10.7 Remote control faults (radio operation)
Prerequisite:
n Function of the remote control in cable operation without any
interference
n No steel rope or metal attachments on the machine (radio con-
nection interference)
Fault Possible cause Remedy
Machine does not
respond
Aerial defective or wrong one installed Have examined by a specialist; replace if
necessary
Receiver not or incorrectly connected Check the plug-in connection between
receiver and machine
Receiver and radio remote control have
different system numbers
Check the system numbers; use the radio
remote control with identical system
number
Battery empty or defective Charge or replace the battery
Distance between machine and radio
remote control is too great
Reduce the distance
Operating mode toggle switch defective Have examined by a specialist; replace if
necessary
Receiver or radio remote control defec-
tive
Have examined by a specialist; replace if
necessary
Ignition key in posi-
tion "I", display
module operative,
but engine cannot
be started
Battery empty or defective Charge or replace the battery
Receiver or radio remote control defec-
tive
Have examined by a specialist; replace if
necessary
Engine stops for no
reason
Battery empty or defective Charge or replace the battery
Interference caused by other radio sig-
nals
Check close vicinity for other radio sig-
nals (e.g. airport, construction crane); if
necessary, move machine by means of
cable operation
Aerial defective or wrong one installed Have examined by a specialist; replace if
necessary
Distance between machine and radio
remote control is too great
Reduce the distance
Operating mode toggle switch defective Have examined by a specialist; replace if
necessary
Emergency stop switch actuated or
defective
Pull out the emergency stop switch
Have examined by a specialist; replace if
necessary
Troubleshooting – Remote control faults (radio operation)
D.ONE
161
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