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Error display
Main cause
Remedy
Transmitter Receiver Transmitter Receiver
―― ――
The Transmitter, internal
Devices defective.
• Data error in the memory.
• Power on the
Transmitter, again.
Maintenance/replace
――
The Transmitter, internal
devices defective.
• Operation levers were not in
the neutral position, when
power was turned ON.
• Return operation
levers and push the
Reset button.
Maintenance/replace
The Crane operates perfectly
under the manual mode but
some functions are not
available in the remote control
mode.
• The Receiver PCB defective.
• Wiring failure between the
Receiver PCB and the control
valve solenoids.
• Electromagnetic proportional
control reducing valve error.
Maintenance/replace
Maintenance/replace
Maintenance/replace
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