Fault Code Chart - Genie Z-30/20N Service Manual

June 2011
REV B
Programmer
Fault Code
Diagnostic Display
Fault code LED
COMMUNICATION
is off or is on,
but not blinking
01
12
HW FAILSAFE 1-2-3
13
M- SHORTED
FIELD OPEN
ARM SENSOR
FLD SENSOR
Part No. 139378
Condition
Machine will not drive.
ERROR
Normal operation.
Machine will not drive.
Machine will not drive.
Machine will not drive.
Machine will not drive.
Machine will not drive.
Z-30/20N • Z-30/20N RJ • Z-34/22 • Z-34/22N
Section 5 • Fault Codes

Fault Code Chart

Possible Causes
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.
The motor controller
failed self test.
The motor controller
has a internal short
between M- and B-
terminals.
Motor wiring is loose
OR motor is defective
OR motor controller has
an internal short.
Defective motor
controller.
Defective motor
controller.
Solution
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.
Replace the motor
controller.
Test the motor
controller. See Repair
Section.
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.
Replace the motor
controller.
Replace the motor
controller.
5 - 3