JLG 1850SJ Service Manual - Manual (Page 323)

SECTION 6 - JLG CONTROL SYSTEM
3121619 – JLG Lift – 6-41
Sensor #6 - Jib Level Angle Sensor (1)
See (See Figure 6-22.)
This sensor is used to measure Jib Level angle relative to the
Main Boom. A rotary type sensor is mounted between the
Main Boom Fly nose and the Jib Pivot weldment. It is a dual
output sensor in a single mechanical body with electrically
opposing signals.
SENSOR INSTALLATION
1. Attach the sensor to the mounting plate.
2. Attach the link to the sensor arm.
3. Install the sensor subassembly onto the boom.
4. Connect the sensor wiring.
Sensor #7 - Jib Lock Pin Proximity Sensor (1)
This sensor is used to indicate the Jib Lock Pin is fully engaged.
This is a proximity switch mounted to the Jib Pivot weldment.
LOCK PIN SENSOR ADJUSTMENT
Adjust the proximity sensor to 20 mm from the front face of
the proximity sensor to the front mounting face of the mount-
ing bracket. The LED on the sensor will light when power is
applied and the sensor is within range.
BRACKET
PROXMITY SENSOR
BOLT, WASHER,
THREADLOCKER
P/N-0100011
Figure 6-21. Jib Lock Pin Proximity Sensor
20
BOTTOM VIEW OF ROTATOR