Ground Controls Inoperative, Platform Controls Operate Normally - Genie S-65 Service Manual

Section 5 - Troubleshooting Flow Charts
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Chart 12
Ground
Controls
Inoperative,
Platform
Controls
Operate
Normally
Be sure all other
functions operate
normally, including
the platform
controls.
5 - 28
Does the engine start
yes
from the ground
controls?
no
With both Emergency
0V
Stop buttons pulled out
to the position, check
ON
voltage at red wire on
the input side of the
ground controls contact
of the key switch KS1
(the red wire checked
should originate from
the Emergency Stop
button).
12V
With the keyswitch
0V
turned to ground
controls and both
Emergency Stop buttons
are pulled out to the
ON
position, check voltage
at red wire at the output
side of the ground
controls contact on the
key switch.
12V
Repair open in red wire
circuit from key switch to
function enable toggle
switch to each function
toggle switch.
Genie S-60 & Genie S-65
Service Manual - Second Edition
Start the engine from
the ground controls.
0V
Move the function
enable toggle switch to
either side and check
the voltage on the
center terminal of the
platform level toggle
switch TS16.
12V
Troubleshoot each
function individually.
Repair open in red wire
circuit from emergency
stop button to the
key switch.
Check if key switch
yes
internal cam is activating
ground contact.
no
Replace key switch
KS1.
Repair open in red wire
circuit from key switch to
function enable toggle
switch to each function
toggle switch.
Replace key switch
contact for ground
controls.
Part No. 48412