Service and Repair Manual
September 2016
Steer Axle Components
62
Z-40/23N, Z-40/23N RJ
Part No. 1268528
9-1 Steer Angle Sensor
How to Replace the Steer Angle
Sensor
The steer angle sensor, installed on the steer yoke
pivot pin, is monitored by the control system to
determine steer angle. The control system uses the
steer angle input, along with pre-programmed
parameters, to vary the speed of each drive motor
while steering to minimize tire scrub and to help
minimize turning radius. Drive speed is also
reduced proportionately depending on the steer
angle to minimize lateral platform acceleration.
1 Adjust the steer tires so they are in a straight
driving position.
2 Turn the key switch to the off position.
3 Push in the red Emergency Stop buttons to the
off position at both the ground and platform
controls.
4 Remove the drive chassis cover at the steer
end of the machine.
5 Remove the cable clamp securing the steer
sensor cable to the chassis.
6 Tag and disconnect the steer sensor harness
from the main harness.
7 Remove the steer sensor cover retaining
fasteners. Remove the steer sensor assembly
from the machine.
Note: Inspect the sensor activator pin to make sure
it is not broken or twisted.
Note: If the sensor activator pin needs to be
replaced, note the mounting orientation to be sure
the new one is installed correctly.
8 Install the new steer sensor assembly to the
yoke pivot pin. Loosely install the cover
retaining fasteners.
Note: Be sure the sensor activator pin is engaged
into the sensor.
Note: The arrow on the steer sensor cover should
point towards the front of the machine.
9 Connect the steer sensor harness to the main
harness.
10 Set a voltmeter to read DC voltage. Probe the
back of the electrical connector at the orange
wire using the positive lead of the voltmeter.
Probe the back of the electrical connector at
the black wire using the negative lead of the
voltmeter.
11 Turn the key switch to platform control.
12 Pull out the red Emergency Stop buttons to the
on position at both the ground and platform
controls.
13 Adjust the steer sensor cover so that the volt
meter reads 2.5V DC.
14 Tighten steer sensor cover fasteners.
15 Install the cable clamp to secure the steer
sensor cable to the drive chassis.
16 Install the drive chassis cover.
17 Calibrate the steer sensor. See
How to
Calibrate the Steer Angle Sensor.
Содержание Genie Z-40/23N
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Страница 103: ...September 2016 Service and Repair Manual Power Cable Diagram Part No 1268528 Z 40 23N Z 40 23N RJ 93 ...
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Страница 111: ...September 2016 Service and Repair Manual 101 Electrical Schematic Chassis ...
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Страница 113: ...September 2016 Service and Repair Manual Part No 1268528 Z 40 23N Z 40 23N RJ 103 Electrical Schematic Ground Controls ...
Страница 114: ...Service and Repair Manual September 2016 104 Electrical Schematic Ground Controls ...
Страница 115: ...September 2016 Service and Repair Manual 105 Electrical Schematic Platform Controls ...
Страница 117: ...September 2016 Service and Repair Manual Part No 1268528 Z 40 23N Z 40 23N RJ 107 Ground Control Box Wiring Diagram ...
Страница 118: ...Service and Repair Manual September 2016 108 Ground Control Box Wiring Diagram ...
Страница 119: ...September 2016 Service and Repair Manual 109 Platform Control Box Wiring Diagram ...
Страница 120: ...Service and Repair Manual September 2016 110 Z 40 23N Z 40 23N RJ Part No 1268528 Platform Control Box Wiring Diagram ...
Страница 122: ...Service and Repair Manual September 2016 112 Platform Control Box Wiring Diagram Options ...
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