20
TROUBLESHOOTING
PROBLEM
POSSIBLE CAUSE
CHECK
SOLUTION
E1
The motor doesn’t work.
Check if the motor wires are
plugged in or check if the motor
is stuck.
Plug in the motor wires
again or change the motor.
There is something wrong
with the cables.
Check if the cables are
damaged. This can cause a
short circuit.
Change the cables or plug
in again.
The computer cannot
supply normal voltage to
the motor.
Test whether the voltage of the
motor is normal when pressing
UP or DOWN button.
Change the computer.
E2
The IC (Integrated
Circuits) inside the
computer is damaged.
Change the computer.
E4
Hands aren’t put on the
two hand pulse sensors
immediately after pressing
START.
Put the hands on the two
hand pulse sensors
immediately after pressing
START.
Body Fat Function cannot
receive the signal for
pulse.
Check if the hand pulse
sensor wires are well
connected.
Plug in the hand pulse
sensor wires again or
change the hand pulse
sensor wires.
Check if the pulse is working
when not in Body Fat program.
Change the computer.
NOTE: If you are unable to resolve an issue using the troubleshooting guide above, please
contact Customer Service at support@sunnyhealthfitness.com.
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