Genie Z-34/22IC, Service Manual

Page: 46 / 185

3 - 22 Z-34/22 IC Part No. 128267
July 2007 Section 3 • Scheduled Maintenance Procedures
REV A CHECKLIST B PROCEDURES
2 Turn the low idle adjustment screw on the
carburetor clockwise to increase rpm or
counterclockwise to decrease rpm.
Gasoline/LPG idle adjustments
a
high idle adjustment nut and lock nut
b solenoid boot
c high idle solenoid
3 Move the engine idle control switch to high idle
(rabbit symbol) from the ground controls.
Result: High idle should be 3000 rpm.
If high idle rpm is correct, disregard
adjustment steps 4 through 6.
4 Loosen the spring lock nut.
5 Turn the high idle adjustment nut and spring
lock nut clockwise to increase the rpm or
counterclockwise to decrease the rpm.
6 Tighten the spring lock nut. Then recheck the
rpm.
Diesel models:
1 Connect an rpm gauge to the engine, and then
start the engine from the ground controls.
Kubota D905 models:
Result: Low idle should be 1300 rpm.
Perkins 403C-11 models:
Result: Low idle should be 1500 rpm.
Skip to step 3 if the low idle rpm is correct.
2 Loosen the lock nut, then turn the low idle
adjustment screw clockwise to increase the rpm
or counterclockwise to decrease the rpm.
Tighten the lock nut and recheck the rpm.
Kubota D905
a
rpm solenoid
b low idle adjustment screw
c lock nut
d high idle adjustment nut
b a
d c
c
a
b