T_Redjoey Posted 3 hours ago Share Posted 3 hours ago I’m having trouble I recently been losing air pressure every time I push in my yellow brake valve it sounds like it’s loosing air I check the valves and found that it was leaking from a valve under my cab, then it went away and now it looks like it transferred over to another valve under the frame by the rear drives any ideas what it may be need help thanks Quote Link to comment https://www.bigmacktrucks.com/topic/75038-brake-control-valve/ Share on other sites More sharing options...
Joey Mack Posted 1 hour ago Share Posted 1 hour ago Are you able to hook shop air to the first air tank, chock the wheels, and release the brakes so you can locate leaks ? This will allow the engine to be off. Nice and quiet.... Quote Link to comment https://www.bigmacktrucks.com/topic/75038-brake-control-valve/#findComment-567116 Share on other sites More sharing options...
Recommended Posts
Join the conversation
You can post now and register later. If you have an account, sign in now to post with your account.