Test The Drive Speed - Raised Position - Genie GS-3384 Service Manual

Section 3 • Scheduled Maintenance Procedures
CHECKLIST B PROCEDURES
3 Start the engine from the platform controls.
4 Lower the platform to the stowed position.
5 Choose a point on the machine; i.e., contact
patch of a tire, as a visual reference for use
when crossing the start and finish lines.
6 Bring the machine to maximum forward drive
speed before reaching the start line. Begin
timing when your reference point on the
machine crosses the start line.
7 Continue at full speed and note the time when
the machine reference point passes over the
finish line. Refer to Section 2, Specifications.
8 Bring the machine to maximum reverse drive
speed before reaching the start line. Begin
timing when your reference point on the
machine crosses the start line.
9 Continue at full speed and note the time when
the machine reference point passes over the
finish line. Refer to Section 2, Specifications.
3 - 24
B-15
Test the Drive Speed -
Raised Position
Genie specifications require that this procedure be
performed every 250 hours or quarterly, whichever
comes first.
Proper drive function movement is essential to safe
machine operation. The drive function should
respond quickly and smoothly to operator control.
Drive performance should also be free of hesitation,
jerking and unusual noise over the entire
proportionally controlled speed range.
Note: Select a test area that is firm, level and free
of obstructions.
1 Create start and finish lines by marking two lines
on the ground 40 feet / 12.2 m apart.
2 Turn the key switch to platform controls and pull
out the red Emergency Stop button to the on
position at both the ground and platform
controls.
3 Start the engine from the platform controls.
4 Press and hold a function enable/speed select
button. Raise the platform approximately
12 feet / 3.6 m from the ground.
5 Choose a point on the machine; i.e., contact
patch of a tire, as a visual reference for use
when crossing the start and finish lines.
6 Press and hold the function enable switch and
slowly move the control handle to the full drive
position.
7 Bring the machine to maximum drive speed
before reaching the start line. Begin timing when
your reference point on the machine crosses the
start line.
8 Continue at full speed and note the time when
the machine reference point passes over the
finish line. Refer to Section 2, Specifications.
GS-84 • GS-90
January 2013
Part No. 84793