UBCO 2x2 ADV Gen 5, Technical & Service Manual

Page: 29 / 159

UBCO TECHNICAL SERVICE MANUAL PAGE 29 OF 159
NUMBERED ITEMS
1. Caliper Bleed Port
2. Caliper Assembly
3. Master Cylinder Bleed Port
4. Master Cylinder Assembly
TOOLS / CONSUMABLES REQUIRED
• Brake Bleed Block
• 3mm Allen Key
• 3mm Allen Key Socket
• Torque Wrench
• Bleed Port O-Ring
• Bleed Kit Funnel
• Mineral Oil
• Bleed Syringe
• Isopropyl Alcohol
• Lint Free Cloth
PROCESS STEPS
1. If installed, remove the Wheel from the Bike using the method outlined on
Page 48 or Page 50
2. Using a suitable tool, gently return the old Brake Pads and Pistons to full
retraction and adjust the Brake Lever Blades to the original position
3. Remove the Brake Pads and install the Brake Bleed Block - if it does not fit this
may be due to the system being overfilled
4. Actuate the Brake Lever Blade 10 times to stabilise Piston position
5. Ensure the Caliper is the lowest part of the system and the Master Cylinder is
the highest part of the system. Ensure that no kinks exist in the system where
bubbles may become trapped.
6. Using a 3mm Allen Key (straight end only as the ball end can round the head),
loosen and remove the Master Cylinder Bleed Port Screw and O-Ring
7. Install the Bleed Kit Funnel onto the Master Cylinder
8. Prepare a Syringe full of Mineral Oil. Hold the Syringe pointing upwards and
remove all bubbles from the system.
9. Using a 3mm Allen Key (straight end only as the ball end can round the head),
loosen and remove the Caliper Bleed Port Screw and O-Ring
10.Inspect the both Bleed Screw O-Rings and replace if signs of wear and tear
are present
11. Install the Syringe onto the Caliper
12. Slowly press the Syringe until bubbles stop appearing in the Bleed Kit Funnel
13. If the fluid in the Bleed Kit Funnel is heavily discoloured it must be replaced