Genie GS-3384 Service Manual page 143

September 2005
REV C
Confirm the side-to-side level sensor setting:
27 Center a lifting jack under the drive chassis at
the ground control side of the machine.
28 Raise the machine approximately
6 inches / 15 cm.
29 Models with RT tires: Place a
2.8 x 10 x 10 inch / 7.11 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.
30 Lower the machine onto the blocks.
31 Pull out the red Emergency Stop button to the
on position at platform controls. Start the
engine.
32 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.
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.
Part No. 82259
33 Raise the machine slightly.
34 Remove the blocks from under both wheels.
35 Lower the machine and remove the jack.
36 Center a lifting jack under the drive chassis at
the tank side of the machine.
37 Raise the machine approximately
6 inches / 15 cm.
38 Models with RT tires: Place a
2.8 x 10 x 10 inch / 7.11 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.
39 Lower the machine onto the blocks.
40 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.
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.
41 Lower the platform to the stowed position.
42 Raise the machine slightly.
43 Remove the blocks from under both wheels.
44 Lower the machine and remove the jack.
GS-3384
Section 4 • Repair Procedures
GROUND CONTROLS
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