operators_manual

System Component Task I A B C D E
Main and
Auxiliary
Transmission
(including
Eaton
Automated or
PACCAR
Transmission
)
Main and Auxiliary Transmission and
Transfer Case
Inspect for visible damage, signs of
overheating, and leaks.
• •
Check the drain plugs for tightness. •
Mounting Brackets and Fasteners Check the condition of the fasteners and
their torque. Tighten to the specified
torque value as required.
•
Oil Cooler Clean the fins (air-to-oil type) and body.
Check the hose condition and for leaks:
replace as required.
•
Main and Auxiliary Transmission Check the oil level: refill as required. •
Main and Auxiliary Transmission (ON
HIGHWAY)
Drain lubricant while warm. Flush each
unit with clean flushing oil.
500,000 miles/ 800,000 km
Main and Auxiliary Transmission (OFF
HIGHWAY)
Drain lubricant while warm. Flush each
unit with clean flushing oil.
• •
Eaton
Automated or
PACCAR
Transmission
(Only)
Air Dryer (Oil-Coalescing Desiccant
Cartridge)
Replace Cartridge Air Dryer Maintenance
on page 209
Annually regardless of mileage
MAINTENANCE - Maintenance Schedule
Y53-6047-2HEN (03/18) 189
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