New Yorker L6-225 3.7L VIN E 1-bbl (1982)
Brake Master Cylinder: Service and Repair
MANUAL BRAKES
1. Disconnect brake lines from master cylinder. Install plugs in outlets to prevent fluid leakage.
2. From under instrument panel, disconnect stop lamp switch mounting bracket and position aside.
3. Grasp brake pedal and pull backward to disengage pushrod from master cylinder piston. This will require a pull of about 50 pounds. Also, the
retention grommet will be destroyed.
4. Remove master cylinder to cowl retaining nuts and remove master cylinder by pulling straight out. Make sure to remove all traces of old
grommet from pushrod groove and master cylinder piston.
5. Reverse procedure to install. Install new grommet on pushrod, then lubricate grommet with water and align pushrod with master cylinder piston.
Using brake pedal, apply pressure to fully seat pushrod into piston.
POWER BRAKES
1. Disconnect primary and secondary brake tubes from master cylinder, then cap lines and master cylinder fitting.
2. Remove nuts attaching master cylinder to power brake unit, then slide master cylinder from power brake unit.
3. Reverse procedure to install.
