Peterbilt Model 320 Operator's Manual after 8-07 - Peterbilt Motors ...

Transmission Warmup
CAUTION: The use of a winterfront can result
in excessive engine coolant, oil, and charge air
(intake) temperatures, which can lead to overheating
and possible engine damage. If you
mustuseawinterfront
• Refer to the “Engine Operation and Maintenance
Manual” for operating restrictions and
recommendations.
• Keep the engine exhaust system and the vehicle’s
cab ventilation system properly maintained.
It is recommended that the vehicle’s
exhaust system and cab be inspected
– By a competent technician every 15,000
miles
– Whenever a change is noticed in the sound
of the exhaust system
– Whenever the exhaust system, underbody,
or cab is damaged
NOTE:
• Do not stay in the vehicle with the engine running
or idling for more than 10 minutes with the
PART 7: STARTING & OPERATING THE VEHICLE
vehicle’s Heater and A/C ventilation system in
RECIRC or at LOW FAN SPEED. Even with the
ventilation system On, running the engine while
parked or stopped for prolonged periods of time
is not recommended.
• If other vehicles are parked next to you idling,
move your vehicle or do not stay in your vehicle
for prolonged periods of time.
Transmission Warmup
WARNING! Do not operate this vehicle if you notice
a gradual or sudden increase in cable shift
effort or a decrease in the usable travel. Take
the vehicle to the nearest authorized Peterbilt
dealer for repair. Failure to correct either of
these conditions could result in serious injury
or death.
CAUTION: Cables are designed to be contaminant
resistant, not contaminant proof. Protect
cable from contaminants, chemicals, and physical
damage which may damage the control cable.
– 76 – Y53-6015 R(08/07)