Precautions
8
D760.H03E-001.H1907
For the truck equipped with mechanical master power switch:
Specific operation steps:
a). Shut down the engine and disconnect the master power switch.
b). Disconnect the positive and negative power cables of the battery, and connect
them reliably as shown in Fig. b.
c). Turn on the master power switch.
d). Perform welding.
e). After the welding work is completed, restore the connection of power cables of
battery as shown in Fig. a.
WARNING:
1.Prevent power short circuit while disconnecting and connecting the
power cables.
2.Restore all wirings after the welding.
3.Failure to perform welding in this way may result in irremediable defect
of vehicle electronic devices.
1. Negative power cable of battery
2. Positive power cable of battery
