Removal and Installation

Removal

WARNING: Brake fluid contains polyglycol ethers and polyglycols. Avoid contact with eyes. Wash hands thoroughly after handling. If brake fluid contacts eyes, flush eyes with running water for 15 minutes. Get medical attention if irritation persists. If taken internally, drink water and induce vomiting. Get medical attention immediately.

1. Raise and support the vehicle.
2. Remove the tire and wheel assembly.





3. If so equipped, unclip the speed sensor wiring from the front brake hose.

4. CAUTION: To prevent contamination and reduce air entry, always plug a disconnected front brake hose.





Disconnect the front brake hose from the disc brake caliper.
1 Remove the flow bolt.
2 Disconnect the front brake hose.
3 Remove and discard the copper washers.





5. Remove the two disc brake caliper bolts.
6. Remove the disc brake caliper from the front wheel spindle (E-150) or from the front disc brake caliper anchor plate (E-250, E-350, E-450).
7. Inspect the disc brake caliper for brake fluid leakage. If the disc brake caliper is leaking, it must be rebuilt or installed new.

Installation

1. CAUTION: To prevent deterioration of the caliper sleeve boots, do not use petroleum-based lubricant.





Fill the rubber caliper sleeve boots with Silicone Brake Caliper Grease and Dielectric Compound D7AZ-19A331-A (Motorcraft WA-10) or an equivalent silicone compound meeting Ford specification ESE-M1C171-A.





2. Install the disc brake caliper and the front brake hose.
1 Position the disc brake caliper in the front wheel spindle (E-150), or in the front disc brake caliper anchor plate (E-250, E-350, E-450).
2 Install and tighten the disc brake caliper bolts.
3 Using new copper washers, install the front brake hose and the bolt.





3. If so equipped, attach the speed sensor wiring to the front brake hose.
4. Bleed the brake system.
5. Install the wheel and tire assembly.
6. Inspect the brake system operation.