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Factory replacement brake lines and hoses are rec- ommended to ensure quality, correct length and supe- Use new copper gaskets at all caliper connections. Be sure brake line connections are properly made BRAKE FLUID CONTAMINATION Indications of fluid contamination are swollen or deteriorated rubber parts. Swollen rubber parts indicate the presence of petroleum in the brake fluid. To test for contamination, put a small amount of drained brake fluid in clear glass jar. If fluid sepa- If brake fluid is contaminated, drain and thor- oughly flush system. Replace master cylinder with SERVICE PROCEDURES BRAKE FLUID LEVEL Always clean the master cylinder reservoir and cap before adding fluid. This will prevent dirt from fall- The reservoir has a MIN and a MAX mark on the side (Fig. 10) fill to the MAX mark. MASTER CYLINDER BLEEDING A new master cylinder should be bled before instal- lation on the vehicle. Required bleeding tools include BLEEDING PROCEDURE (1) Mount master cylinder in vise with brass jaws. Then position each tube end into the bottom of the (3) Fill reservoir with fresh brake fluid. Then release pistons and allow them to return under BASE BRAKE BLEEDING Use Mopar brake fluid, or an equivalent quality fluid meeting SAE J1703-F and DOT 3 standards Do not pump the brake pedal at any time while bleeding. Air in the system will be compressed into Do not allow the master cylinder to run out of fluid during bleed operations. An empty cylinder will allow Bleed only one brake component at a time in the following sequence: • Master Cylinder • Right Rear Wheel Fig. 10 Master Cylinder Fluid Level 1 – FLUID LEVEL MARKS Fig. 11 Master Cylinder Bleeding 1 – BLEEDING TUBES 5 - 12 BRAKES WJ DIAGNOSIS AND TESTING (Continued) |