operators_manual

Table Of Contents
At first 15,000 mi / 24,000 km or at first PM
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Main and Auxiliary Transmission (including Eaton Automated or PACCAR Transmission) - Main and Auxiliary Transmission (OFF
HIGHW
AY)
Drain lubricant while warm. Flush each unit with clean flushing oil. (Refer to Transmission Maintenance on page 298 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 252 for maintenance
instructions.)
Cooling - Fan Clutch
Check for air leaks. Check the fan drive bearings (turn the sheave in both directions to check for worn hub bearings.)(Refer to
Engine Fan on page 270 for maintenance instructions.)
Cooling - Solenoid Valve
Check the fan drive for proper engagement and disengagement. (Refer to Engine Fan on page 270 for maintenance
instructions.)
Power Steering - Reservoir (ON HIGHWAY)
Drain, replace the filter, and refill; (Refer to Check Power Steering Fluid Level on page 290 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
MAINTENANCE - At first 15,000 mi / 24,000 km or at first PM
those listed here.
Y53-6110-1A1 (01/21) 199
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