Genie S-60 Service Manual page 135

Third Edition • First Printing
Continued from the
previous page.
Part No. 65196
With key switch turned
to ground controls and
0V
both Emergency Stop
buttons pulled out to the
position, hold the
ON
function enable switch to
either side and move the
boom up/down toggle
switch TS16 in the
UP
direction. Check voltage
on red-4 wire on boom
up/down directional
valve coil (item B).
20V or more
Continued on the next
page.
Genie S-60 & Genie S-65
Section 5 • Troubleshooting Flow Charts
Hold the function enable
12V or
switch to either side and
more
move the boom up/down
toggle switch in the
UP
direction. Check voltage
at TB1.
0V
With key switch turned
to platform controls and
12V or
both Emergency Stop
more
buttons pulled out to the
position, press down
ON
the foot switch and
move the boom
controller in the
UP
direction. Check voltage
at TB1.
0V
12V or
more
Press down the foot
switch and move the
boom controller in the
direction. Check
UP
voltage TP1.
0V
Press down the foot
0V
switch and check
voltage at terminal "+"
on the boom controller.
12V or more
Re-adjust controller (see
Repair Section) OR
replace controller OR
consult Genie Industries
Service Department.
CHART 14
Repair open in red-4
wire circuit from TB1 to
boom up/down
directional valve coil OR
repair open in brn
ground wire circuit to
valve coil.
Troubleshoot boom up/
down toggle switch OR
repair open in red wire
circuit from TS16 to TB1
OR consult Genie
Industries Service
Department.
Repair open in red-3
wire from TP1 to TB1.
Repair open in power
supply circuit from TP24
to boom controller OR
repair open in brn
ground wire circuit from
ground to boom
controller.
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