This method is applicable to Burchda AZ26/U2/RX70/RX60/RX20/RX02/H1 electric bicycles equipped with YL61C instrument.
61F-C Display (New Version) Speed Limit Unlock:
- Press and hold the ➕ and ➖ buttons simultaneously to enter the settings menu, then press and hold the ➕ and ➖ buttons simultaneously again to enter the password screen
- Enter the password: 2847 (press the ➕ or ➖ button briefly to enter the password; press the power button ⊙ briefly to move to the next digit) to enter the speed limit menu
- Once in the speed limit screen, briefly press the power button ⊙; the value at the bottom will flash. Briefly press or hold the ➕ button to adjust the speed limit value.
- Once set, press and hold the power button ⊙ to save and exit.
61F-C Display (Old Version) Speed Limit Unlock:
The steps to release the speed are very simple, just follow the steps described below.
After turning on the machine, press and hold the ➕➖ keys at the same time to enter the parameter setting, then short press the power button to 08P, short press the power button, the value below flashes, and press the ➕ or ➖ key to adjust the maximum speed value.
