User Manual

Every 60,000 mi / 96,000 km
22
Air - Air dryer (OFF HIGHWAY)
•
Overhaul. (Refer to Air Dryer Maintenance on page 206 for maintenance instructions.)
Every 120,000 miles /193,000 km / 2
yr
Steer Axle Wheel Ends
Every 120,000 miles /193,000 km / 2 yr
23
Steer Axle Oil Bath LMS with Synthetic
Lubricant
•
Use SAE 75W-90: See Oil bath
for maintenance instructions.
Air Intake - Pre-cleaner Filter Assembly
Every 120,000 miles /193,000 km / 2 yr
• Install new Pre-cleaner Filter Assembly.
(Refer to How to Remove the Pre-cleaner
Filter on page
247.))
Main and Auxiliary Transmission -
(PACCAR 8 Speed Transmission) (ON
HIGHWAY)
• Drain lubricant while warm. Flush each
unit with clean flushing oil.
Fender Liners
The fender liners are located on both sides
of the hood underside and protect the
headlight assembly and other engine bay
content from water and debris. Some
maintenance processes require one or
both liners to be removed.
How to Remove a Fender Liner
Performed with hood open (How to Open
the Hood on page 15
) standing on either
side of hood.
1. Unlock all four liner fasteners by
twisting each ¼ turn counter-
clockwise.
22
Ensure that all maintenance intervals leading up to this point are repeated during this interval prior to the completion of
those listed here.
*
Use only Spicer Driveshaft approved lubricants when greasing Spicer U-joints.
23
Ensure that all maintenance intervals leading up to this point are repeated during this interval prior to the completion of
those listed here.
MAINTENANCE - Fender Liners
196 Y53-6113-1A1 (11/20)
5