Screen captures from the completed object-tracking augmented contextual instruction user experience.  The augmented contextual instruction is made up of a sequence of junaio channels that can be browsed in the junaio AR browser. For this example, the channels were browsed using junaio on an iPad.

Step 1: Remove bracket from caliper

Place the assembled rear brake caliper on the workbench with the retaining bolts facing towards you.

step_01_screen

The first step in disassembling a rear brake caliper is to remove the bracket from the caliper. Use a spanner to loosen the retaining bolts.

step_02_instruct

Remove the bracket from the caliper and then place the bracket on the workbench facing towards you.

step_02_screen

The second step in disassembling a rear brake caliper is to inspect and clean the retaining bolts and remove the rubber seal from the bracket.

step_03_instruct

Put the bracket to one side. Place the caliper upside down on the workbench with the inlet port facing away from you.

step_03_screen

Insert the air tool into the fluid inlet port of the caliper.

step_04_instruct

Turn the caliper over with the cylinder bore facing towards you.

The fourth and final step in disassembling a rear brake caliper is to remove the piston seal from the caliper.

Use a pointed tool to remove the piston seal from the caliper.

Disassembly complete!

You have now completed the final step in disassembling a rear brake caliper. Remember to inspect and clean all parts before reassembly.

Supplementary material

Once the bolts have been loosened, you can then use your fingers to remove them. You can check out the How to disassemble a rear brake caliper playlist on YouTube.