Every 750 mi / 1,207 km / 1 mo
18
Front Axle (Meritor) - Total Vehicle Alignment
•
Check and adjust as required. (Refer to Front Axle and Suspension on page 252 for maintenance instructions.)
Front Axle (Meritor) - Drawkeys
• Tighten nuts. (Refer to Steering System on page 264for maintenance instructions.)
Front Axle (Dana) - Total Vehicle Alignment
• Check and adjust as required. (Refer to Front Axle and Suspension on page 252 for maintenance instructions.)
Disc Brakes (Bendix
®
) - System operation
•
Check operation; inspect as per manufacturer’s service literature. (Refer to Air Disc Brakes on page 212 for maintenance
instructions.)
Every 7,500 mi / 12,000 km / 6 mo
Every 7,500 mi / 12,000 km / 6 mo
19
Frame - Fifth Wheel
•
Check the kingpin lock and plate for wear and function; lubricate (NLGI #2 grease). (Refer to Fifth Wheel Monthly Maintenance
on page 251 for maintenance instructions.)
• Inspect fifth wheel operation. (Refer to Frame Fastener Torque Requirements on page 280 for maintenance instructions.)
18
Ensure that all maintenance intervals leading up to this point are repeated during this interval prior to the completion of
those listed here.
19
Ensure that all maintenance intervals leading up to this point are repeated during this interval prior to the completion of
those listed here.
MAINTENANCE - Preventive Maintenance Intervals
178 Y53-6113-1A1 (11/20)
5