Air Brake Compressor Governor

Adjusting the bendix d2 governor just takes a 7 16 wrench and a screwdriver.

Air brake compressor governor.

In other words the compressor pumps the entire time the engine is running. The governor controls when the air compressor will pump air into the air storage tanks. Or a single gauge with two. An explanation of how an air governor works in the truck air brake system.

The air brake compressor still won t build air pressure with the governor removedif your air brake compressor still won t build air pressure after removing the governor the next step is to disassemble the unloader. The unloading pressure for the typical air brake system is 120 psi but it can be higher up to 130 psi without a problem. Another way to think of the relationship between the governor and the compressor is that the governor is the bossy wife and the compressor is the lazy husband. Inspect the parts for damage and correct operation.

2011 tennessee commercial driver s license. It deactivates the unloaders once system pressure has dropped to the governor s cut in pressure. The system usually consists of an air compressor governor discharge line air dryer and service reservoir. The governor on the air brake system changes the compressor to load or unload.

Bendix or284358x high temperature d 2 air compressor governor 105 125 psi reman. How to replace an air governor and cold start of the international dump truck. This item controls the pressure in the air system. Most modern air brake systems will operate with a maximum air pressure of 125psi 862kpa and a minimum pressure of 105psi 724kpa.

Created by the school of motive power technology at fanshawe college and the lo s. When air tank pressure rises to the cut out level around 125 pounds per square inch or psi the governor. The compressor runs continuously while the engine is running so the d 2 governor activates the compressor s unloader mechanism when system pressure reaches the governor s cut out pressure. Bossy wife lazy husband.

Anywhere in the middle is good in my book. This is an easy adjustment as you can see in the video. If a problem is found replace the damaged pieces and re test with the.