Different Grease Fitting Now Used In Fan Drive Group {1359}
Usage:
3304 And 3306 Engines Equipped With 2P7831 Fan Drive Group
Description of Change: A 45° angle grease fitting is now used in the 2P7831 Fan Drive Group on 3304 and 3306 Engines. Formerly, a straight fitting was used at this location. The 45° angle fitting gives easier access for lubrication of the fan shaft bearings.
Adaptable As: The 3B8485 Fitting is a direct replacement for the 3B8489 Fitting in this application.
Caterpillar Information System:
1979/09/10 New Gasket Used In Water Lines Group For Aftercooler {1380,1063}
1979/09/10 Undercarriage Disassembly And Assembly Procedures And Specification Charts Are Available {4150,4159,4154,4171,4180}
1979/09/10 6V2055 High Vacuum Grease Gives Better Oil Seal {1052,1053,1077,0682}
1979/09/10 Stronger Bolt Now Used With Exhaust Manifold {1059,1307}
1979/09/10 Insulation Sleeve For 5P7360 Tach Generator Now Available {7462}
1979/09/03 Different Mounting Hole Locations In Ring Gear Plate Assembly And Rotor Assembly For BrakeSaver{1155}
1979/09/03 Quick Disconnect Coupling On Optional Modification Of 5P4150 Nozzle Tester Permits Faster Exchange Of Adapters{0651,1254}
1979/09/03 Follow Recommendations Given In Special Instructions For Modification Of Rollover Protective Structures (ROPS) At All Times{7323,7325}
1979/09/03 Only One Dowel Pin Is Now Used To Hold The Thrust Bearing In The Correct Position{1053,1052}
1979/08/27 New Design Thrust Plate Used In Crankshaft Group{1201,1202,1203}
1979/08/27 New Rocker Arms And Rocker Arm Shaft Have Improved Lubrication{1102}
1979/08/27 Engine Oil Viscosity Changed To SAE 10W/30 For Shipment From All U. S. Factories{1318}
1979/09/10 Recommendation For Use Of A FLEX-HONE On 1100, 3100 and 3200 Series Engines {1201}
1979/09/10 Tee Handle Hexagonal Wrench In Rack Adjusting Tool Is Now Available For Parts Replacement
1979/09/10 Pin Bore Is Now Offset (Not In The Center) .059" (1.5 mm) In The Piston To Stop Vibration Of The Cylinder Liners Which Can Cause Pitting On The Coolant Side Of The Cylinder Liners {1214,1216}
1979/09/10 Engines Can Use Crankshafts With Either Six Or Eight Counterweights {1202}
1979/09/17 New Main And Connecting Rod Bearings Have A Thicker Layer Of Surface Material{1230,1203,1219}
1979/09/17 New BrakeSaver Control Valve Group Has Improved Diaphragm{1159,1155}
1979/09/17 Keystone Piston Groups Can Be Installed In Earlier Engines In Steiger Tractors{1214,1215}
1979/09/17 Raw Water Pump Improved{1371}
1979/09/17 Improved Sea Water Pump Now Used{1361,1371}
1979/09/17 New Bracket Available For Installation Of Jacket Water Heater{1383}
1979/09/17 6V2042 Alignment Yoke And 6V2043 Alignment Bar Available{0653,3305,4450}
1979/09/24 8S9901 Tool Cart Can Be Adapted To Hold Both The 5P3600 Hydraulic Flow Meter Group And The Tools Used With It{0651}