Part#: 289714N – Bendix QR-1C Brake Quick Release Valve

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Summary

How I Replaced The ‘Quick Release Valve’ On My Freightliner Cascadia

Problem Identification** : I identified an air leak in their truck and discovers it’s due to a faulty airbrake check valve. Using my phone to research, they locate the part responsible for the leak.

Part Replacement Process**: I explain how to replace the leaking check valve by disconnecting two airlines and removing the bolts holding the valve in place. I describe the difficulties faced while removing stubborn bolts, especially during an unexpected storm.

Reassembly Steps**: After cleaning the parts, I apply Teflon tape and reassembles the system, carefully fitting the bolts and nuts back into place. I share tips to make the process easier, such as using a wrench to hold parts steady.

Testing and Results**: Once reassembled, I test the truck’s brakes to ensure the problem is fixed. After successfully stopping the air leak, I express satisfaction in avoiding a costly repair shop visit.

Reflection and Gratitude** : I credit technology, such as using a phone’s camera to identify the part and online resources, for helping them complete the repair. I encourage others to try DIY repairs.