777F Off-Highway Truck Power Train: Transmission Hydraulic System

Schematic for the transmission hydraulic system (5) Brake ECM (19) Torque converter oil temperature sender (25) Bypass switch for the charge oil filter for the transmission (26) Transmission output speed sensor 1 (27) Transmission output speed sensor 2 (33) Transmission solenoids 1 through 7 (43) Torque converter inlet relief valve (44) Torque converter (45) Transmission modulating valve for clutch pack 1 (46) Modulating valve for the torque converter lockup clutch (47) Flow to hoist pilot (48) Flow to the engine cooling fan (49) Flow of pilot oil to the traction control (50) Charge oil filter for the transmission (51) Transmission modulating valve for clutch pack 2 (52) Charge oil filter for the torque converter (53) Oil filter for the torque converter lockup clutch (54) Transmission modulating valve for clutch pack 3 (55) Torque converter sump (56) Torque converter screen (57) Relief valve for the pilot control pressure (53) Transmission modulating valve for clutch pack 4 (59) Bypass check valve for the transmission oil cooler (60) Flow to brake cooling circuit (61) Charge oil filter for the transmission (62) Torque converter outlet relief valve (63) Transmission modulating valve for clutch pack 7 (64) Inlet screen for the brake oil cooler (65) Transmission cooler (66) Brake and torque converter oil coolers (67) Torque converter scavenge section of gear pump (68) Charge section of gear pump for the torque converter (69) Torque converter lockup clutch section of the gear pump (70) Transmission scavenge section of gear pump (71) Transmission charging section of gear pump (72) Transmission modulating valve for clutch pack 5 (73) Flow from brakes (74) Transmission modulating valve for clutch pack 6 (75) Flow to brake cooler (76) Torque converter and transmission gear pump (77) Screen that is internal to hydraulic section of the tank (78) Screen that is internal to transmission section of the tank (79) Transmission hydraulic control relief valve (80) Hydraulic section of hydraulic and transmission tank (81) Hydraulic and transmission tank (82) Transmission section of hydraulic and transmission tank (83) Magnetic screen (84) Transmission lubrication relief valve (85) Flow from hoist (86) Flow from brake cooling (87) Transmission sump(88) Pressure taps for the clutch modulating valve

Location Of Components

Component locations (24) Transmission input speed sensor (26) Transmission output speed sensor 1 (27) Transmission output speed sensor 2 (33) Transmission solenoids 1 through 7 (43) Torque converter inlet relief valve (44) Torque converter (50) Charge oil filter for the transmission (52) Charge oil filter for the torque converter (53) Oil filter for the torque converter lockup clutch (57) Relief valve for the pilot control pressure (59) Bypass check valve for the transmission cooler (61) Charge oil filter for the transmission (62) Torque converter outlet relief valve (65) Transmission cooler (66) Brake and torque converter oil coolers (76) Torque converter and transmission gear pump (79) Transmission hydraulic control relief valve (80) Hydraulic section of hydraulic and transmission tank (82) Transmission section of hydraulic and transmission tank (83) Magnetic screen (84) Transmission lubrication relief valve(88) Pressure taps for the clutch modulating valve

Charge oil filter for the transmission (50) Charge oil filter for the transmission (61) Charge oil filter for the transmission (89) Oil sampling valve (90) Bypass switch (charge oil filter for the transmission)(92) Pressure tap

Transmission hydraulic control (45) Transmission modulating valve for clutch pack 1 (47) Transmission modulating valve for clutch pack 2 (51) Transmission modulating valve for clutch pack 4 (54) Transmission modulating valve for clutch pack 3 (63) Transmission modulating valve for clutch pack 7 (72) Transmission modulating valve for clutch pack 5 (73) Flow from brakes (74) Transmission modulating valve for clutch pack 6 (79) Transmission hydraulic control relief valve (84) Transmission lubrication relief valve (92) Pressure tap for the No. 1 clutch (93) Pressure tap for the No. 2 clutch (94) Pressure tap for the No. 3 clutch (95) Pressure tap for the No. 4 clutch (96) Pressure tap for the No. 7 clutch (97) Pressure tap for the No. 5 clutch (98) Pressure tap of the No. 6 clutch (99) Pressure tap for charging pressure of the transmission(100) Pressure tap for lubrication oil

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777F Off-Highway Truck Power Train: Transmission Hydraulic System 2013-01-04T15:44:00-08:00 Rating: 4.5 Diposkan Oleh: Unknown