March 2022
Maintenance Manual
Quarterly Maintenance Procedures
Part No. 1268489GT
S
®
Booms • Z
®
Booms
107
Note: Use the following chart to identify the
description of each LCD screen control button
used in this procedure.
Home
Maintenance
Faults
Settings
Note: Perform this procedure on a firm, level
surface with the machine in the stowed position.
1 Place the digital level along the Y axis of the
turntable.
Y axis (pitch)
2 Zero the digital level to the turntable.
3 Place a digital level on top of the pivot end of
the primary boom.
4 Turn the key switch to ground control and pull
out the red Emergency Stop button to the on
position at both ground and platform controls.
5 Start the engine from the ground controls.
6 Press the
Maintenance
button on the LCD
screen, select
Real-time Data
and press
OK
,
scroll down to
BOOM ANGLE
and press
OK
.
Result: The reading at the display and digital
level is within ± 2° of each other and of -10°.
Result: The reading at the display and digital
level is greater than ± 2° of each other and of
-10°. The primary boom angle sensor must be
calibrated. Refer to Repair Procedure in the
appropriate Service and Repair Manual for
your machine,
How to Calibrate the Primary
Boom Angle Sensor
.
7 Raise the primary boom to the fully elevated
position while watching the display screen.
Result: The reading at the display and digital
level is within ± 2° of each other and of 69°.
Result: The reading at the display and digital
level is greater than ± 2° of each other and of
69°. The primary boom angle sensor must be
calibrated. Refer to Repair Procedure in the
appropriate Service and Repair Manual for
your machine,
How to Calibrate the Primary
Boom Angle Sensor
.
Tip-over hazard. If the boom is
not within ± 2° of 69°,
immediately lower the primary
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 Primary Boom Angle Sensor
.
Summary of Contents for Genie Lift Guard S-40
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