Title: Manually release (cage) and reset (uncage) parking/emergency (spring) brakes.
Course: Diesel Equipment Technology II (20107-II) > Section: Brakes: Servicing the Parking/Emergency Brakes

Manually releasing and resetting should include

- removing the parking/emergency brake cage bolt from the chamber
- inserting the bolt into the back of the chamber and turning it 90 degrees
- installing a flat washer and nut to compress the brake chamber spring.

ASE 4: III. Brakes: D. Parking Brake System  (P-2)

Process/Skill Questions:

- What safety procedure must be followed when releasing and resetting the parking (spring) brakes?
- Why is caging a spring brake assembly before removing and replacing so important?