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Assembly instructions (continued), Additional information and recommendations – Wilwood Forged DPHA Front Caliper Kits User Manual

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Assembly Instructions (Continued)

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•Connect the OE rubber hose to the Wilwood caliper (1) using

new crush washers (4) and banjo bolts (6). The preferred
method is to use steel adapter fittings at the caliper, either
straight, 45 or 90 degree and enough steel braided line to allow
for full suspension travel and turning radius, lock to lock.
Carefully route hoses to prevent contact with moving
suspension, brake or wheel components.
It is the installer's
responsibility to ensure that all fittings and hoses are the correct
size and length, to ensure proper sealing and that they will not be
subject to crimping, strain and abrasion from vibration or
interference with suspension components, brake rotor or wheel.

•In absence of specific instructions for brake line routing, the

installer must use his best professional judgment on correct
routing and retention of lines to ensure safe operation. Test
vehicle brake system per the 'minimum test' procedure stated
within this document before driving. After road testing, inspect for
leaks and interference. Initially after install and testing, perform
frequent checks of the vehicle brake system and lines before
driving, to confirm that there is no undue wear or interference not
apparent from the initial test. Afterwards, perform periodic
inspections for function, leaks and wear in a interval relative to
the usage of vehicle.

• Bleed the brake system, referring to the additional information and recommendations below for proper bleeding instructions. Check

system for leaks after bleeding.

• Install the wheel and torque the lug nuts to the manufacturer’s specification.

Additional Information and Recommendations

•Fill and bleed the new system with Wilwood Hi-Temp° 570 grade fluid or higher. For severe braking or sustained high heat operation,

use Wilwood EXP 600 Plus Racing Brake Fluid. Used fluid must be completely flushed from the system to prevent contamination.
NOTE: Silicone DOT 5 brake fluid is NOT recommended for racing or performance driving.

•Properly bleed the brake system according to the vehicle manufacturer’s instructions, generally beginning with the caliper farthest from

the master cylinder. NOTE: When using a new master cylinder, it is important to bench bleed the master cylinder first.

•Test the brake pedal. It should be firm, not spongy and stop at least 1 inch from the floor under heavy load.

If the brake pedal is spongy, bleed the system again.

If the brake pedal is initially firm, but then sinks to the floor, check the system for fluid leaks. Correct the leaks (if applicable) and
then bleed the system again.

NOTE: With the installation of after market disc brakes, the wheel track may change depending on the application. Check your wheel

offset before final assembly.

•If after following the instructions, you still have difficulty in assembling or bleeding your Wilwood disc brakes, consult your local chassis

builder, or retailer where the kit was purchased for further assistance.

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