Genie Z80/60 Service Manual page 142

Section 4 • Repair Procedures
BOOM COMPONENTS
6 Remove the angle sensor and bracket
assembly.
7 Remove the sensor retaining fasteners from the
sensor bracket. Remove the angle sensor.
8 Install the new angle sensor onto the mounting
bracket.
9 Install the angle sensor and bracket assembly.
Note: The sensor should be installed rotated in a
fully counter clock-wise position.
10 Insert the threaded rod through the threaded
rod adjustment bracket.
11 Move the threaded rod to the top of the slotted
hole. Tighten the wing nut and hex nut towards
each other.
12 Connect the electrical connector to the angle
sensor.
13 Calibrate the primary boom angle sensor. See
How to Calibrate the Primary Boom Angle
Sensor.
Tip-over hazard. Failure to
calibrate the primary boom sensor
could result in the machine tipping
over resulting in death or serious
injury.
4 - 40
How to Calibrate the Primary
Boom Angle Sensor
Note: Perform this procedure on a firm, level
surface with the boom in the stowed position.
Note: A digital level will be required to perform this
procedure.
1 Pull out the red Emergency Stop button at the
platform controls. From the ground control box,
turn the key switch to ground control and pull
out the red Emergency Stop button while
holding the enter button
until the engine symbol appears on the display
at the ground control box, then release.
2 Enter sensor calibration mode by pressing the
buttons at the ground controls in the following
sequence:
3 Press the scroll button
BOOM ANGLE SENSOR
4 Press the plus button
press and hold the enter button
5 Press the scroll button
the display. Press the plus button
yes, then press and hold the enter button
accept.
Result: The alarm should sound.
Result: The alarm does not sound. Repeat this
procedure beginning with step 1.
Z-80/60
June 2011
REV D
(3 or 4 seconds)
.
until
RESET PRIMARY
is shown on the display.
to select yes, then
to accept.
until is shown on
EXIT
to select
Part No. 88619
to