Buttons don’t
work
Replace button board, wires of
main board 3 or console
No heart rate
data is shown
assembled well, or handle
Check and connect it well, or replace the handle
pulse wire
A1
(at TIME
window)
lower control board
connection fails.
1. Check if good connection between lower con-
troller and console, and each pin is properly in-
2. Check if any damage cables between lower
controller and console, change the cables
3. Change lower controller or console if above
A2
(at TIME
Window)
explosion-proof protection
1. Use volt meter to check whether the power
supply voltage is lower than 50% of the normal
2. Check if connecting motor, and reconnect the
3. Check if odor from controller, and change the
A3
(at TIME
window)
Abnormal speed sensor
1. Check if speed sensor correct installation
2. Check if speed sensor in good contact, if wire
3. Change the speed sensor
A4
(at TIME
window)
Abnormal incline motor
1. Run the incline motor calibration: Unplug the
safety key, then hold the STOP key for 3sec-
onds to enter incline calibration. Plug the safety
key again, the incline will return to zero after
2. If still error code, check if the wire is proper
3. Change the incline motor
A5
(at TIME
window)
Over current
1. Power off for 20seconds, then power on
2. If still error code, check if roller proper function,
check if the running belt and deck good lubri-
3. Change the controller