Treadmill Error Codes:
If the treadmill displays error code, please contact Customer Service at
support@sunnyhealthfitness.com.
Er1: Display panel couldn’t receive the signal.
Er3: Over voltage.
Er4: IGBT short circuit (Over current).
Er5: Over load.
Er6: The motor is not connected, (only direct current).
Er7: The controller couldn’t receive the signal.
Er8: Preventing reversing switch action.
Er13: Over current.
Er14: Over-loading; short-circuit.
A. Shutdown:
You can turn off the power to shut down the treadmill in any mode. This will not damage the
treadmill.
B. Attention:
1. Check the power, Safety Key (No. 128), and that the treadmill is in a valid mode before starting
to exercise.
2. When encountering an emergency, pull off the Safety Key (No. 128) to stop the treadmill quickly.
When you put the Safety Key (No. 128) back in, the system goes back to default and you can
use the treadmill.
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