operators_manual

Table Of Contents
At first 15,000 mi / 24,000 km or at first PM
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Rear Suspension - U-bolts
Check the torque. Tighten to specified torque value as required. (Refer to Suspension U-Bolts, Grade 8 on page 251 for
maintenance instructions.)
Rear Suspension - Mounting Brackets and Fasteners
Check the condition and the fastener torque. Tighten to the specified torque value as required; (Refer to Rear Axle and
Suspension on page 231 for maintenance instructions.)
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. (Refer to Transmission Maintenance on page 243 for maintenance
instructions.)
Main and Auxiliary Transmission (including Eaton Automated or PACCAR Transmission) - Main and Auxiliary Transmission (OFF
HIGHWAY)
Drain lubricant while warm. Flush each unit with clean flushing oil. (Refer to Transmission Maintenance on page 243 for
maintenance instructions.)
Auxiliary Transmission - Cotta Transfer Case TR2205 Fabco Transfer Case TC142/TC143/ TC170/ TC270 Marmon-Harrington
Transfer Case MVG2000/ MVG2000SD
Initial oil change: Drain oil while warm: flush case with gear oil-compatible fluid, clean magnetic drain plug, and refill. Do not
flush the case with any solvent.
Cooling - Hoses
Check the radiator and heater hoses for leaks. (Refer to Cooling System Maintenance on page 198 for maintenance
instructions.)
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Ensure that all maintenance intervals leading up to this point are repeated during this interval prior to the completion of
those listed here.
MAINTENANCE - At first 15,000 mi / 24,000 km or at first PM
148 Y53-6096-1C1 (09/20)
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