Stronger No. 4 Clutch Housing Used In Transmission{3169}
Usage:
657E Scrapers, 772B Tractors, 773B Trucks
Description of Change: A stronger No. 4 clutch housing is used in the transmissions of 657E Scrapers, 772B Tractors and 773B Trucks.
Adaptable To: The new 6Y8675 Housing Assembly is a direct replacement for the former 7S4505 Housing Assembly in the 7S4601 and 9G9628 Planetary Transmission Groups.
Caterpillar Information System:
1989/12/18 Field Service Update Kit Now Available For Suspension Seat{7312,7307,7324}
1989/12/18 Conversion Kits Are Available To Change Speeds Of Winches{5163,5165}
1989/12/11 Modification Of 2W1054 Screen Assembly For Use During Dynamometer Testing{1307}
1989/12/11 New Camshaft And Lifter Kits Available For Slipper Type Cam Followers (Valve Lifters){1209,1210}
1989/12/11 Additional Information For Checking Valve Camshaft Timing{1105,1110,1112,1121}
1989/12/11 Water Spray System Available For Lower Conveyor{5612}
1989/12/11 New Articulation Lock{7506}
1989/12/11 New Hydraulic Fittings Used On Blade System To Make Access To A Filter Easier{5057}
1989/12/11 New Seal Prevents Leakage in Front Suspension Cylinders{7201}
1989/12/11 New Seats Provide Improved Ride{7312,7307,7324}
1989/11/27 Hydraulic Brake Lines Use New Tee Fittings{4257}
1989/11/27 Resilient Radiator Mounts And Stronger Side Channels Used{1353}
1989/12/18 New Wiper Motor Group, Arm And Shaft Assembly Used In Windshield Wiper Group{7305}
1989/12/18 New Electronic Height Sensor For Suspension Control{7215}
1989/12/18 Procedure For Testing Electrical Displacement Control On Hydraulic System Ground Drive Pump{5070,5700,1400}
1989/12/18 New Seal Kit Used In Drag Conveyors{6630,3261,4184}
1989/12/18 Blade Control Lever Can Be Repositioned To Improve Operator Comfort And Linkage Life{5051,5063,5600}
1989/12/25 New Service Repair Spring Available For Winch Clutch And Brake Control Group{5419,5173}
1989/12/25 New Assembly Method For Track Links Makes It Easier To Install And Adjust{4169,4170}
1989/12/25 Electrical Connection Studs Are Too Long On Fuel Level Sensor{7481,1400}
1989/12/25 New Thrust Discs Used In Transmission And Transfer Drive Groups{3060,3260}
1989/12/25 Components Of 9T1318 Steering Metering Pump Group Are Available For Parts Service{4312}
1989/12/25 Gaiter (Protector) Available For "Over-Hitch" Hoses{7167,5057}
1989/12/25 Alternative Air Pressure Test Point{1804}