P02050 10/06 Lubrication and Service P2-11
250 HOUR LUBRICATION AND MAINTENANCE CHECKS
The 10 hour lubrication and maintenance checks should also be performed at this time.
NOTE: “Lube Key” references are to the lubrication chart.
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Truck Serial Number______________________ Site Unit Number_______________ Date_______________
Hourmeter_____________ Name of Service Technician___________________________________
TASK COMMENTS CHECKED INITIALS
1. ENGINE - Refer to the engine manufacturer’s Opera-
tion & Maintenance manual for complete specifica-
tions regarding engine lube oil specifications.
NOTE: If the engine is equipped with the *Centinel™
oil system and/or the Eliminator™ filter system,
engine oil and filter change intervals are extended
beyond 250 hours. Refer to engine Operation &
Maintenance manual for specific oil and filter change
intervals.
* The Centinel™ system is a duty-cycle-dependent
lubrication management system whereby oil is
blended with the fuel and burned and an extension of
oil change intervals can occur.
a. Change engine oil. Lube Key “A”.
b. Replace engine oil filters.
NOTE: When installing spin-on filter elements, follow
the instructions as specified by the filter manufacturer.
The tightening instructions are normally printed on the
outside of the filter. Do not use a wrench or strap to
tighten filter elements.
c. If the truck is equipped with a reserve engine
oil tank, change the reserve tank oil filter.
d. Check belt tension and condition of each
accessory belt. Refer to engine Operation &
Maintenance manual for specific adjustment
instructions.
e. Check the torque on the cooling fan mounting
cap screws (1, Figure 2-5). Tighten cap
screws (2) to 237 N·m (175 ft lbs).