Air Brake Compressor Governor

If a problem is found replace the damaged pieces and re test with the.

Air brake compressor governor.

Inspect the parts for damage and correct operation. The governor on the air brake system changes the compressor to load or unload. How to replace an air governor and cold start of the international dump truck. When air tank pressure rises to the cut out level around 125 pounds per square inch or psi the governor.

The governor on an air brake system is also a switch but instead of turning the compressor off and on the governor puts the compressor into the load cut in and unload cut out phase. Most modern air brake systems will operate with a maximum air pressure of 125psi 862kpa and a minimum pressure of 105psi 724kpa. Or a single gauge with two. Bendix or284358x high temperature d 2 air compressor governor 105 125 psi reman.

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 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. The unloading pressure for the typical air brake system is 120 psi but it can be higher up to 130 psi without a problem. Air brake system there will be a gauge for each half of the system.

It deactivates the unloaders once system pressure has dropped to the governor s cut in pressure. This item controls the pressure in the air system. The system usually consists of an air compressor governor discharge line air dryer and service reservoir. The governor controls when the air compressor will pump air into the air storage tanks.

An explanation of how an air governor works in the truck air brake system. In other words the compressor pumps the entire time the engine is running. Adjusting the bendix d2 governor just takes a 7 16 wrench and a screwdriver. 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.

2011 tennessee commercial driver s license. Bossy wife lazy husband. Created by the school of motive power technology at fanshawe college and the lo s.