Komatsu PW180-7E0 Operation & Maintenance Manual page 144

3.4 Switches
Clamshell rotation switch
Switch (35) operates clockwise and anti-clockwise clamshell
rotation (option). The switch (35) is a roller proportional control
switch. Rolling the switch up produces clockwise rotation, rolling
down produces anti-clockwise rotation. Slight movement of the
roller will give slight movement of the clamshell; full movement
of the roller will give faster movement of the clamshell.
Breaker switch
Switch (38) operates the breaker (option).
HCU switch (option)
Switch (33) operates the attachment (option).
The switch (33) is a roller proportional control switch. Rolling the
switch up produces movement of the attachment, rolling down
produces opposite movement of the attachment. slight move-
ment of the roller will give slight movement of the attachment; full
movement of the roller will give faster movement of the attach-
ment.
3-50
35
Right control lever
38
Right control lever
33
Left control lever
PW180-7E0 – VEAM400102
Operation