Service Manual Manual

SECTION 4 - BOOM & PLATFORM
4-8 – JLG Lift – 3120788
Figure 4-6. Limit Switches - 750 LB (340 kg) Capacity
SWITCH TO ACTIVATE WHEN BOOM IS EXTENDED
135.975" ± 1" (345.3 ± 2.5 cm).
SEE VIEW A FOR SWITCH ORIENTATION.
SEE DETAIL B
NOTE: The target angle to switch from 750 to
1000 lbs. (230 to 450 kg) is 47°, but not
below 47° angle.
SEE DETAIL A
DETAIL B
DETAIL A
ABOVE HORIZONTAL SWITCH
TO ACTIVATE WHEN BASE
BOOM IS RAISED 5° TO 10°
ABOVE HORIZONTAL. SWITCH
TO RESET WHEN BASE BOOM
LOWERED 1° BELOW TO 4°
ABOVE HORIZONTAL.
SUGGESTED
INITIAL ARM
POSITION SETTING
MOUNTING
SURFACE
VIEW A
90.0°
CAPACITY SWITCH TO ACTIVATE
WHEN BASE BOOM IS RAISED 47°
TO 55° ABOVE HORIZONTAL.
SWITCH TO RESET WHEN BASE
BOOM LOWERED 47° BELOW TO
52° ABOVE HORIZONTAL.
0271165-F