Should a problem develop with these components, contact your nearest Carri-
er Transicold dealer for replacement.
NOTE
Run a Pretrip and check all active alarms before continuing with troubleshooting.
9.1 ENGINE
Indication/Trouble
Possible Causes
Action/Refer-
ence Section
NOTE:
Refer to section 9.5 for electronic speed control system diagnoses
9.1.1 Engine Will Not Start
Starter motor will not
crank or low cranking speed
Battery insufficiently charged
9.2
Battery terminal post dirty or defective
Check
Bad electrical connections at starter
Check
Starter motor malfunctions
9.1.4
Starter motor solenoid defective
Engine Manual
Open starting circuit
9.1.5
Incorrect grade of lubricating oil
2.8
Internal generator damage
8.9.9
Starter motor cranks
but engine fails to start
No fuel in tank
Check
Air in fuel system
8.5.2
Water in fuel system
Drain Sump &
8.5.5
Plugged fuel filter
8.5.5
Plugged inlet screen to mechanical pump.
8.5.3
Plugged inlet screen to electric pump.
8.5.4
Plugged fuel lines to injector(s)
Check
ESC defective
9.5
Intake air heater defective
8.5.10
Starter cranks, engages,
but dies after a few seconds
Incorrect grade of lubricating oil
2.8
Voltage drop in battery cable(s)
Check
ESC defective
9.5