Part No. 52709
Genie Z-45/25 & Genie Z-45/25J
7 - 3
First Edition • Second Printing
Section 7 • Repair Procedures
6 Set the hi range: Press down the foot switch,
then move the control handle all the way to
the
UP
position. Adjust the voltage to 6.5V DC.
Turn the hi range trimpot adjustment screw
clockwise to increase the voltage or
counterclockwise to decrease the voltage.
7 Set the lo range: Press down the foot switch,
then move the control handle all the way to the
DOWN
position. Adjust the voltage to 5.5V DC.
Turn the lo range trimpot adjustment screw
clockwise to increase the voltage or
counterclockwise to decrease the voltage.
8 Start the engine and move the engine idle
control switch to foot switch activated high
idle (rabbit and foot switch symbol).
9 Start a timer and record how long it takes for
the primary boom to fully raise. Adjust the
hi range trimpot to achieve a 24 to 27 second
cycle time. Turn the hi range trimpot adjustment
screw clockwise to increase the speed or
counterclockwise to decrease the speed.
10 Start a timer and record how long it takes for
the boom to fully lower. Adjust the lo range
trimpot to achieve an 32 to 37 second cycle
time. Turn the lo range trimpot adjustment
screw clockwise to increase the speed or
counterclockwise to decrease the speed.
If the function cycle time is not
achievable, check the relief valve
pressure. See 12-2,
Valve
Adjustments - Function Manifold.
11 Turn the engine
OFF
.
12 Pull out the Emergency Stop button to
the
ON
position.
2 Open the platform control box lid and locate
the primary boom up/down controller.
a
ramp rate adjustable trimpot
b
lo range adjustable trimpot
c
terminal "R" activates hi range
d
(not used)
e
terminal "X" (not used)
f
terminal "-" ground
g
terminal "+" positive
h
terminal "A" proportional output
i
threshold adjustable trimpot
j
hi range adjustable trimpot
3 Set the preliminary ramp rate: Turn the ramp
rate trimpot adjustment screw counterclockwise
15 turns or until you hear a repeated click.
4 Connect the red (+) lead from a volt meter to
the “A” terminal on the controller printed circuit
board. Connect the black (-) lead to ground.
5 Set the threshold: Press down the foot switch,
then slowly move the control handle off center
until the moment a voltage reading appears.
Adjust the voltage to 2.85V DC. Turn the
threshold trimpot adjustment screw clockwise to
increase the voltage or counterclockwise to
decrease the voltage.
PLATFORM CONTROLS
a
b
c
d
e
f
g
h
i
j
Содержание Z-45 XC
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