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QUESTIONS TO ASK
When reporting a problem to Hetronic you may be
asked several questions pertaining to the TG system.
Asking these questions to the person who reported the
problem prior to calling Hetronic will speed up the
troubleshooting process.
Please locate the Hetronic system labels (example
shown below) which is located inside the transmitter
battery cavity, and on the side of the receiver. This
label contains information that identifies the system.
General
• What is the Production Number and System
Number of the transmitter and receiver? This
information is provided on the Hetronic system
labels.
• Are there other Hetronic systems at or near the
machine site?
Transmitter
• Is the EMERGENCY STOP pushbutton pulled
out?
• Is the key switch in the ON position?
• Did you press the START pushbutton?
• Were the pushbuttons in the off position prior to
turning on the transmitter?
• Did you press the START pushbutton while
accidently holding in one of the other
pushbuttons?
• Is there a fully charged battery pack installed?
• Did you take the transmitter out of its operating
range (100 meters or 328 feet)?
Receiver
Remove the receiver enclosure lid and observe the
receiver circuit board. Check the following. Refer to the
drawing in the section “Test Procedures” on page 14
that shows the location of each diagnostic LED.
• Is machine power being applied to the receiver?
• Are any input power fuses blown?
• Is the receiver grounded to the proper machine
grounding point?
• Is the yellow CPU LED (LD1) flashing?
• Is the green Telegram LED (LD2) flashing?
• Is the EMERGENCY STOP circuit LED (LD3)
flashing?
• Is the EMERGENCY STOP LED (LD5) on the
receiver printed circuit board lit?
• Are the connections/screw terminals tight?
• Is the internal antenna securely connected?
• Is the external antenna assembly outside the
enclosure securely connected and properly
grounded to the machine frame?
• Are all incoming power supply and ground wires
properly connected?
• Are the signal wires separated from the high
power wires?
• Are surge suppressors installed on any magnetic
contactors being controlled by the receiver?
Warranty Validity
Warranty validity is based on regular inspection and
cleaning of the radio remote control equipment.
COMMON PROBLEMS
The following are common problems associated with
using the Hetronic TG system, and their possible
solutions. For help in diagnosing problems in the
receiver, refer to the drawing in the “Test Procedures”
on page 14 of this manual that shows the location of
each diagnostic LED.
TROUBLESHOOTING
