Paccar Kenworth T680 2019 Manual page 83

MX PTO SPEED CONTROL (PSC) FEATURES
PTO Mode must be active prior to using PTO Speed Control (PSC) to control engine speed. PSC is available from both
the cab station and remote station (see PTO Mode Control Location Section above). In the cab location, cruise control
switches and PSC specific switches are used to control engine speed. Equivalent remote station inputs are available
(Reference Remote PMC Connections section below).
• Set / Res
• Bump RPM Up / Down (Short Press)
• Ramp RPM Up / Down (Long Press)
• + / -
• Configurable to either command one unique preset when "+" is
pressed and a second unique preset when "-" is pressed OR toggle
through up to 6 presets.
• Preset 1, 2 & 3
• 3 Dedicated Presets with the following configuration options.
– Latch: Hold Preset Speed When Switch is Released
– Cancel: Cancel PSC When Switch is Released
• The Remote PTO Inputs for Presets 1, 2 & 3 can be configured to
function when Cab PTO Mode is active
• In some applications, it may be useful to connect the Remote PTO
Inputs for Presets 1, 2 & 3 to something other than a hand-operated
switch. For example, the inputs can be configured to activate based off
PTO engagement, hydraulic pressure or equipment movement.
PTO Mounting & Programming
4-13
Section 4
Steering Wheel Buttons
Dash Switches
Dedicated Preset Switches
9/18