Rampage L4-135 2.2L (1983)
Fig. 8 Installing piston in caliper
1.
Coat square cut piston seal with clean brake fluid, then install seal into piston bore. Work seal into groove with clean fingers.
2.
Install and torque bleeder screw to 100 inch lbs.
3.
Lubricate boot and tool J-24548 with clean brake fluid, then place dust seal on tool, allowing 1/4 inch of tool to extend past small lip of boot.
4.
Place dust seal and tool over piston bore, then work large lip of boot into seal groove. Ensure dust seal is fully seated.
5.
Lubricate caliper piston and insert through tool. Center piston in bore and use a hammer handle to apply pressure to install piston halfway into
bore.
6.
Remove tool J-24548 and seat small lip of boot in caliper piston groove, then bottom piston in bore.
Installation
1.
Clean and lubricate sliding surfaces of caliper and the anchor plate with Delco Silicone Lube, P/N 5459912, or equivalent.
2.
Install inboard brake shoe anti-rattle spring on brake shoe rear flange, and ensure looped section of clip is facing away from rotor.
3.
Install inboard brake shoe in steering knuckle.
4.
Install outboard brake shoe in caliper. Ensure shoe flange is seated fully into outboard arms of caliper. It may be necessary to use a C-clamp to seat
the shoe.
5.
Place caliper assembly over rotor and position in steering knuckle. Ensure dust boot is not torn or improperly positioned by inboard brake shoe
during caliper installation.
6.
Align caliper with steering knuckle abutment surfaces, then insert support key and spring between abutment surfaces at the trailing end of caliper
and steering knuckle. With a hammer and brass drift, drive caliper support key and spring into position, then install and torque support key
retaining screw to 12---18 ft. lbs.
7.
Refill master cylinder to within one inch of rim. Press brake pedal several times to seat shoes.
8.
Install front wheels and lower vehicle.
