CAMSHAFT 4W2032 - Caterpillar

Note: Illustration 1 shows a machine with the steering and brake release system. Machines without the optional brake release system will not have check valve (6), pressure tap for the brake release system (7), brake release sequence valve (11), brake release cylinder (3) and shuttle valve (10).
Illustration 2 g03347559
Location of the braking system components (3) Brake release cylinder (4) Front wheel brakes (25) Service brake pedal (26) Service brake and transmission neutralizer pedal (23) Rear brake accumulator (24) Front brake accumulator (15) Parking brake control valve (41) Rear wheel brakes (36) Service brake control valve (49) Hydraulic tank (50) Pilot oil pressure reducing valve (53) Breaker relief valve (55) Pilot and braking pump (61) Brake accumulator charging valveThe braking system has two brake control circuits operating four-wheel brakes on the machine. The service brake circuit and the parking brake circuit.The main components of the service brake circuit are: hydraulic tank (49), pilot and braking pump (55), check valve (55), brake accumulator charging valve (61), rear brake accumulator (23), front brake accumulator (24), service brake and transmission neutralizer pedal (26), service brake pedal (25), service brake control valve (36), front wheel brakes (4), rear wheel brakes (41) and various lines.The main components of the hydraulic parking brake section are: hydraulic tank (49), pilot and braking pump (55), check valve (60), pilot oil pressure reducing valve (50), parking brake control valve (15), front wheel brakes (4), rear wheel brakes (41) and various lines.
Illustration 3 g03347567
(49) Hydraulic tank (behind guard) (62) Filler capHydraulic tank (49) is located in the middle of the right side of the machine behind the hydraulic tank guard. Additional oil is placed into the tank through filler cap (62).
Illustration 4 g03347570
(49) Hydraulic tank (53) Breaker relief valveBreaker relief valve (53) is located on hydraulic tank (49).
Illustration 5 g03347572
(55) Pilot and braking pump (56) Steering pump (57) Implement pumpPilot and braking pump (55) is part of a three section, vane type pump mounted on the torque converter updrive housing.
Illustration 6 g03347573
(61) Brake accumulator charging valveBrake accumulator charging valve (61) is located on the left side of the rear frame.
Illustration 7 g03347574
(23) Rear brake accumulator (24) Front brake accumulatorFront brake accumulator (24) and rear brake accumulator (23) are located on the left side of the rear frame.
Illustration 8 g03347575
(25) Service brake pedal (26) Service brake and transmission neutralizer pedal (36) Service brake control valve (under floor)Service brake pedal (25) and service brake and transmission neutralizer pedal (26) are located on the floor of the operator station. Service brake control valve (36) is located under the floor of the operator station.
Illustration 9 g03347576
(50) Pilot oil pressure reducing valvePilot oil pressure reducing valve (50) is located on the left side of the rear frame.
Illustration 10 g03347577
(15) Parking brake control valveParking brake control valve (15) is located on the left side of the rear frame.