Expedition 4WD V8-281 4.6L SOHC (1998)
7. Remove the secondary piston assembly.
1
Plug the rear outlet port and, if necessary, plug the brake pressure switch port.
2
Apply compressed air into the front outlet port, and carefully remove the secondary piston assembly and discard.
8. Use isopropyl alcohol to clean and inspect the brake master cylinder bore for damage.
NOTE: If the brake master cylinder bore is damaged, the brake master cylinder must be replaced.
ASSEMBLY
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. Lubricate the new piston assembly seals.Use clean High-Performance DOT 3 Brake Fluid C6AZ-19542-AB or equivalent DOT 3 fluid meeting
Ford specification ESA-M6C25-A. Do not use oil as it will destroy the seals.
2. Carefully install the secondary piston assembly
