operators_manual

Every 15,000 mi / 24,000 km / Monthly
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Drive Axle - Vocational (PACCAR) - Axle Assembly
•
Check oil level
• Visually inspect for damage or leaks.
Drive Axle - Vocational (PACCAR) - Breather
• Check the operation. If the cap doesn't rotate freely, replace.
Drive Axle (Meritor City Delivery / OFF HIGHWAY) - Axle Housing
• Check the "cold" fill level at the differential carrier plug for a pinion angle of less than 7 degrees, or at the axle bowl plug for a
pinion angle of greater than 7 degrees. Tighten the plug to 35-50 lb-ft (47-68 N·m.) (Refer to Drive Axle - Meritor on page 287
for maintenance instructions.)
• Visually inspect for damage or leaks. (Refer to Drive Axle - Meritor on page 287 for maintenance instructions.)
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 287 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 242 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 239 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
206 Y53-6110-1A1 (01/21)
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