General Troubleshooting - Carrier X4 7700 Operator's Manual

23. General Troubleshooting

Unit may start automatically at any time even if the switch is
in the OFF position. Use proper lockout/tagout procedures
before inspection/servicing. All unit inspection/servicing by
properly trained personnel only.
Everything possible has been done to ensure that this unit is the most
reliable, trouble-free equipment available today. If, however you are having an
issue, the following section may be of assistance.
If you do not find the trouble that you have experienced listed, please call your
Carrier Transicold dealer for assistance.
Unit won't crank
Unit won't start
Unit won't run
Unit stops operating
62-12250
WARNING
!
General Troubleshooting
Check alarm list
Visually check battery condition
Visually check battery connections
Check all fuses
Check alarm list
Check fuel level
Check all fuses
Check alarm list
Check fuel level
Check engine oil level
Check all fuses
Check alarm list
Visually check belts
Check engine oil level
Visually check coolant level
Check fuel level
Check all fuses
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