Replacing the IOT module (S1 and T1)

What You Need

	4mm Allen Key
	5mm Allen Key
	18mm Wrench
	#1 Philip Screwdriver
	New IOT Module

Step 1

Use 4mm Allen key to remove four screws that mounts the lock to the frame of the bicycle.

Step 2

Gently unplug the connector of the lock.

Step 3

Flip the bicycle upside down with soft padding on the display.

Step 4

Take off the spiral cable wrap at the bottom part of the frame.

Step 5

Remove the cable tie clip on the bike frame. Make sure to store it safely for later use.

Step 6

Unplug the hub motor connector.

Step 7

Remove rubber caps on both sides of the rear wheel.

Step 8

Loosen the nuts on both sides of the rear wheel. You do not need to remove the nuts completely.

Step 9

Remove the rear wheel by detaching it from the frame.

Step 10

Unplug the rear light connector.

Step 11

Pull out the lock connector cable through the fender hole.

Step 12

Free the lock cable from two clips on the rear fender.

Step 13

Use a 4mm Allen key to remove four rear fender screws. If have a rear rack, also need to remove a screw using a 5mm Allen key that mounts the rear fender to the rear rack.

Step 14

Gently unplug the IOT module connector from the controller connector.

Step 15

Using #1 Phillips screwdriver to remove two screws that mount the IOT module to the bicycle frame and remove the old IOT module.

Step 16

Take out the old IOT module from the casing.

Step 17

Install the new IOT module.

Step 18

Install back the two screws that mount the IOT module to the bicycle frame.

Step 19

Plug in the IOT module connector with the controller connector.

Step 20

Use a 4mm Alle key to install back the four rear fender screws. If have a rear rack, also need to install a screw using a 5mm Allen key that mounts the rear fender to the rear rack.