Genie GS-3384, Service And Repair Manual

Page: 79 / 193

September 2016 Service and Repair Manual
Ground Controls
Part No. 1272222 GS-84 • GS-90 67
Confirm the side-to-side level sensor setting:
26 Center a lifting jack under the drive chassis at
the ground control side of the machine.
27 Raise the machine approximately 6 inches /
15 cm.
28 Models with RT tires: Place a 3 x 10 x
10 inch / 7.62 x 25 x 25 cm thick steel block
under both wheels at the ground controls side
of the machine
Models with flotation tires: Place a 3.15 x
10 x 10 inch / 8 x 25 x 25 cm thick steel block
under both wheels at the ground controls side
of the machine.
29 Lower the machine onto the blocks.
30 Pull out the red Emergency Stop button to the
on position at platform controls. Start the
engine.
31 Raise the platform approximately 16 feet /
5 m.
Result: The platform stops raising and the tilt
alarm will sound at 180 beeps per minute.
Result: The platform does not stop raising and
the tilt alarm does not sound. The level sensor
must be replaced. Repeat this procedure
beginning with step 9.
Note: For reference only, the output of the level
sensor should be approximately 1.7V DC. To
confirm, connect the positive lead of a multimeter
to the yellow wire at the level sensor, and the
negative lead to the black wire.
32 Raise the machine slightly.
33 Remove the blocks from under both wheels.
34 Lower the machine and remove the jack.
35 Center a lifting jack under the drive chassis at
the tank side of the machine.
36 Raise the machine approximately 6 inches /
15 cm.
37 Models with RT tires: Place a 3 x 10 x
10 inch / 7.62 x 25 x 25 cm thick steel block
under both wheels at the ground controls side
of the machine
Models with flotation tires: Place a 3.15 x
10 x 10 inch / 8 x 25 x 25 cm thick steel block
under both wheels at the ground controls side
of the machine.
38 Lower the machine onto the blocks.
39 Raise the platform approximately 16 feet /
5 m.
Result: The platform stops raising and the tilt
alarm will sound at 180 beeps per minute.
Result: The platform does not stop raising and
the tilt alarm does not sound. The level sensor
must be replaced. Repeat this procedure
beginning with step 9.
Note: For reference only, the output of the level
sensor should be approximately 3.3V DC. To
confirm, connect the positive lead of a multimeter
to the yellow wire at the level sensor, and the
negative lead to the black wire.
40 Lower the platform to the stowed position.
41 Raise the machine slightly.
42 Remove the blocks from under both wheels.
43 Lower the machine and remove the jack.
Confirm the front-to-back level sensor setting:
44 Center a lifting jack under the drive chassis at
the steer end of the machine.
45 Raise the machine approximately 6 inches /
15 cm.
46 Models with RT tires: Place a 4.36 x 10 x
10 inch / 11.07 x 25 x 25 cm thick steel block
under both wheels at the steer end of the
machine
Models with flotation tires: Place a 4.58 x
10 x 10 inch / 11.63 x 25 x 25 cm thick steel
block under both wheels at the steer end of
the machine.