Test The Drive Speed - Raised Or Extended Position - Genie Z-45/25 Service Manual

Section 4 • Scheduled Maintenance Procedures
TABLE B PROCEDURES
B-23
Test the Drive Speed -
Raised or Extended Position
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.
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 Start the engine from the platform controls.
3 Move the lift/drive select switch to the lift
position (if equipped).
4 Move the engine idle select switch to foot switch
activated high idle (rabbit and foot switch).
Press down the foot switch and raise the boom
above horizontal.
5 Move the lift/drive select switch to the drive
position (if equipped).
6 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.
7 Bring the machine to top drive speed before
reaching the start line. Begin timing when your
reference point on the machine crosses the
start line.
4 - 46
8 Continue at full speed and note the time when
the machine reference point crosses the finish
line.
9 Move the lift/drive select switch to the lift
position (if equipped).
10 Press down the foot switch and lower the boom
to the stowed position.
11 Extend the boom 1 foot (30 cm).
12 Move the lift/drive select switch to the drive
position (if equipped).
13 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.
14 Bring the machine to top drive speed before
reaching the start line. Begin timing when your
reference point on the machine crosses the
start line.
15 Continue at top speed and note the time when
the machine reference point crosses the finish
line.
Drive speed, boom
raised or extended,
Standard Base Models
Drive speed, boom
raised or extended,
Narrow Base Models
Genie Z-45/25 & Genie Z-45/25J
First Edition • Second Printing
0.6 mph
40 ft/45 sec
12.2 m/45 sec
0.36 mph
0.58 km/h
40 ft/79 sec
12.2 m/79 sec
Part No. 52709
1 km/h