operators_manual

Table Of Contents
Every 15,000 mi / 24,000 km / Monthly
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Hub, Drum, and Hubcap - Hubcaps
Clean the sight window. Check the center plug, mounting flange, and fill plug for leaks and for proper installation. Replace
broken or damaged parts. Check the lubricant level and add as required. (Refer to Wheels on page 294 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 297 for maintenance
instructions.)
Auxiliary Transmission - Cotta Transfer Case TR2205 Fabco Transfer Case TC142/TC143/ TC170/ TC270
Inspect: Check oil level, inspect for leaks and any visible damage.
Marmon-Harrington Transfer Case MVG2000/ MVG2000SD
Replace/clean the air filter pre-cleaner, if equipped.
Air Intake - Pre-Cleaner
Inspect for cuts, irregular wear, missing lugs, sidewall damage, etc. (Refer to Air Intake System on page 268 for maintenance
instructions.)
Tires and Wheels - Tires
Inspect the wheel disc for any cracks or surface irregularities. Inspect the rim edge and bead seat area for damage. Replace
any damaged wheels - DO NOT ATTEMPT TO REPAIR. (Refer to Tires 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
those listed here.
MAINTENANCE - Every 15,000 mi / 24,000 km / Monthly
Y53-6126-1A1 (01/21) 205
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