11.Electric System
11.1 General Description
The electric system is a system with single wire circuit connecting the negative
pole with truck frame.
It consists of following subsystems:
(1) Charging subsystem
This subsystem includes a generator, a set of battery, a charging indicating light
and etc. The subsystem is the power source for the electric system. Rated voltage is 12
volts.
(2) Starting subsystem
It includes mainly a starter and a starting switch and is used to start the engine.
(3) Instruments
They are some monitors such as an hour meter, a fuel meter, a water temperature
meter and etc.
(4) Lighting and signal devices
They include some lighting and signal devices, horn and buzzer.
Front big lamp: 35W;
Front combination lamp for turning/width-indicating: 21W/8W;
Rear combination lamp for width-indicating/braking/reversing: 8W (white)/21W
(red)/21W (red).
11.2 Description on Operation of Meters
(1) Preheating/starting switch
Turn the switch to 1st step to turn on meters and ignition coil. For diesel engine,
the preheating process is automatically starting and the preheating indicator lights up
and goes out in 3.5sec.. After the preheating time of 13.5sec., turn the switch to 2nd
step to start the engine.
Notice: For the trucks with tor-con., do not start the engine until the change-
over level is at its neutral position. Otherwise, the neutral switch will turn off the
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