October 2018
Service and Repair Manual
Fault Codes
Part No. 1268557GT
Z®-135
/70
181
Error Source
Error Type
Effects
Recovery Actions
Turntable Rotate Joystick
Value at 5.0 V
Limited Speed and Direction frozen at
zero and neutral, Alarm sounds
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.
Value Too High
Value Too Low
Value at 0 V
Not calibrated
Joystick Speed and Direction frozen at
zero and neutral
Calibrate Joystick
Just calibrated
Initiate one second beep of audible
warning device
Self-clearing (transient)
Turntable Rotate Buttons on
TCON
Fault Check (both
buttons pressed)
Turntable rotate disabled Display
message on LCD
Check ribbon and connector from
membrane switch. If necessary replace
membrane switch.
Turntable Rotate Speed
Not calibrated
Display message on LCD and allow
operation at default speed
Perform auto calibrate procedure.
Turntable Rotate Flow Valve Not calibrated
Normal function except threshold for
one or the other direction is zero.
Display message on LCD
Perform calibration procedure
Just calibrated
Initiate one second beep of audible
warning device
Self-clearing (transient)
Value Too High
Limited Speed and Direction frozen at
zero and neutral, Alarm sounds
Check for opens in the wiring or a bad
ground. Replace coil if necessary
Value Too Low
Check for shorts to ground in the
wiring. Replace coil if necessary
Turntable Rotate Clockwise
Valve
Fault Check
Limited Speed and Direction frozen at
zero and neutral, Alarm sounds
Check for defective or damaged wiring.
Check for an open or shorted valve coil.
Repair or replace as necessary.
Turntable Rotate
Counterclockwise Valve
Operational Turntable Level
Sensor Y Direction
Value at 5.0 V
Primary up and extend disabled, Alarm
sounds
Check that SCON is grounded
Value Too High
Replace SCON
Value Too Low
Value at 0 V
Out of Tolerance
Just calibrated
Initiate one second beep of audible
warning device
Self-clearing (transient)
Summary of Contents for Genie Z-135/70
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Page 37: ...October 2018 Service and Repair Manual Specifications Part No 1268557GT Z 135 70 23 T ...
Page 135: ...October 2018 Service and Repair Manual Manifolds Part No 1268557GT Z 135 70 121 ...
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Page 161: ...October 2018 Service and Repair Manual Manifolds Part No 1268557GT Z 135 70 147 ...
Page 233: ...October 2018 Service and Repair Manual 219 Generator Wiring Schematic ...
Page 236: ...Service and Repair Manual October 2018 222 Hydraulic Generator Welder Option ...
Page 242: ...Service and Repair Manual October 2018 228 Hydraulic Schematic from serial number 535 ...
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