Paccar Kenworth T170 Hybrid 2011, Руководство строителя

Страница: 155 / 179

Section 8
Electrical
8-27
12/11
Hybrid Utility Connector
Hybrid utility trucks come equipped with a utility connector to interface with the body builder’s body controller. The breakout
for the utility connector is 3000mm long and can be located, bundled up, by the transmission (see Figure 8-22) . The length
of the body builder’s mating harness must not exceed 2500mm. Pins 7 and 8 are J1939 communication lines and must be
a twisted, shielded, jacketed pair of wires . Pin 6 is the drain wire for the shield .
Pins 1&2
Pins 1&2 are part of a Park Brake and Hood Switch interlock circuit . A ground signal is applied to pin 1 and with
both the hood closed and the park brake applied the circuit will be completed and a signal will appear on pin 2 .
Pin 3
Pin 3 is Battery Power and is rated for 10 Amps . The fuse is located inside the Vehicle Electronics Carrier (VEC) in
position F6. Pin 3 is live at key on.
Pin 4
Not Used .
Pin 5
Pin 5 is Ground .
Pin 6
Pin 6 is the drain wire for the J1939 CAN line . The drain wire must only be connected to Pin 6 . Do not connect the
other end of the drain wire .
Pin 7&8
Pins 7&8 are J1939-11 Vehicle CAN (VCAN) lines . Pin 7 is LOW and Pin 8 is HIGH .