TREADMILLS – OWNER’S MANUAL
53
pulley and the front roller puller may be loose / Remove the motor
cover and see if the drive belt physically stops at the same time as
the running belt stops. If so, tighten drive belt by tightening motor
plate screws which will pull the motor pulley away from the front
roller pulley causing the drive belt to tighten. Contact your
Bodyguard Dealer for assistance.
• Unable to exit at the end of a program.
• Incline is not calibrated / Perform Incline Calibration
• An Error code is displayed on screen.
POSSIBLE CAUSE / SOLUTION
• There is a communication problem between the display console and the motor drive
board
• Possible causes: Bad connection of the cable between the display console and the motor
drive board or potential problem with the motor drive board or the computer.
• Problem on the motor drive board.
• Possible cause: Defective motor drive board / Contact your Bodyguard Dealer.
• Possible cause: The main motor wires are not well connected to the motor drive board /
Check wires connections to the motor drive board in this case.
• “No speed signal” error. No speed reading from speed sensor for 5 seconds continuously
or speed sensor reading is far below set speed.
• Possible cause: Belt somehow stuck, or sensor defective or not connected.
• Main relay problem on motor drive
• Possible cause: Defective motor drive board / Contact your Bodyguard Dealer.
• Hardware maximum current limit exceeded on motor drive board (maximum is 31 amp
peak DC instantaneously)
• Possible cause: Drive board defective, defective motor drive board or too much friction
between the deck and running belt.
• Speed error. Speed reading of 50% lower or 150% higher than set speed. So if set at 5
mph, this error will be displayed if speed reading is less than 2.5 mph or more than 7.5
mph
• Possible cause: Defective drive board, speed sensor problem or speed sensor cable
problem.
• « ! » on-screen
symbol (T240S-
T280S-T520S:
Error D6-1)
• First threshold of maintenance has been reached or exceeded.
• Possible cause: The friction between the deck surface and the running belt is too high /
You need to service the deck either by applying lubricant or by flipping the deck if the
surface is worn out. The treadmill will allow you to restart even if the maintenance has
not been done and the maintenance counter has not been reset but it is a good practice
to service the treadmill when the first threshold is reached and not wait for the second
threshold of maintenance to appear on screen.
• « X » on-screen
symbol (T240S-
T280S-T520S:
Error D6-2)
• Second and last threshold of maintenance has been reached or exceed / You need to
service the deck by applying lubricant or by flipping the deck if the surface is worn out.
The treadmill will not restart until the maintenance has been done and the maintenance
counter has been reset.
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