Key Switch; Power Boost Switch; Horn Switch - Hitachi 120-3 class Operator's Manual

KEY SWITCH

1- OFF (Engine Off )
2- ACC (Horn, Radio etc.)
3- ON (Engine On)
4- START (Engine Start)

POWER BOOST SWITCH

(ZX180-3, 200-3, 270-3, 330-3 class)
Power boost switch (5) is used to gain maximum digging
power, and is located on the top of the right control lever.

HORN SWITCH

Horn switch (6) is provided on the top of the left control lever.
The horn continuously sounds as long as the switch is pressed.
OPERATOR'S STATION
1-53
1 2
6
3 4
M178-01-049
5
M1J1-01-024
M1J1-01-025