operators_manual

Table Of Contents
NOTE
Actual PTO engagement/disengage-
ment
may be delayed momentarily
since it is controlled by the air system
and mechanical movement.
CAUTION
Increasing engine rpm before the PTO
is
actually engaged could prevent the
PTO from engaging and/or cause PTO
damage.
1. Toggle the PT
O ON/OFF switch, or
the Dash PTO Mode Control
Switch, to the ON position. Text
indicating PTO engagement and/or
PTO Mode control location will
appear inside the speedometer.
(Vehicles equipped with a PACCAR
or Eaton automated transmission
will display the letters AN in the
transmission gear indicator when
the PTO is engaged).
2. Press the Cruise Control (CC)
ON/OFF switch to enable PTO
speed control operations. A white
speed control enabled icon will
appear
.
3. Optional: If your PTO has
designated PTO presets located on
the dash:
If you have dash mounted PTO
preset switches, toggle the
desired PTO Preset switch, or
Using the dash mounted
PRESET Increment and
Decrement switch, cycle
through the PTO presets to
select the desired preset.
PTO Speed Control is now active.
Vehicles with an MX engine will
display a green PTO indicator with
a target PTO engine speed.
4. Optional: If you don't have dash
mounted PTO preset switches,
press the SET + and RES –
buttons located on the steering
wheel to command a desired
engine speed.
PTO Speed Control is now active.
Vehicles with an MX engine will
display a green PTO indicator with
a target PTO engine speed.
5. To increase or decrease PTO
engine speed use a combination of
short and long presses of the SET
+ and RES - buttons located on the
steering wheel (the cruise control
buttons when the vehicle is
moving).
Vehicles powered with PACCAR MX
Engines will display the PTO engine speed
above the PTO indicator.
PTO Active Gauge
Engine Fan Control
The engine fan switch on the dash has a
manual and an automatic mode. In the
manual mode, the engine fan will engage
until the switch is back into automatic
mode. In automatic mode, the engine fan
operation is controlled by the engine
computer
.
DRIVING - Engine Operations
Y53-6110-1A1 (01/21) 139
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