more enjoyable night driving experience

RENAULT : 5010071560

Custom fit for VW T6

DAF : 1518263

EBS EKWA.30 REPAIR KIT RELAY EMERGENCY VALVE Brake Bleeding Tools more enjoyable night driving experienceOn 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