Paccar MX Series User Manual

PEC017
5/3/2018 Page 64 of 105
ON/OFF Requirements
PTO Mode
ON (Any)
OFF (Any)
PTO ON/OFF switch in the ON position
PTO ON/OFF switch in the OFF position
Clutch pedal NOT depressed (if PTO
Mode Disabled with Clutch Pedal
Depressed (N078) is enabled)
Clutch pedal depressed (if PTO Mode
Disabled with Clutch Pedal Depressed
(N078) is enabled)
Service brake NOT depressed (if PTO
Mode Disabled with Service Brake
Depressed (N101) is enabled)
Service brake depressed (if PTO Mode
Disabled with Service Brake Depressed
(N101) is enabled)
Parking Brake Set (if PTO Mode Enable
Only with Parking Brake Set (N079) is
enabled)
Park Brake NOT Set (if PTO Mode Enable
Only with Parking Brake Set (N079) is
enabled)
Vehicle speed ≤ Maximum Vehicle
Speed During PTO Operation (N080)
Vehicle speed > Maximum Vehicle Speed
During PTO Operation (N080) + 6 MPH
Transmission in Neutral (if PTO Mode
Transmission Neutral Position Interlock
(N089) is enabled)
Transmission NOT in Neutral (if PTO Mode
Transmission Neutral Position Interlock
(N089) is enabled)
Additional Information
PTO on the Driver Display
Figure 12.3 shows an example of the indicator on the Driver Display when the PTO
is mechanically engaged. This indicator does not necessarily mean the engine is in
PTO Mode.
Figure 12.3 – PTO Indication (Kenworth and Peterbilt)

Paccar MX Series Specifications

General

Engine Type	Diesel
Configuration	Inline 6-cylinder
Displacement	12.9 liters
Torque Range	1850 lb-ft
Emission Standard	GHG17
Bore	5.12 inches (130 mm)
Aspiration	Turbocharged
Fuel System	Common Rail