Level Sensor - Models Without Outriggers (After Serial Number 41157) - Genie GS-3390 Service Manual

July 2007
REV D
47 Lower the machine onto the blocks.
48 Raise the platform approximately 16 feet / 5 m.
Result - ANSI and CSA models before serial
number 40820: The tilt alarm will sound at 180
beeps per minute.
Result - ANSI and CSA models after serial
number 40819: The drive function and the lift
function will not operate and the tilt alarm will
sound at 180 beeps per minute.
Result - CE and Australian models: The drive
function and the lift function will not operate and
the tilt alarm will sound at 180 beeps per
minute.
Result: If the tilt sensor alarm does not sound,
adjust the tilt level sensor until the alarm just
begins to sound OR the down limit switch may
need to be adjusted.
49 Lower the platform to the stowed position.
50 Push in the red Emergency Stop button to the
off position at both the ground and platform
controls.
51 Turn the key switch to the off position.
52 Raise the machine slightly.
53 Remove the blocks from under both wheels.
54 Lower the machine and remove the jack.
Part No. 72863
5-5
Level Sensor -
Models without Outriggers
(after serial number 41157)
The Electronic Control Module (ECM) is
programmed to deactivate the lift and drive
functions and activate an alarm when a signal is
received from the level sensor.
The tilt alarm sounds when the incline of the
chassis exceeds 2° to the side, or 3° to the front or
rear.
How to Install and Calibrate the
Level Sensor
1 Perform this procedure with the machine on a
firm, level surface that is free of obstructions.
2 Remove the platform controls from the platform.
If you are not installing a new level sensor,
proceed to step 10.
3 Push in the red Emergency Stop button to the
off position at the platform controls.
4 Remove the ground control panel retaining
fasteners and open the panel.
GS-3390 • GS-4390 • GS-5390
Section 4 • Repair Procedures
GROUND CONTROLS
Tip-over hazard. Failure to install
or calibrate the level sensor as
instructed could result in the
machine tipping over causing
death or serious injury. Do not
install or calibrate the level sensor
other than specified in this
procedure.
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