VIEW A
SWITCH
OPENED
Item Description
1 Boom Butt
2a Adjusting Rod ā Boom only
2b Adjusting Rod ā Boom with Luffing Jib
3Jam Nut
4 Coupling
5 Limit Switch
6 Cover
7 Spring Washer
8Spring
9 Spring Washer
10 Dowel Pin 1/4 in (6,35 mm) Diameter
11 Actuator Rod
12 Digital Level (see Figure 4-3
)
Roller
Over-Travel
LED
ON
7 8 9 10
11
2a or 2b
LED
OFF
STORED
5
5
6
11
2a or 2b
4
3
Limit Switch Wiring
Receptacle
Switch
Terminals
Function
1 (green) 22 B 14 Max Angle
2 (black) A 13 LED
3 (white) 21 12 VDC Supply
1
VIEW B
SWITCH
CLOSED
FIGURE 4-2
A10867