Nov 27, 2012 · In my experience, when the unloader valve fails the compressor bumps up to as high as it will go, 150 psi in my case. All you can do is swap over a new governor, and if that's no good it's …

Jul 27, 2011 · Ive got a Bendix air compressor on a Detroit 12.7. All the videos I watch tell me to look for 3 screws on top of the compressor for the unloader...

Apr 18, 2013 · Another question which I'm looking to figure out is actual unloader valve kit. Got one from the dealer and the part # is BXK109119 and this is a Bendix brand that service Bendix BA-921 …

Jan 30, 2011 · Hi. I have a Bendix Air Compressor on a CAT C15, that is leaking air from the safety valve on top of the compressor. It is causing the air compressor...

Apr 11, 2017 · Governor, filter cartridge, purge valve all replaced about 1.5 years ago. By the way, it's a Bendix AD-IS dryer. Seems like I'm having 2 problems at once. 1. Compressor safety valve keeps …

Feb 3, 2019 · The leaking air from the purge valve is pretty loud, I think You might be suggesting that there is a different leak. I will check on that and try disconnecting the unloader line at the governor.

Aug 16, 2015 · Can anybody share a pic or point out where exactly is the air compressor unloader valve located on DD15. My system is purging every 60 Seconds "meaning...

Jan 12, 2020 · Air release from compressor safety valve. Discussion in ' Heavy Duty Diesel Truck Mechanics Forum ' started by dberset, Mar 26, 2023.

Nov 13, 2023 · "All Bendix® BA-921® compressors are equipped with a safety valve to protect the compressor head in the event of, for example, a discharge line blockage downstream of the …

Nov 18, 2009 · The unloaders will just hold the check valves off their seat in the compressor head to stop the air from being pushed out of the compressor. The air compressor head gets pretty hot and …