Switches - Komatsu D37EX-24 Operation & Maintenance Manual

OPERATION

SWITCHES

(1) Air conditioner switch
(2) Cigarette lighter (24 V)
(3) Fuel control dial
(4) Rear lamp switch
(5) Headlamp switch
(6) Foot heater switch
STARTING SWITCH
Starting switch is used to start or stop the engine.
(A): OFF position
The key can be inserted or withdrawn. Switches for the electri-
cal system (except room lamp) are all turned off, and the en-
gine is stopped.
(B): ON position
Electric current flows through the charging and lamp circuits.
Keep the switch at this position while the engine is running.
(C): START position
This is the position to start the engine. Keep the key at this position during cranking and release it immediately
after the engine starts.
When the switch is released, it automatically returns to ON position (B).
(D): HEAT (preheating) position
This is the position to start preheating manually.
When the key is turned to HEAT (preheating) position (D), the HEAT pilot lamp lights up and preheating starts.
When the preheat pilot lamp changes from lighting to flashing, release the key immediately.
When the switch is released, it automatically returns to OFF position (A).
Turn the starting switch key to START position (C) and start the engine immediately.
EXPLANATION OF COMPONENTS
(7) Engine shutdown secondary switch
(8) Starting switch
(9) Horn switch
(10) Room lamp switch
(11) Wiper switch
3-81