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Re: 2005 F650 air brakes very touchy
Posted to HD/Fleet Forum on 1/14/2019 4 Replies

Hi Dave,

I would focus on the treadle valve. It sounds like an internal piston is hanging up.

[...] [[...]]

The plastic bodied valves seemed to be more prone to this, but it's not exclusively a plastic valve issue.

Is there any oil in the system? Has t... Login to read more.

4 Replies Received (View Replies)