New Foot Actuator Switch For Differential Lock Improves Reliability{3270,1435,3258,3264}
Usage:
D20D (9MG),
D250D (6NG),
D250E (5TN),
D300E (7FN) Articulated Trucks
Description of Change: A new foot actuator switch with a rubber boot fitting protecting the plunger from debris improves the reliability of the switch.
Adaptable To: The new 146-0235 Foot Switch Assembly is a direct replacement for the former 3E-0307 Switch Assembly and is effective with D250E (5TN1514) and D300E (7FN819) Articulated Trucks. The change is adaptable to earlier machines, including the D20D (9MG) and D250D (6NG) Articulated Trucks by replacing the switch.
Caterpillar Information System:
1997/12/08 Wiggins Fast Fill Connectors For 793C Off-Highway Trucks{7513}
1997/12/08 New Brake Oil Temperature Sender Used In Some Non VIMS Off-Highway Trucks For Improved Accuracy{7489}
1997/12/08 New U-Cup Seal In Front And Rear Suspension Cylinder Groups Increases Service Life{7201}
1997/12/08 Steering Accumulator Charging Valve Rotated To Improve Serviceability{4304,4300,4307,4331,4332}
1997/12/08 New Custom Product Support Literature Is Available For 789B Trucks Equipped With 1Q-5845 Heated Brake Actuation Lines Group{0374,4257}
1997/12/08 New Custom Product Support Literature Is Available For 785B Trucks Equipped With Oil Cooler Lines Group{0374,1365}
1997/12/08 New Custom Product Support Literature Is Available For 773B And 775B Trucks Equipped With 3Z-6185 Fuel Heater Group{0374,1296}
1997/12/08 New Custom Product Support Literature Is Available For 773B And 775B Trucks Equipped With 3Z-6363 Fuel Heater Group{0374,1296}
1997/12/08 Front Frame Counterweight Weld Procedure{7051,7055,7056}
1997/12/08 Brake Screen Parts Now Serviced Separately{4295}
1997/12/08 Clean Sludge From Tandems Before Adding New Oil {4071,4064}
1997/12/08 New Battery Cable Routing Improves Service Life{1402}
1997/12/08 An Improved Seal Package Now Available For Tailgate Cylinders{5107,7271}
1997/12/08 New Maintenance Of Wear Pads Improves Service Life{6460}
1997/12/08 New Tow Hitch Available{7111,5133,7116,7555,7562}
1997/12/08 Improved Latch Pin For Telehandler All Weather Cab{7308}
1997/12/08 New Hose Clamp For The Air Inlet Hose Has Improved Durability{1071}
1997/12/08 New Torque Converters Have Improved Output Shaft Bearings{3101,3135,3130}
1997/12/08 Serviceable Transmission Control Switches And New Improved Retention Bolts Are Available For The 123-7406 And 132-3110 Steering Wheel Groups{3171}
1997/12/08 New Metering Pump Group Improves Steering Control{4312}
1997/12/08 Updated Clipping Method Improves Durability Of Fan Motor Inlet Tube Assemblies{5057}
1997/12/08 Lubricant Available For Use On Door Latches{7308}
1997/12/15 Proper Tensioning Of Alternator V-Belt {1807,1800,1357}
1997/12/15 Improved Rear Suspension Cylinder Seal Package Now Available {7201,7213}