Genie Z Series Maintenance Manual page 62

Maintenance Manual
Quarterly Maintenance Procedures
Models with ALC-1000 operating system:
Note: Use the following chart to identify the
description of each LCD screen control button used
in this procedure.
Plus Minus
1 Start the engine from the ground controls.
2 Press the enter or previous button on the
LCD screen until engine rpm is displayed.
Result: Low idle rpm is correct. Continue with
step 3.
Result: Low idle rpm is not correct. Follow the
low rpm idle procedure for your engine model.
3 Press and hold the function enable/high speed
button. Note the engine rpm on the display.
Result: High idle rpm is correct.
Result: High idle rpm is not correct. Follow the
high rpm idle procedure for your engine
model.
All other models:
1 Connect a tachometer to the engine. Start the
engine from the ground controls and check the
rpm.
Result: Low idle rpm is correct. Continue with
step 2.
Result: Low idle rpm is not correct. Follow the
low rpm idle procedure for your engine model.
2 Move the function enable toggle switch to the
high idle (rabbit symbol) position and check
the rpm.
Result: High idle rpm is correct.
Result: High idle rpm is not correct. Follow the
high rpm idle procedure for your engine
model.
50
Previous Enter
S ® Booms • Z
Kubota WG-972:
Low rpm idle adjustment:
1 Loosen the core clamp screw so the cable
moves freely.
2 Hold the throttle lever against the low idle
adjustment screw.
3 Turn the adjustment screw clockwise to
increase low rpm or counterclockwise to
decrease low rpm.
4 While holding the throttle lever against the low
idle adjustment screw, tighten the core clamp
screw.
High rpm idle adjustment:
1 Loosen the lock nut on the high idle
adjustment nut.
2 Turn the high idle adjustment nut clockwise to
increase the high rpm or counterclockwise to
decrease high rpm.
® Booms
April 2018
Part No. 1268489GT