operators_manual

Table Of Contents
System EMI Radiation Levels
Electronic components are required to
pass various PACCAR and industry EMI
specifications. Our testing has shown that
when the engine is properly installed and
maintained, it will not interfere with properly
installed onboard communication
equipment.
If any interference condition is noticed,
follow these suggestions to reduce the
amount of EMI:
1. Locate the accessory receiving
antenna further away.
2. Check with the accessory supplier
representative in your area to:
Accurately calibrate the
accessory for proper frequency,
power output, and sensitivity.
Determine the optimum antenna
location by obtaining antenna
reflective energy data
measurements.
Ensure that the optimum antenna
type and mounting arrangement
is being used.
Ensure the accessory equipment
is properly constructed for
maximum filtering to reject
incoming electromagnetic noise.
Operating on Level and Dry
Pavement
Tips for driving on level and dry roads.
WARNING
DO NOT use the engine brake when
operating on road surfaces with poor
traction (such as wet, icy, or snow cov-
ered roads or gravel). Retarders can
cause the wheels to skid on a slippery
surface. You could lose control of the
vehicle and/or jackknife if the wheels
begin to skid, resulting in an accident.
Failure to comply may result in death,
personal injury, equipment or property
damage.
WARNING
DO NOT operate the engine compres-
sion brake when driving/operating your
vehicle bobtail or with a loaded or un-
loaded trailer on road surfaces with
poor traction (wet, icy, or snow cov-
ered roads) or in heavy traffic. There
may not be enough weight on the rear
axle to provide traction. Braking
caused by the normal operation of the
engine compression brake could
cause you to lose control of the vehi-
cle, resulting in an injury accident.
Make sure the engine brake is switch-
ed "OFF" when bobtailing or with an
unloaded trailer. Failure to comply may
result in death, personal injury, equip-
ment or property damage.
Remove Foot from Accelerator
MPH
0
10
20
30
40
50
60
70
80
To reduce vehicle speed, put the engine
brake ON/OFF switch in the "ON" position.
Remove your foot from the accelerator
ENGINE OPERATION - Operating Instructions
28 Y53-1185-1E1 (04/16/18)
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