Crankshaft Failures; New Thrust Plate
Usage:
3408 Truck Engines
Description of Change: A new crankshaft thrust plate is used on 3408 Truck Engines. The new thrust plate has an 11% increase in the thrust area which will permit the plate to withstand high thrust bearing loads and operate at a lower temperature than the former thrust plate.
Adaptable To: The new 1W5252 Plate is a direct replacement for the former 7N8947 Plate in 3408 Truck Engines. The new plate is in effect with Serial Number 28V4266-Up.
Caterpillar Information System:
1981/04/09 6V3150 Engine Pressure Group Gives Direct Indication Of Manifold Pressure
1981/04/09 Fuel Pressure Relief Valve Is Shown Inverted (wrong End Up) In Parts Book Illustrations
1981/04/09 Use 6V4058 Universal Extension To Remove And Install Starter Bolts
1981/04/09 Check All Settings When Fuel Injection Pump Group Is Installed
1981/04/09 List Of Service Publications
1981/04/09 Improve Use Of Engine Service Manual Microfiche
1981/04/09 Electrical Information For Egr (exhaust Gas Recirculation) Systems On 3208 Truck Engines So Equipped
1981/04/09 Clean Electrical Contacts In Exhaust Gas Recirculation (e.g.r.) Switch Group And Cover Assembly Before Installation
1981/04/09 6V3197 Spacer, 6V3041 Tool Group Available For Use During Removal And Installation Of Piston Pin Bearings
1981/04/09 Correct Refill Capacity For Engine Oil
1981/04/09 Cooling System Cleaner Removes Rust And Corrosion
1981/04/09 Two New Oil Filter Assemblies Available; Always Use Correct Oil Filter And Follow Caterpillar Change Intervals
1981/05/12 New Tool Makes Glow Plug Wire Removal Easier
1981/05/12 Remove Direct Injection Fuel Nozzles With 6V4061 And 6V4054 Nozzle Pullers
1981/05/12 Larger Valve Springs
1981/05/12 FT1585 Plate Can Be Fabricated For Governor Spring Guide Replacement
1981/05/12 New 6V3060 EGR System Tester Group Available
1981/07/07 Correct Use Of Keystone Ring Groove Gauges
1981/07/07 Use 6V4069 Body Group To Remove Tapered Drive Sleeve
1981/07/07 Caterpillar Cooling System Conditioner (liquid Or Spin On Elements) Can Be Used In Ford Truck Installations
1981/07/07 Troubleshooting Water In Shut-off Solenoid Housing
1981/07/07 Replacement Bushings For Delco-remy Electric Starting Motors Must Be Machined For Correct Clearances
1981/07/07 Cylinder Liners Can Now Be Reconditioned Automatically
1981/07/07 New Gasket Used In Front Housing Group