BASE 7V2092 - Caterpillar

Note: Illustration 3 shows a machine with the optional brake release system. Machines without the optional brake release system will not have check valve (26), pressure tap for the brake release system (2), brake release sequence valve (3), brake release cylinder (1), shuttle valve (6) and shuttle valve (7).
Illustration 2 g03747033
Location of the braking system components
(1) Brake release cylinder
(5) Parking brake control valve
(8) Front wheel brakes
(9) Engine over-speed brake control valve
(21) Brake accumulator oil pressure switch - alert indicator
(22) Brake accumulator oil pressure switch - brake application
(23) Brake accumulator
(27) Brake accumulator relief valve
(30) Service brake and transmission neutralizer pedal
(31) Service brake pedal
(34) Brake accumulator charging valve
(35) Pilot relief valve
(39) Pilot oil filter
(40) Service brake control valve
(41) Pilot and braking pump
(42) Breaker relief valve
(45) Hydraulic tank
(46) Rear wheel brakes The braking system has two brake control circuits operating four-wheel brakes on the machine. The two circuits are the service brake circuit and the parking brake circuit.The main components of the service brake circuit are: hydraulic tank (45), pilot and braking pump (41), check valve (37), brake accumulator charging valve (34), brake accumulator (23), service brake and transmission neutralizer pedal (30), service brake pedal (31), service brake control valve (34), front wheel brakes (8), rear wheel brakes (46), Engine overspeed brake control valve (9) and various lines.The main components of the parking brake circuit are: hydraulic tank (45), pilot and braking pump (41), check valve (37), pilot oil filter (39), pilot relief valve (35), parking brake control valve (5), front wheel brakes (8), rear wheel brakes (44) and various lines.
Illustration 3 g03747031
(45) Hydraulic tank (behind guard)
(47) Filler cap Hydraulic tank (45) 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 (47).
Illustration 4 g03747032
(45) Hydraulic tank
(42) Breaker relief valve Breaker relief valve (42) is located on hydraulic tank (45).
Illustration 5 g03638679
(41) Pilot and braking pump Pilot and braking pump (41) is part of a two section, gear type pump mounted on the torque converter updrive housing.
Illustration 6 g03638680
(34) Brake accumulator charging valve Brake accumulator charging valve (34) is located on the left side of the rear frame.
Illustration 7 g03638685
(23) Brake accumulator Brake accumulator (23) is located on the left side of the rear frame.
Illustration 8 g03638686
(30) Service brake and transmission neutralizer pedal
(31) Service brake pedal
(40) Service brake control valve (under floor) Service brake and transmission neutralizer pedal (30) and service brake pedal (31) are located on the floor of the operator station. Service brake control valve (40) is located under the floor of the operator station.
Illustration 9 g03638687
(35) Pilot relief valve
(39) Pilot oil filter Pilot relief valve (35) and pilot oil filter (39) are located on the rear frame cross beam.
Illustration 10 g03638688
(5) Parking brake control valve
(16) Pressure tap for the parking brake circuit Parking brake control valve (5) is located on the left side of the rear frame.
Illustration 11 g03638690
(9) Engine overspeed brake control valve Engine overspeed brake control valve (9) is located on the left side of the rear frame.Reference: For