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Possible Chest Strap Heart Rate Problems
All Bodyguard
®
machines are compatible with the Polar wireless heart rate system. This includes a chest strap and a
receiver. The receiver is an integral part of the machine and it is hidden inside. The chest strap is an option on all machines
and can be purchased from Bodyguard
®
Polar. If you are having some problems with the reception, please use the following
troubleshooting check list.
Troubleshooting Check List – Table 1
The above table should help properly diagnose the problem. There is also misconceptions that the signal is immediate.
The chest strap electrodes need to be moistened in order to send a strong signal. Radio and neon light interferences can also
reduce the strength of the signal.
Possible Contact Heart Rate Problems
In order to properly diagnose any problem with the conctact heart rate system, please refer to the following procedures.
This machine uses a hand ECG (Electrocardiogram) printed circuit board along with wires and a set of metal plates. The hand
ECG board is an integral part of the machine and is hidden inside.
Troubleshooting Check List – Table 2
24
PROBLEM
• No signal.
• Weak signal.
• Erratic signal.
POSSIBLE CAUSE
• Dead battery in strap.
• Electrodes are not wet.
• Using wrong strap.
• Weak battery.
• Electrodes are not wet enough.
• Strap is not tight enough.
• Too much body fat.
• Chest size too small or too big.
• Receiver has a problem.
• Using wrong strap.
• Interference with other signals.
• Electrodes are not wet enough.
SOLUTION
• Change battery.
• Put water on electrodes.
• Use Polar.
• Change battery.
• Put water on electrodes.
• Put on tighter.
• No solution.
• Position strap accordingly.
• Verify signal in Diagnostics,
see Heart Rate Test section.
• Use Polar.
• Move the machine away from
potential interference sources.
• Put water on electrodes.
PROBLEM
• No reading
• Erratic reading
POSSIBLE CAUSE
• Hands have not been in contact
with the metal plates long enough
• Defective hand contact board
• Wires are not connected properly
• Hands may move too much on the plates
• Defective board hand contact board
• Strong neon lights too close to console
• Interference with other signals
SOLUTION
• Wait for 15-20 seconds before
a reading
• Change ECG board
• Verify Wiring
• Do not move your hands
• Change board
• Move the climber
• Use only this machine to verify