How do you replace the spring brake chamber?
How do you replace the spring brake chamber? 1. Apply pressure to the service port of the chamber. Do not exceed 10 psi. 2. To prevent the pushrod from retracting and to prevent the internal boot/seal from twisting, clamp the pushrod in place with vise grips at the pushrod opening of the replacement service brake chamber. Can a spring brake piggyback replace an air brake chamber? You will find service brake chambers on steer axles, some rear axles, and old trailers that use a relay emergency valve to apply parking air pressure to the service chamber. The spring brake Piggyback...