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3- water-jet switch
The switch control wiper of cab water-jet, when press this switch, water-jet generator begins
to work, and the green lamp turns on, or water-jet be closed. (Simple cab has not this function)
4－high speed traveling switch
Machine travels at high speed with the green lamp on when this button is pressed, if you
don’t press this button, machine travels at low speed with green lamp off.
5－heater switch.
When press this button, green lamp turns on, heater works, the whole cabin starts to be heated.
6—deflexion and breaking transfer switch
Press this switch, pilot valve of controlling deflexion switch to control breaking pilot, green
lamp turns on.
7—warning switch
Press this switch, warning switch turns on ,green lamp turns on ,or warning lamp turn off.
(Simple cab has not this function)
2.5 START-UP SWITCH
① －OFF(stop the engine)
② －ON(connect electric power )
③ －PREHEAT(warm-up)
④ －START(start engine)start the engine, The switch will turn back to “ON” position when
let go of the key.
2.6 HEATER
2.6.1 WORK THEORY
High and low port of engine circulating water is connected with inlet and outlet of heater core
separately by hose. Open hot water valve when heating, circulating water (about 90 °C) will flow
into the heater core, open airflow switch, warm air will blow continuously, thus obtaining
heating effect.
The wiper is likely to freeze up on
the glass, any operation of the
wiper before it is thawed may cause
damage to it.
Do not turn the switch from “off”
to “on” or from “on ” to “off”
in a short time, or it may cause
dama
e to the en
ine.
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