Service manual

Part No. 39528 Genie GS-1530 & Genie GS-1930 5 - 9
Service Manual - First Edition
Section 5 - Troubleshooting Flow Charts
All Functions
Will Not Operate
Be sure the circuit
breaker and fuse are
not tripped or blown.
Be sure the batteries
are properly connected.
Be sure the batteries
are fully charged.
Be sure both
Emergency Stop
switches are pulled out
to the ON position.
Chart 1
0V
Charge batteries OR
check battery condition
and replace bad
batteries OR check for
short circuits OR check
battery cables OR check
for open in negative
battery cable from
batteries to ground point
on module tray.
24V or more
Replace 275A fuse.
Continued on the next
page.
24V
Check voltage on input
side of 275A (F1) fuse
inside battery module
tray.
Check voltage on output
side of 275A fuse inside
the battery module tray.
less than
24V
Before serial number
6901:
Check voltage on
the input side of the
motor contactor (K1).
After serial number
6900:
check voltage on
terminal B+ on the motor
controller.
0V
Repair open in 24V
supply cable from 275A
fuse to Anderson plug
OR
Before serial number
6901:
repair open in
24V supply cable from
Anderson plug to motor
contactor (K1).
After serial number
6900:
repair open in
24V supply cable from
Anderson plug to
terminal B+ on the motor
controller.
24V
Check continuity from B-
terminal on motor
controller to the negative
battery cable at the
Anderson plug.
no
continuity
full
continuity
Repair open in negative
battery cable from B-
terminal on Curtis motor
controller to Anderson
plug.
Turn keyswitch to
platform control and
press and hold the
function enable switch.
Visually inspect the
power-on LED.
light is on
light is not on
Troubleshoot ground
and platform control
systems separately OR
consult Genie Industries
Service Department.