46 6000 Owner’s Manual
Transmitter
• Is the E-Stop pushbutton pulled out?
• Are all the switches in their center (neutral)
position.
• Are the batteries in the transmitter fully
charged?
• Is the transmitter inside its operating range?
Receiver
• Is the antenna plug securely connected?
• If there is an external antenna, is the
antenna connection assembly outside the
enclosure secure?
• Are the power supply and ground wires
securely fastened?
• Are the signal wires separated from the
power supply wires?
If the system does not operate after normal start-up, follow the recommended troubleshooting
sequence to help isolate the cause and determine corrective action.
6 Function Hetronic Radio Remote Troubleshooting
PROBLEM
System will not operate after
normal start-up procedure.
Transmitter is transmitting
(Power LED flashing), but
crane will not respond
All crane motions operate
intermittently
Some crane motions operate
intermittently
PROBABLE CAUSE
E-Stop switch engaged
Batteries fully discharged
No power to the receiver
E-Stop switch engaged
Transmitter out of range
Receiver power off
E-Stop failure in transmitter
Receiver antenna is loose or
missing
External antenna (if used) has
loose connection, poor
grounding or interference
Ground wiring is poor. Conductor
is too small, or receiver is
grounded to chassis.
Crane motion wiring may be
loose.
CORRECTION
Pull out E-Stop switch.
Check batteries to ensure a full charge. Replace
with new batteries if necessary.
Check the diagnostic LED on the receiver to be
sure power is applied. Ensure that the system is
properly grounded.
Pull out the E-Stop push button and activated
switch on transmitter.
Take the transmitter back into the range of the
receiver.
Turn on power to receiver.
Check E-Stop pushbutton for damage. Check
wiring to contact element for broken or
disconnected wires. Repair or replace E-Stop
push button or wiring.
Tighten or replace antenna.
Tighten antenna and ground connection.
Ground wiring must be connected to machine
power source ground. Minimum diameter of
conductor ground is 12 AWG.
Check wiring from receiver to plug and from plug
to crane motion actuator.
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