Peterbilt 579 - Page 247

PREVENTIVE MAINTENANCE SCHEDULE
Off highway is dened 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
specic recommendations where
discrepancies develop between these
recommendations in this table and
component supplier recommendations.
• Engine lubricating oil change
intervals aren’t listed here. Refer
to your engine’s operating manual
for recommendations. For specic
information on maintenance
procedures consult your vehicle
maintenance manual.
• The initial ll of drive axle lubricant
must be changed before the end
of the rst scheduled maintenance
interval. Refer
to Oil Changes on
page 5-
43 before you put a new
vehicle into
service.
• The initial ll of lubricant in
manual transmissions must be
changed before the end of the rst
maintenance interval.
See Fuller
Transmission
Lubrication on page
5-40 for specic
information.
• If your vehicle is equipped with an
automatic transmission, consult
the owner’s manual for it that came
with your vehicle to obtain lubricant
check and change intervals.
5
(04/13) Y53-6047–2C 5-11