JLG M4069 ANSI Service Manual - Manual (Page 33)

SECTION 3 - CHASSIS & SCISSOR ARMS
3121122 – JLG Lift – 3-5
Tilt Sensor, JLG P/N 4000021:
NOTE: Refer to Figure 3-4., Tilt Sensor Removal for num-
bers in parenthesis.
1. Disconnect the batteries.
2. Open the Ground Control Box to gain access to the
Tilt Sensor Assembly.
3. Remove the four Screws (3), Lockwashers (4),
Standoff Insulators (5), and Washers (6) to remove
the Tilt Sensor (1) and Sensor Mount (2) from the
Ground Control Box.
4. The Tilt Sensor (1) can be removed from the Sensor
Mount (2) by removing the three Screws (7).
NOTE: Follow the above procedures in reverse order when
installing the tilt sensor assembly. After installing, be
sure to calibrate the tilt sensor (refer to Section 3.1,
Calibrations).
2
1
1. Ground Control Box
2. Tilt Sensor Assembly (JLG P/N 1810140)
Figure 3-3. Tilt Sensor Location
Table 3-2. Tilt Sensor Harness
Wire Color Function Connector Pin
Red VCC 1
Green PWMX 2
White PWMY 3
Black Ground 4
1
2
3
5
6
4
7
1. Tilt Sensor (JLG P/N 4000021)
2. Sensor Mount
3. Screw, 6-32 x 1
4. Lockwasher
5. Standoff Insulator
6. Washer, 0.313 x 0.250 Nylon
7. Screw, M3.5 x 0.6 x 10
Figure 3-4. Tilt Sensor Removal