Genie ZX-135/70 Service And Repair Manual page 170

Service and Repair Manual
Fault Codes
Error Source
Safety Primary Boom Angle
Sensor
Secondary Boom Joystick
Secondary Boom
Up/Extend/Down/Retract
Switches on TCON
Secondary Boom Up/Down
Speed
158
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 Primary up, Secondary up/down and
Extend disabled, 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
Fault Check (both Secondary boom Up/Ext/Down/Retract
buttons pressed) disabled Display message on LCD
Not calibrated Display message on LCD and allow
operation at default speed
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.
Self-clearing (transient)
Check ribbon and connector from
membrane switch. If necessary replace
membrane switch.
See service manual on how to perform
this procedure.
October 2016
Recovery Actions
Part No. 1268558