PREVENTIVE MAINTENANCE SCHEDULE PART 8: MAINTENANCE AND SERVICE
– 138 – Y53-6007 (R10/06)
Cab struc-
ture, doors,
& hoods
Hood Lubricate the lower hood pivot (only if lube fittings are present). X
Hinges and latch Lubricate with silicone spray. X
Body & cab holddown bolts Check the condition and tightness. X
Heating &
Air Condi
-
tioning
Air conditioner Operate the system. (NOTE: The air conditioning system is active when the
Defrost/Defog mode is selected.)
X
Heater & air conditioner Perform the checks listed on page 192. X
Cab air filter Clean; replace after a maximum of three cleanings.
X
Heater & air conditioner Full operational and diagnostic check.
X
Exhaust System Check for leaks and proper support (see page 190).t
X
Table 2 Preventative Maintenance Schedule (Continued)
SYSTEM COMPONENT MAINTENANCE TASK
Recommended
PM Interval
I ABCDE
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