Genie Z-30/20N, Service Manual

Page: 99 / 161

Part No. 139378 Z-30/20N • Z-30/20N RJ • Z-34/22 • Z-34/22N 5 - 3
June 2011 Section 5 • Fault Codes
REV B
Fault Code Chart
Fault Code
Programmer
Diagnostic Display
Condition Possible Causes Solution
Fault code LED
is off or is on,
but not blinking
COMMUNICATION
ERROR
Machine will not drive.
The key switch or
Emergency Stop
button(s) was cycled on
and off faster than 5
seconds OR controller
sensed an internal error
during start up.
Push in the ground
control red Emergency
Stop button to the off
position and wait for 5
seconds. Pull out the
ground control red
Emergency Stop button
to the on position. If
problem persists,
replace the motor
controller.
01
Normal operation.
12
HW FAILSAFE 1-2-3 Machine will not drive.
The motor controller
failed self test. Replace the motor
controller.
13
M- SHORTED Machine will not drive.
The motor controller
has a internal short
between M- and B-
terminals.
Test the motor
controller. See Repair
Section.
FIELD OPEN Machine will not drive.
Motor wiring is loose
OR motor is defective
OR motor controller has
an internal short.
Check for loose or open
connections at the drive
motors and motor
controller OR replace
the defective drive
motor OR test the motor
controller. See Repair
Section.
ARM SENSOR Machine will not drive.
Defective motor
controller. Replace the motor
controller.
FLD SENSOR Machine will not drive.
Defective motor
controller. Replace the motor
controller.