Round copper

Light functions: 4 - with daytime running light (LED)/with high beam/with indicator/with low beam

MACK : 63009617230010

With the Pollux9+ Generation 3

EBS 23.01.9106 3/2 RELAY VALVE ( 4802051060 ) 3/4" Impact Sockets Round copperOn 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