operators_manual

Table Of Contents
Every 15,000 mi / 24,000 km / Monthly
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Drive Axle (Meritor City Delivery / OFF HIGHWAY) - Breather
Check the operation. If the cap doesn't rotate freely, replace. (Refer to Drive Axle - Meritor on page 234 for maintenance
instructions.)
Drum Brakes (All) - Slack Adjusters
Check the push rod travel and check the control arm for cracks. Adjust at reline. (Refer to Auto Slack Adjuster on page 192 for
maintenance instructions.)
Lubricate (NLGI #2 grease.)
Drum Brakes (All) - Brake Air System
Check air lines and fittings for leaks. Adjust routing as required to prevent chafing. Check tank mounting and condition. (Refer to
How to Check the Compressed Air System for Leaks on page 189 for maintenance instructions.)
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 242 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.)
Auxiliary Transmission - Cotta Transfer Case TR2205 Fabco Transfer Case TC142/TC143/ TC170/ TC270 Marmon-Harrington
Transfer Case MVG2000/ MVG2000SD
Inspect: Check oil level, inspect for leaks and any visible damage.
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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
156 Y53-6096-1C1 (09/20)
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