Genie ZX-135/70 Service Manual page 228

August 2014
Error Source
Jib Level (Bellcrank)
Up/Down Flow Valve(s)
Platform Level Up / Platform
Level Down Flow Valve
Platform Rotate Switches
Jib Up/Down Joystick
Part No. 218700
Error Type
Not calibrated Normal function except threshold for
one or the other direction is zero.
Display message on LCD
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
Not calibrated Normal function except threshold for
one or the other direction is zero.
Display message on LCD
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 Limited Speed and Direction frozen at
zero and neutral, Alarm sounds
Fault Check (both Affected functions disabled. Display
closed) message on LCD
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
Effects
ZX-135/70
Service Manual
Fault Codes
Recovery Actions
Perform calibration procedure
Self-clearing (transient)
Check for opens in the wiring or a bad
ground. Replace coil if necessary
Perform calibration procedure
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 ribbon and connector from
membrane switch. If necessary
replace membrane switch.
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)
213