Electronic Air Processing Units (E-APUs) and Electronically Controlled Air Processing Units (EC-APUs) deliver extra fuel savings thanks to intelligent air compressor control

without ignitor/with bulbs

8 kg Cross References KNORR BREMSE : K009580

4721951080

2 kg Cross References MERITOR : 68322849

EBS EKWA.58.7 REPAIR KIT (RELAY VALVE ) Abrasives Electronic Air Processing Units (E-APUs)On some trucks & trailers, the distance from the brake chambers to the foot valve is too far to cause immediate application of the brake when the foot valve is depressed. This is called brake lag. To correct this situation, a relay valve is installed near the rear brake chambers. A large diameter pipe is connected between the service reservoir and relay valve. The air line from the foot valve to the relay valve now becomes a control line that signals