April 2018 Maintenance Manual
Quarterly Maintenance Procedures
Part No. 1268489GT S
®
Booms • Z
®
Booms 87
6 Move the primary boom down joystick off
center and retract the primary boom until the
unrestricted platform capacity light stops
flashing.
Result: Primary boom down should return to
normal operation.
7 Lower the primary boom 5 feet / 1.5 m and
activate primary boom extend.
Result: Primary boom extend will stop and the
unrestricted platform capacity light will start
flashing.
8 Activate primary boom extend and raise the
primary boom until the unrestricted platform
capacity light stops flashing.
Result: Primary boom extend should return to
normal operation.
9 Return the machine to the fully stowed
position.
Q-33
Test the Safety Envelope and
Circuits - S-100, S-105, S-120,
S-125, S-100HD and S-120HD
Genie specifications require that this procedure be
performed quarterly.
Testing the machine safety envelope is critical to
safe machine operation. If the boom is allowed to
operate when a safety switch is not functioning
correctly, the machine stability is compromised and
may tip over.
Note: Use the following chart to identify the
description of each LCD screen control button used
in this procedure.
Plus Minus Previous Enter
1 Start the engine from the ground controls.
2 Raise the boom to approximately 60°.
S-100, S-105 and S-100HD Models: Proceed to
step 28.
101 feet / 30.8 m Length Safety Switch,
LSB2RS:
3 Extend the boom to more than 80 feet / 24.4
m.
4 Push in the red Emergency Stop button to the
off position.
5 Plug in the LSB2RS test jumper between the
lower limit switch and the function manifold (J2
and J4 connectors on the ground control box).
6 Pull out the red Emergency Stop button to the
on position and start the engine.
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