WebService Relay Valve: Primarily used on single axle trailer service brakes or tandem axle by axle trailer brake designs. 3/8" Control port. 1/2" Reservoir port. 3/8" Delivery port. WebService (to brake valve rear delivery) SER Control (to delivery of trailer supply valve) CON The ATR-2 ™ valve is part of the R-12 family of relay valves which includes the R-12 ™, R-14 ™, BP-R1 , AR-1 ™ valves. The internal components of the relay portion of all of these valves are interchangeable with the R-12 ™ valve and therefore
Relay Valves - AnythingTruck.com
WebDAF CF COMPATIBLE Relay valve, service brake Part No 1703663 (CNN) - $41.81. FOR SALE! Premier Truck Parts Ltd Specialists in all quality new and used DAF 144863347785 Web6 Jan 2024 · The relay valve passes it along to the TCC release circuit to keep the torque converter clutch from applying and on to connection point A in the lockup control valve. … rick holifield mrh consulting
RELAYS VALVES - MaxiPARTS
WebThis control line valve part also provides an overall uniform braking system to the multi-axle combination vehicle. It creates a balanced control line signal and improves the timing of the service braking operations. WebGenuine Bendix® Valves Valves direct the flow and release of air throughout an air brake system … a big job for the network of compact components located on an 80,000 pound vehicle. But when it comes to product … A relay valve is an air-operated valve typically used in air brake systems to remotely control the brakes at the rear of a heavy truck or semi-trailer in a tractor-trailer combination. Relay valves are necessary in heavy trucks in order to speed-up rear-brake application and release, since air takes longer to travel to … See more In trailers, this remote air-supply is in the form of a tank, which is charged whenever the emergency brakes are released via the red trailer-supply valve on the dashboard. In a dual-circuit air brake system, this tank actually receives its … See more A spring brake relay valve works on the same principle as the service brake relay valve, although it has the opposite effect. This type of relay … See more With a service brake relay valve installed, the hose that connects to the primary delivery-port output of the foot-valve becomes a control-line (i.e., The air from the foot-valve “dead ends” at the relay valve's control-port.). Only low-volume air-signals are required … See more Relay valves are tested for durability before use through a seat test with air. In pressure at 80 psig or more, a 2-inch or smaller relay valve should not be tested for less than 15 … See more rick hoffman girlfriend