Peterbilt Model 320 Operator's Manual after 8-07 - Peterbilt Motors ...

Preventive Maintenance Schedule
PART 8: MAINTENANCE AND SERVICE
SYSTEM COMPONENT MAINTENANCE TASK
Recommended PM Interval
I A B C D E
Electrical &
lights
Headlamps Check the aim and adjust as required. X
Warning lights in light bar
Check at the ignition start position to verify bulbs function (see
"Warning Light Bar").
X
Turn, Stop, Reverse lights
and signals
Visual check.
X
Alternator
Check operation and output.
Check tightness of the pulley nut.
Check the tension of the drive belt (see "Accessory Drive Belts").
Check tightness of the terminal hex nuts.
Starter Check torque on hex nuts. X
ECM connector Check the tightness of the ECM connector. X
Wheel sensors
Check for damaged sensors and connectors, and worn or frayed
wires.
X
X
X
X
X
Fuel tank sending unit
Check the mounting screws and electrical connections for worn or
damaged wires and connectors.
X
X
Power supply harnesses
(engine, transmission, etc.)
Check for worn or damaged insulation, corroded terminals, frayed
wires, and oil or fluid leaks on the connectors or wiring.
X
Wash to remove excess grease.
X
– 132 – Y53-6015 R(08/07)