PIPE 5I5041 - Caterpillar

Illustration 1 g00985443
The pilot oil pressure reducing valve is located on the left side of the front frame.The pilot oil pressure is controlled by the pilot oil pressure reducing valve. The pilot oil system will constantly operate at the pressure reducing valve pressure setting.
Illustration 2 g00918851
(1) Pilot oil pressure reducing valve (2) Inlet port (3) Reduced pressure oil outlet port (4) Outlet portPilot oil pressure reducing valve (1) is a cartridge type valve that maintains a constant pilot pressure to the steering, and braking circuits.Pilot oil from the pilot and braking section of the pump enters pilot oil pressure reducing valve (1) through inlet port (2). Reduced pressure oil flows to the pilot system through reduced pressure oil outlet port (3). Excess oil returns to the hydraulic tank through outlet port (4).