Genie S-80 Service Manual page 156

Service Manual - First Edition
7 Set the hi range: Press down the foot switch,
then move the control handle all the way to
the position. Adjust the voltage to 9.1V DC.
UP
Turn the max-out trimpot adjustment screw
clockwise to increase the voltage or
counterclockwise to decrease the voltage.
8 Set the lo range: Press down the foot switch,
then move the control handle all the way to the
position. Adjust the voltage
DOWN
to 8.3V DC. Turn the dual range trimpot
adjustment screw clockwise to increase the
voltage or counterclockwise to decrease
the voltage.
9 Start the engine and move the engine idle
control switch to foot switch activated high
idle (rabbit and foot switch symbol). Lower
the boom to the stowed position.
Engine should be at normal
operating temperature.
10 Start a timer and record how long it takes for
the boom to fully raise. Adjust the
max-out trimpot to achieve a 90 to 120 second
cycle time.
11 Start a timer and record how long it takes for
the boom to fully lower. Adjust the dual range
trimpot to achieve a 90 to 120 second cycle
time.
If the function cycle time is not
achievable, check the relief valve
pressure. See 10-2, Valve
Adjustments - Function Manifold.
12 Turn the engine off and re-connect the
volt meter.
13 Pull out the Emergency Stop button to
the position.
ON
14 Press down the foot switch and then move the
control handle all the way to the
Record the maximum voltage reading.
15 Start the engine.
Part No. 34032
16 Start a timer and simultaneously move the
17 Set the ramp rate: turn the trimpot to obtain
Boom up/down specifications
Threshold
Boom up - hi range
Cycle time
Boom down - lo range
Cycle time
Ramp rate
Turntable Rotation Controller
Adjustments
1 Check the battery condition with a volt meter.
2 Turn the key switch to platform control and
position.
UP
Genie S-80 & Genie S-85
Section 7 - Repair Procedures
PLATFORM CONTROLS
control handle all the way to the
Note how long it takes to reach the maximum
voltage recorded in step 14. This is the
ramp speed.
a 3 to 4 second ramp speed. Turn the
trimpot clockwise to increase the time or
counterclockwise to decrease the time.
Do not adjust the joystick
controllers unless the static
battery voltage is above
12V DC and the alternator is
operating properly with
13.6 to 14.5V DC output.
Electrocution hazard. Contact
with electrically charged circuits
may result in death or serious
injury. Remove all rings, watches
and other jewelry.
The reading should be 12V DC or more to
accurately adjust the controller.
pull out the Emergency Stop button to
the position at both the ground and
ON
platform controls. Do not start the engine.
position.
UP
3.5V DC
9.1V DC
90 to 120 seconds
8.3V DC
90 to 120 seconds
3 to 4 seconds
7 - 3