Navistar Electrical Systems CV
Integration Guide
Page 15 of 84
Revision Date: 9/12/2019
3.5. Primary PTO Operating Modes
PTO modes of operation include the following:
Preset [Stationary]
In-cab control standard. Remote control available.
New for 2017
–
in cab engage with remote control
Variable [Stationary]
In-cab control standard. Remote control available.
New for 2017
–
in cab engage with remote control
Mobile
In-cab control only
OSIM (Operator Selectable In-Cab Mode) [Stationary or Mobile] is
new for 2017,
requires
‘pairing’ and then one of the two ‘paired’ modes
can be
selected each key cycle.
Notes:
Factory default programming enables in-cab controls.
A Navistar CV vehicle service tool can reprogram the system to allow for
remote control. In-cab controls can be left active [in-cab engage with
remote control] or disabled. OSIM can be enabled for dual
stationary/mobile mode pairing.
All PTO modes provide for engine rpm control and PTO load relay
control [engage/disengage].
All PTO modes provide for safety interlocks for PTO load
disengagement.
Remote PTO modes provide for both in-cab and remote engine starting,
and shutdown. Emergency vehicle provisions for PTO are not
compatible with remote mode.
All Stationary PTO modes provide for engine shutdown due to critical
engine conditions, as well as a timed engine shutdown feature.
However, when ordering any Navistar Emergency Vehicle vocational
sales applications, Automatic Engine Shutdown is disabled.
Emergency Vehicle provisions for PTO are limited to the disabling
the following Automatic Engine Shutdown conditions
a) Low Fuel
b) Engine Coolant Hot
c) Transmission Fluid Hot
d) Low Engine Oil
e) Low Engine Oil Pressure
f) Diesel Particulate Filter Regeneration Warning
Note: Engine shutdown, based on critical engine or PTO system fault conditions
could be disabled using the service tool for non-emargency application.
“PTO
