To troubleshoot an air chamber, drain your plumbing system by shutting off the main water valve, and opening the heist and lowest faucets in your home. The air chamber will fill back up with air. 2.

Air chambers were essentially arrestors without the piston. Over time, however, they filled up with water, making them ineffective. Shaylin King, a licensed plumber with Mr. Rooter, compares water ...

You can cure water hammer caused by failed air chambers by permitting the system to drain. Once all the water drains from the chamber, air will fill it again and restore the cushion.

Water hammer can be prevented by installing a water hammer arrestor (about $15). It acts like a shock absorber by allowing the shock wave to dissipate in its air chamber.

The most common cause of water hammer is faulty or nonexistent air chambers. ... Another cause of water hammer is water pressure that’s in excess of 80 pounds per square inch.