BMy(Wha_C)XGR" ;y=}fMA))xr U\9nD{2.c=z|bfpV_Y 9rD\pl`LxEg^P0{OD)':E4b 4. This statistic alone underscores the importance of proper brake specing and maintenance. The following was published inCCJ'sAir Brake Book, 11th edition, sponsored bySilverbackHD. Replace a shoe with any of the above conditions. endstream endobj startxref A test drive allows the mechanic to experience the feel, smells, or sounds, and document anything abnormal to get an idea of the problems associated with the vehicle. If the springs or pads jam during fitting, clean the brake carrier again or replace it if damaged or distorted. Below, we cover what it is, what it does, how it works, and when you need to use it. We may earn revenue from the products available on this page and participate in affiliate programs. Free stroke indicates how far the pushrod moves before the lining contacts the drum. How do you relieve accumulator pressure in a hydraulic power brake system? To disengage the parking brake, push the pedal down and it will automatically release. By Shelley Mika The brake piston needs to be retracted to its original position before the housing can be refitted to the brake carrier. On a disc/drum brake vehicle, the larger reservoir in the master cylinder is for the drum brakes. Once youve determined the correct brake shoes, make sure they correspond in size to the parts theyre replacing and that all rivets are tight, shoe-to-lining clearances are correct and all slots and holes are the proper shape and size. stepping on and off the brake pedal to reduce tank pressure. Brake Pads: 4 Signs You Should Replace Your Pads. Check the guide pins for ease of movement and radial clearance, dust covers for cracks and sealing quality and contact surfaces of pad retaining springs and pads for corrosion damage. Sooner or later it will be time to reline the brakes on your commercial vehicles, although a huge number of variables such as weather, operating environment, application and PM schedules make reliably predicting intervals impossible. To check the handbrake, you should firstly press firmly on the footbrake. Now is a good time to look carefully at cams and camshafts in the brake assemblies. For more information about ASE, visit the official ASE website at www.ase.com, Copyright 2008-2023 All Rights Reserved Privacy Policy Disclaimer Sitemap. When one or more brake assembly is out of adjustment, theyre not doing their fair share of the work in stopping the vehicle. Instead of the parking brake lever and the parking brake cable, an electric parking brake uses an electric switch and motor to hinder wheel movement. Devoting a week to brake safety also allows motor carriers to educate their drivers and maintenance service providers on the importance of brake system safety.
Marie Blanco Net Worth 2021, Articles H