Black plate (48,1)
Chevrolet/GMC DURAMAX Diesel Supplement - 2013 - crc - 8/10/12
9-48
Driving and Operating
9
:
This is the PTO switch OFF
position.
Press and release the in-cab
9
switch position or assert the remote
enable switch to OFF to disengage
PTO. The engine speed will be
reduced to the base idle speed and
the PTO load relay will be
disengaged.
−
/SET (SET/TAP-DOWN/COAST)
SET:
Press and hold the
accelerator to obtain the desired
engine speed, then press and
release the
−
/SET position of the
PTO switch. The current engine
speed will be maintained. This
action can be repeated as desired
to a higher rpm value. The PTO set
speed cannot exceed 2100 rpm.
TAP-DOWN:
Press and release the
−
/SET switch position on the PTO
switch to reduce the engine speed
by increments of 100 rpm.
COAST:
Press and hold the
−
/SET
switch position on the PTO switch to
reduce the rpm by 200 rpm per
second until the desired engine
speed is reached or until the initial
PTO standby speed is reached.
+/RES (RESUME/TAP-UP/ACCEL)
RESUME:
When a PTO set speed
has been achieved, press and
release the brake pedal. Engine
speed will reduce to basic idle
speed. The PTO indicator light will
blink slowly indicating the previous
PTO set speed has been retained in
memory. Press and release the
+/RES switch position to resume the
previous PTO set speed. The PTO
set speed cannot exceed 2100 rpm.
TAP-UP:
Press and release the
+/RES position to increase the
engine speed by increments of
100 rpm.
ACCEL:
Press and hold the +/RES
position to increase the rpm by
200 rpm per second until the desired
engine speed is reached or until the
maximum allowable PTO set speed
is reached.
Remote Engine Start Control
The vehicle
’
s PTO system allows
the engine to be remotely started
while operating in the stationary
PTO mode. The vehicle wiring
system provides for connections to
a remote start arming switch and
remote engine start switch. These
connections are accessed through
the upfitter connector.
The remote start function is initiated
by a sequence of switch actions, in
addition to several vehicle
conditions. The vehicle ignition key
can be in any position or removed
from the ignition. The following
conditions must be met before
attempting to remote start the
engine:
.
The vehicle must be configured
for stationary PTO operation by
a qualified dealer.
.
The parking brake must be set.
