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w w w. e v o l v e - f i t n e s s . e u
Fault and method
treadmill
Computer parts
Error information and code meaning
：
code
description
Troubleshooting methods
E1
Abnormal communication
：
Abnormal communication in
controller and computer
Controller stopped in error. Treadmill cannot operate. Computer shows
error code, the buzzer sounds 3 times.
Possible reason
：
the communication between controller and computer is
blocked, check the wire connection between controller and computer
carefully and make sure every port is inserted properly. Check if the
wire is worn out, replace the wire if necessary.
E3
Motor wire not connected
well.
Stopped in error status, the computer buzzes for 9 times and shows
error code in the meantime. If the treadmill is back to normal after
machine halt, can enter into stand-by status and turns on as usual.
Possible reason
：
check if motor wire is connected properly and re
connect. Check if the controller has a smell and replace the controller if
needed.
No speed sensor signal
：
voltage
can
output
from
controller to DC motor, but
cannot receive feedback of
motor speed.
Stopped in error status, the computer buzzes for 9 times and shows
error code in the meantime. About 10 seconds later, the treadmill enters
into stand-by status and can be turned on as usual.
Possible reason
：
didn’t detect the speed sensor signal for longer than 3
seconds, please check if the sensor plug is inserted properly or
damaged. Replace the sensor if necessary.
E4
Incline is under self-learning
Check if the motor wire is inserted properly, reinsert and check if the
AC wire of incline motor is connected correctly, the AC wire should be
aligned with the mark on the controller. Check if the motor wire is
worn out, replace the wire or incline motor, and then press the learning
button on the controller to restudy.
problem
Possible reason
Maintenance methods
Treadmill cannot
work
a. no power
Insert the plug into the socket
b. Safety key not in
position
Put the safety key in a right position
c. short circuit
Check the wire connection and controller
input signal
d. switch off
Switch on
e. Fuse burned
Replace fuse
Running belt is not
smooth
a. Not enough
lubrication
Lubricate with silicone oil
b. too tight
Adjust the tightness of a running belt
Running belt
skidding
a. Running belt too
loose
Adjust the tightness of a running belt
b. motor belt too
loose
Adjust the tightness of a running belt
