The brake cylinder is a decisive Element in rear brake drums.
Rear circle brake cylinders push the brake shoes against the drums to bar the vehicle. Since the brake cylinders play an leading role in drum brakes, inspection and upkeep of the cylinders is heavy to the Correct functioning of the brake method. Leakage all over the seals indicates a imaginable puzzle.4. Pack the new spring into the cylinder from a brake cylinder rebuild kit, followed by a cap on both sides, two new pistons, and a new dust boot on both sides of the cylinder. Spray the entire assembly clean again with brake cleaner.
Spray the filled trundle meeting with brake cleaner after the shoes and hardware enjoy been removed. Pull away the brake column. Peel back the rubber dust boot on either extreme of the cylinder and remove the two pistons from inside, followed by a cap on both sides and the internal spring.
2. Clean absent the inside of the cylinder with a rag and mood the Muzzle with your finger. Exorbitant pits and corrosion in the Muzzle means the cylinder must be replaced. Minor scratches can be smoothed over with a brake cylinder hone, a tool that attaches to a drill, and the cylinder can then be rebuilt.
3. Coat the abrasive pads on the cylinder hone with brake oil and insert into the cylinder. Rotate the drill slowly to smooth out the bore, keeping the abrasive pads inside the cylinder. Stop honing after 30 seconds and check the bore for smoothness. Flush out the bore with brake fluid.
The cylinder must be taken apart to decide provided it needs to be replaced or rebuilt. Rebuilding is an possibility exclusive whether the Muzzle inside is unpaid from better pits and scratches.
Instructions
1.5. Reconnect the brake line and bleed the brake system, then replace the brake shoes and brake drum.
