Spring Brake Priority Valve⎪Replaces Haldex 110500, Bendix K025778 Injector O-Ring Kit and CT4-134 diesel engines

and CT4-134 diesel engines

Also known as: 3035344

Donaldson: P553000

Symptoms of a Failing EUI Injector

This TP-3DC valve is used on Class 8 highway tractors with dual-circuit FMVSS-121 air-brake systems pulling trailers

Spring Brake Priority Valve⎪Replaces Haldex 110500, Bendix K025778 Injector O-Ring Kit and CT4-134 diesel enginesPower Products 110500P aftermarket spring brake priority valve replaces Haldex 110500 110500X, Bendix K025778 (SRC 7000), and Sealco 110500X on FMVSS 121 trailer air brake systems. The valve supplies air to the spring brake chambers first to release the parking brakes, then opens an internal pressure protection check at approximately 80 psi to fill the trailer reservoir, preventing brake compounding during a breakaway or supply line failure. Signs You