4Sounder unit: PiezoSingle bolt fitting

Switch to Powerboost mode with "10+10+5"

WABCO : 9325109452

for right-hand traffic - paired article number: 1EH 011 811-121

IVECO : 61598166

EBS 23.01.6002 RELAY VALVE ( 9730110020 ) local-only 4Sounder unit: PiezoSingle bolt fittingOn 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