Genie ZX-135/70 Service And Repair Manual page 177

October 2016
Error Source
Rear Axle Angle Sensor
Propel Joystick
Propel Valves
Forward/Reverse
Propel EDC
Forward/Reverse
Motor Valve Speed
Brake Valve
Part No. 1268558
Error Type
Value at 5.0 V
Primary up, Secondary up/down and
Extend disabled, Alarm sounds
Value Too High Primary up, Secondary up/down and
Extend disabled, Alarm sounds
Value Too Low
Value at 0 V Primary up, Secondary up/down and
Extend disabled, Alarm sounds
Out of Tolerance Primary up, Secondary up/down and
Extend disabled, Alarm sounds
Not calibrated Primary up only active from TCON,
activate alarm
Just calibrated
Initiate one second beep of audible
warning device
Value at 5.0 V Limited Speed and Direction frozen at
zero and neutral, Alarm sounds
Value Too High
Value Too Low
Value at 0 V
Not calibrated Joystick Speed and Direction frozen at
zero and neutral
Just calibrated Initiate one second beep of audible
warning device
Not calibrated Joystick Speed and Direction frozen at
zero and neutral
Just calibrated Initiate one second beep of audible
warning device
Value Too High
Limited Speed and Direction frozen at
zero and neutral, Alarm sounds
Value Too Low
Fault Check Limited Speed and Direction frozen at
zero and neutral, Alarm sounds
ZX-135/70
Effects
Check for an open ground circuit going
to the sensor
Sensor is out of range. Check sensor
and actuating pin for proper installation.
Repair or replace sensor and
recalibrate.
Check for 5.0 VDC at the sensor.
Check for damaged wiring going to the
sensor. Check that the % .0 VDC LED
is lit on the TCON board. Repair or
replace as necessary
Recalibrate sensor
Perform calibration procedure per
service manual
Self-clearing (transient)
Check for damaged wiring to the
joystick. Check the connections to
ensure the connector terminals have
not backed out. Substitute a known
good joystick. If necessary replace
and recalibrate joystick.
Calibrate Thresholds
Self-clearing (transient)
Calibrate Thresholds
Self-clearing (transient)
Check for opens in the wiring or a bad
ground. Replace coil if necessary
Check for shorts to ground in the
wiring. Replace coil if necessary
Check for defective or damaged
wiring. Check for an open or shorted
valve coil. Repair or replace as
necessary.
Service and Repair Manual
Fault Codes
Recovery Actions
165