DISC-FRICTION 2596836 - Caterpillar

Illustration 1 g00498610
Illustration 2 g00489659
Schematic for torque converter system (1) Pulled unit brake cooling pump (2) Parking brake release pump section (3) Parking brake release hydraulic filter (4) Torque converter charging pump section (5) Torque converter hydraulic filter (6) Passage for brake cooling oil to the pulled unit (7) Passage to the parking and secondary brake valve (8) Passage from the lockup clutch solenoid (9) Torque converter scavenge pump section (10) Passage to the transmission lubrication system (11) Torque converter, pulled unit, and brake section of the hydraulic tank (12) Screen (13) Scavenge screen (14) Torque converter (15) Pressure reduction valve in the lockup clutch and synchronizing valve (16) Relay valve in the lockup clutch and synchronizing valve (17) Passage to the torque converter and front brake cooling diverter valve (18) Torque converter inlet relief valve (19) Lockup clutch for the torque converter (20) Torque converter housing (21) Torque converter outlet relief valve (22) Torque converter and front brake cooling screen (23) Bypass switch (24) Shuttle valve in the lockup clutch and synchronizing valve (25) Modulation reduction valve in the lockup clutch and synchronizing valve (26) Load piston in the lockup clutch and synchronizing valve (27) Selector piston in the lockup clutch and synchronizing valve (28) Pump drive (29) Torque converter lockup clutch and synchronizing valve (AA) Pressure tap for torque converter inlet pressure (BB) Pressure tap for torque converter outlet pressure (CC) Pressure tap for pilot oil of the lockup clutch and synchronizing valve "RV" (DD) Pressure tap for maximum pressure of the lockup clutch "LU" (EE) Pressure tap