MAINTENANCE - What is a Maintenance Program? words “ON HIGHWAY”, “CITY DELIVERY” or “OFF-HIGHWAY” after the description. These tasks are differentiated because they are dependent on the vehicle’s operating environment. On highway is defined for applications where the vehicle is NOT used off of a paved road during normal operation. City Delivery is defined for applications where frequent start and stopping is required during normal operation and the highway is used infrequently and for short periods of time. Off highway is defined for applications where the vehicle may be driven off the pavement on a regular basis, even if it is an infrequent basis and/or for a brief time period.
Please contact an authorized service dealership if there are questions regarding which interval to follow. Consult the supplier for specific recommendations where discrepancies develop between these recommendations in this table and component supplier recommendations. What is a Maintenance Program? al injury, equipment or property dam- age. WARNING Preventive maintenance program begins with the daily checks. Routine vehicle checks can help avoid many large, expensive, and time consuming repairs. The vehicle will operate better, be safer, and last longer. Neglect of recommended maintenance can void your vehicle’s warranty.
Some maintenance operations demand skills and equipment you may not have. For such situations, please take your vehicle to an authorized Service Center. 3 When working underneath the vehicle without appropriate safety stands but with the wheels on the ground (not supported), make sure that (1) the ve- hicle is on hard level ground, (2) the parking brake is applied, (3) all wheels are blocked (front and rear) and (4) re- move the ignition key so that the en- gine cannot be started. Failure to com- ply may result in death, personal in- jury, equipment or property damage.
WARNING The following pages contain a table of maintenance tasks with the related intervals for each task on the right side of the table. The top of the table displays a guide to a maintenance interval and its schedule. Some tasks are dependent on the vehicle application. These tasks will be shown as separate tasks and will have the Always support the vehicle with appro- priate safety stands if it is necessary to work underneath the vehicle. A jack is not adequate for this purpose. Failure to comply may result in death, person- PACCAR Transmission Maintenance Schedule Y53-1272-1B1 (08/17) 27