Long Life Bulbs Available For 6U4358 Rear Lamp Assembly{1429}
Usage:
D25D, D30D, D350D, D40D and D400D Trucks
The 6U4358 Rear Lamp Assembly used on the above machines has two 2U4671 Sidelamp Bulbs installed, and one 2U4522 Indicator (turn signal) Bulb. These bulbs do not give a satisfactory service life.
Use 2D1959 and 7H2976 Bulbs for service repair. 7H2976 replaces 2U4671 (sidelamp) and 2D1959 replaces 2U4522 (indicator).
Caterpillar Information System:
1990/01/08 Battery Tray Repositioned For Better Clearance{1402,7250,7257}
1990/01/08 New Hoist Cylinder Hose Prevents Contact With Rear Frame{5057,5102}
1990/01/08 New Service Procedure For Rear Suspension{7218,7524}
1990/01/08 Guards No Longer Used On Rear Suspension Cylinders{7201}
1990/01/08 Erratic Transmission Shifting On Machines Equipped With Individual Clutch Modulation (ICM) Transmission Controls{3167}
1990/01/08 New Single Piece Drop Center (SPDC) Rims Used In Rim And Tire Groups{4202}
OPERATING ENVIRONMENT-AND ITS EFFECT ON SR4 GENERATORS Operating Environment - And Its Effect On SR4 Generators
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1990/01/08 Stronger Tube Used Between Rear Suspension Cylinders And Accumulators{7218,5077,7213}
1990/01/08 Test Box For Electrical Displacement Control{5070,5700,1400}
1980/01/07 Three New Pressure Gauges Are Now Available {0651}
1980/01/07 Do Not Use 5B1161 Wire To Check Main Bearing And Connecting Rod Bearing Clearances; Use Plastigage {0653,1203,1219,1230}
1980/01/07 Fuel Heaters Are Now Available For Field Installation {1296}
1980/01/07 Clearance Increased Between Sleeve Bearing And Transmission Center Shaft {3176}
1980/01/07 Important: XT3 And XT5 Hose Assemblies Must Be Fabricated And Installed Correctly For Maximum Service Life {5057}
1980/01/07 Improved Ring Seal Used At Rear Of Crankshaft {1161}
1980/01/14 Use The FT1481 Bracket To Hold The 1P2371 Micrometer In Position During Bore Size Measurement{0655,0663}
1980/01/21 New Piston Groups Have The Piston Pin Bore Off-Center, Away From The Thrust Side Of The Piston{1214}
1980/01/21 Spacers Must Be Removed Before Finish Welds Are Made During Assembly Of Truck Body; Revision To Special Instruction{7258,7500}
1980/01/21 New Rock Ejectors Have Reinforcement Plates On Both Sides For Increased Strength; Ejector Mounting Bracket Changed On 777 Trucks{7157}