Test The Turntable Level Sensor - Genie Z Series Maintenance Manual

April 2018
3 Press the plus and minus buttons at the
same time on the LCD screen to enter the
MACHINE STATUS screen. Press the enter
or previous button until SECONDARY BOOM
ANGLE is displayed.
4 Raise the secondary boom until it is fully
elevated and it just starts to extend. Do not
continue to extend the boom.
5 Zero a digital level to the Y axis of the
turntable. Refer to Maintenance Procedure,

Test the Turntable Level Sensor.

6 Place the digital level on top of the secondary
boom close to the pivot end of the secondary
boom.
Result: The reading at the display and digital
level is equal to or greater than 75.5°.
Result: The reading at the display and digital
level is less than 75.5°. The secondary boom
angle sensor must be calibrated. Refer to
Repair Procedure in the appropriate Service
and Repair Manual for your machine, How to
Calibrate the Secondary Boom Angle Sensor.
Tip-over hazard. If the boom is
not equal to or greater than
75.5°, immediately lower the
secondary boom. Failure to
lower the boom could cause the
machine to tip over resulting in
death or serious injury. Refer to
Repair Procedure in the
appropriate Service and Repair
Manual for your machine, How to
Calibrate the Secondary Boom
Angle Sensor.
Part No. 1268489GT
Quarterly Maintenance Procedures
7 Lower the secondary boom to 65°.
Result: The reading at the display and digital
level is within ± 2° of each other and of 65°.
Result: The reading at the display and digital
level is greater than ± 2° of each other and of
65°. The secondary boom angle sensor must
be calibrated. Refer to Repair Procedure in the
appropriate Service and Repair Manual for
your machine, How to Calibrate the
Secondary Boom Angle Sensor.
8 Lower the secondary boom to 50°.
Result: The reading at the display and digital
level is within ± 2° of each other and of 50°.
Result: The reading at the display and digital
level is greater than ± 2° of each other and of
50°. The secondary boom angle sensor must
be calibrated. Refer to Repair Procedure in the
appropriate Service and Repair Manual for
your machine, How to Calibrate the
Secondary Boom Angle Sensor.
9 Lower the secondary boom to 35°.
Result: The reading at the display and digital
level is within ± 2° of each other and of 35°.
Result: The reading at the display and digital
level is greater than ± 2° of each other and of
35°. The secondary boom angle sensor must
be calibrated. Refer to Repair Procedure in the
appropriate Service and Repair Manual for
your machine, How to Calibrate the
Secondary Boom Angle Sensor.
S ® Booms • Z ® Booms
Maintenance Manual
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