CHAPTER 8 – ELECTRICAL SYSTEM
8-6
PRECAUTIONS TO BE TAKEN BEFORE PERFORMING
ANY WELDING PROCEDURE ON THE MACHINE
845B / 865B / 885B with ZF Transmission
Before performing any welding work on the machine, turn
off the ignition switch, making sure to place it to the “OFF”
position. Connect the ground cable of the welding equip-
ment to a maximum distance of 0,6 m (2 ft) from the part
being welded.
For a safe welding procedure performance, some electro-
nic component connectors must be disconnected. Make
sure to disconnect the connectors listed below.
1
4
2
3
ACCESS LATERAL DOOR1.
ZF TRANSMISSION CONTROL MODULE2.
ZF TRANSMISSION MODULE CONNECTOR3.
FRONT PANEL CONNECTOR4.
Open the access
lateral door (1) and remove the connector (3) from the
transmission control module (2) (TCU), located on the
switch lateral panel structure, on the right lateral console
Front panel – Disconnect the 70-pin X6 connector (4)
from the front panel, located on the right hand-side of the
rear chassis, between the cabin mounting brackets. To
disconnect, loosen the center screw on the connector
using a 4 mm Allen wrench.
X7b
X7a
ZF TRANSMISSION GEARSHIFT LEVER CONNECTORS
X7A – SELECTOR LEVER CONNECTOR
X7B – SELECTOR LEVER CONNECTOR
Transmission selector lever – Disconnect the 4 pin X7a
and X7b connectors from the transmission selector lever,
located on the right lateral console, under the transmis-
sion control module.
CAUTION: If a welding work is performed
without disconnecting the above described
connectors, irreparable damages may occur
to the control module, to the transmission and
to the front panel of the machine.
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