PREVENTIVE MAINTENANCE SCHEDULE
PREVENTIVE MAINTENANCE (PM) INTERVALS
SYSTEM COMPONENT MAINTENANCE TASK
Recommended PM
Interval
I A B
C
D E
Electrical and
lights
Headlamps
Check the aim and adjust as required.
X
Warning
lights in light bar
Check at the ignition start position to verify bulbs and driver
information display function (shown on page 3-30).
X
Turn,
Stop, Reverse lights
and signals
Visual check. X
Alternator
Check operation
and output.
X
Check tightness
of the pulley nut.
X
Check the
tension of the drive belt (shown on page 5-96).
X
Check tightness
of the terminal hex nuts.
X
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
Fuel and
diesel exhaust
uid 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 uid leaks on the connectors or wiring.
X
Wash
to remove excess grease. X
Cab structure,
doors and
hoods
Hood
Lubricate the lower hood pivot (only if lube ttings are present).
X
Hinges and
latch Lubricate with silicone spray. X
Body and
cab holddown
bolts
Check the condition and tightness.
X
5
(04/13) Y53-6047–2C 5-31
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