F 550 2WD Super Duty V8-6.0L DSL Turbo VIN P (2006)
Removal and Installation
WARNING: The power brake booster should not be carried by the accumulator, nor should it ever be dropped on the accumulator. Check
the snap ring on the accumulator for correct seating before the power brake booster is used. The accumulator contains high-pressure
nitrogen gas and can be dangerous if mishandled. Failure to follow these instructions may result in personal injury.
WARNING: If the accumulator is to be disposed of, it must not be exposed to excessive heat. Before discarding the accumulator, drill a 1.6
mm (0.06 inch) diameter hole in the end of the accumulator can to relieve the gas pressure. Always wear safety glasses when performing this
operation. Failure to follow these instructions may result in personal injury.
1. With the engine off, press the brake pedal several times to discharge the accumulator.
2. Remove the primary battery. For additional information, refer to Battery.
3. Remove the air cleaner housing. For additional information, refer to Fuel Delivery and Air Induction.
4. Disconnect the brake booster hydraulic tube fittings.
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To install, tighten to 18 Nm (13 ft. lbs.).
5. Compress the clamp and remove the booster hydraulic tube.
6. Remove the brake master cylinder.
7. Remove the brake pedal cotter pin cover and the cotter pin.
8. Position the brake pedal position (BPP) switch and the brake booster push rod off the brake pedal pin.
9. Remove the 4 brake booster-to-brake pedal bracket nuts.
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To install, tighten to 25 Nm (18 ft. lbs.).
10. Remove the brake booster.
11. To install, reverse the removal procedure.
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Install new O-ring seals on the brake booster hydraulic hose fittings.
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Fill the power steering system.
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Bleed the brake system.
