New Seal Used In Auxiliary Water Pump Groups{1361}
Usage:
3500 Family Of Engines;
776B Tractors;
777B, 785, 789 Trucks
Reference: Service Magazine; November 21, 1989; Page 8; "New oil Seal For Water Pumps Has Hydrodynamic Grooves."
Description of Change: A new oil seal is used in the auxiliary water pump groups used on the above engines and machines. The new seal has hydrodynamic grooves and is similar to the crankshaft seal. The new seal will help prevent oil from leaking around the pump shaft.
Location of the new 9X4594 Seal.
Adaptable To: The new 9X4594 Seal is a direct replacement for the former 9H8839, 8C5236, or 2P6286 Seals in the 5N5978 and 9Y8176 Auxiliary Water Pump Groups used on the above engines and machines.
Caterpillar Information System:
1989/06/19 New Turbocharger Water Return Hose Assemblies Used In Radiator Groups{1380}
1989/06/19 Repair Kit And Lubricant Available For Windshield Wiper Motors{7305}
1989/06/19 New Cap for Hydraulic Tank{5056,5068}
1989/06/19 Provide Clearance For Screed End Gates{6640}
1989/06/19 6V6640 Gasket Maker Used In Place Of Gaskets In Front Housing Cover Group On Engine{1150,1151}
1989/06/19 Special Instruction, "Battery Charging Rate And Time Tables," Available On Oil Resistant Paper{0374,1401}
1989/06/19 Identification Of Asbestos-Free Material{0353,0112,0648}
1989/06/05 How To Check And Align Front Wheels{4201,4303}
1989/06/05 New, Relocated Parking Brake{4267,3275}
1989/06/05 Compactor Feet No Longer Available From Caterpillar{4206,6806}
1989/06/05 Goodyear® Identification Codes For Front Wheel Drive Tires{4203}
1989/06/05 New Seat Mounting Brackets{7321,7312}
1989/06/19 New Pistons Used With Two Keystone Compression Rings{1156,1205,1214,1215}
1989/06/26 Stronger Screened Modulation Orifices Used In Transmission Hydraulic Controls{3152}
1989/06/26 New Idler, Rim, And Hub Used{4159,3282,7206}
1989/06/26 New Retainers And More Clutch Plates Used In Transmission Group{3060}
1989/06/26 Bulkhead Nut Removed From Sideshift Lock Lines Group To Improve Sealing Of Hose{6509}
1989/06/26 Brace Plate Added To Reduce Vibration Of Coolant Bypass Tube{1380}
1989/06/26 Access Cover Kit Available For Rear Differential Cover{3258}
1989/06/26 Use Upper Plug To Check Oil Level In Pump Drive Gearbox{3108,6600}
1989/06/26 New Connector With An Orifice Added To Fuel Injection Lines Groups To Help Prevent Cavitation{1274}
1989/07/03 All Wheel Drive System Disabled For Shipping Purposes{7500}
1989/07/03 Air Conditioning Service Tooling{0757,0786,7320}
1989/07/03 Use Same Torque For All Sizes Of Threaded Crown Hydraulic Cylinders{5100,7562}