Test The Engine Idle Select Operation - Genie S-80 Service Manual

Section 3 • Scheduled Maintenance Procedures
CHECKLIST B PROCEDURES
B-15
Test the Engine Idle Select
Operation
Genie specifications require that this procedure be
performed every 250 hours or quarterly, whichever
comes first.
A properly operating engine idle select switch
is essential to good engine performance and safe
machine operation. There are three settings.
Low idle (turtle symbol) allows the operator to
control individual boom functions only.
Functon enable button high idle (rabbit symbol)
allows the operator to control multiple boom
functions simultaneously. This setting maintains a
consistent high idle.
Foot switch activated high idle (rabbit and foot
switch symbols) should be used for normal
machine operation. This setting activates high idle
only when the foot switch is pressed down.
1 Turn the key switch to ground control.
2 Pull out the red Emergency Stop button to the
on position at both the ground and platform
controls.
3 Start the engine from the ground controls.
4 Move and hold the function button in and move
the idle switch to the high idle (rabbit symbol)
position.
Result: The engine rpm should change to high
idle.
3 - 30
5 Release the function enable button.
Result: The engine rpm should change to low
idle.
6 Turn the key switch to platform controls.
7 Move the engine idle select toggle switch to low
idle (turtle symbol).
Result: The engine rpm should remain at low
idle.
8 Move the engine idle select toggle switch to foot
switch activated high idle (rabbit and foot switch
symbol).
Result: The engine rpm should not change to
high idle.
9 Press down the foot switch.
Result: The engine rpm should change to high
idle.
high idle.
10 Press down the foot switch.
Result: The engine rpm should change to high
idle.
S-80 • S-85 • S-80X
February 2012
Part No. 122985