New Idler Shaft Used In Fuel Transfer Pumps
Usage:
All 3406, 3408 and 3412 Industrial and Marine Engines
Description of Change: A new idler shaft is used in the fuel transfer pump groups for 3406, 3408 and 3412 Engines. The new shaft is made of steel. The former shaft was made of powdered metal. The new shaft will give a longer service life.
Adaptable To: The new idler shaft is a direct replacement for the former idler shaft as shown in the chart.
Location of idler shaft in fuel transfer pump group.
Caterpillar Information System:
1982/02/24 New Inlet And Exhaust Valves And Exhaust Inserts Available
1982/02/24 New Poppet Valve Will Decrease Chatter
1982/02/24 New Main Bearings And Connecting Rod Bearings Have Thicker Layer Of Surface Material
1982/02/24 Engine Storage; Engine Start-Up After Storage
1982/02/24 New Fuel Nozzle Adapter Assembly Used
1982/02/24 New Camshaft Has Improved Profile (Shape) Of Exhaust Cams
1982/02/24 New Engine Testing And Adjusting Tools Give More Accuracy And Longer Service Life
1982/02/24 List Of Service Publications
1982/02/24 "SIRS User Instructions" Available
1982/02/10 New Flywheel Assemblies Used
1982/02/10 Gasket Kits
1982/02/10 New Crankshaft Seal Group Has Assembled Rear Seal And Wear Sleeve
1982/02/24 Use 6V6035 Hardness Tester On Crankshafts
1982/02/24 Use The Correct Governor For Parallel Applications
1982/03/17 New Diaphragm Used In Fuel Ratio Control
1982/03/17 New Adapters And O-Ring Seals Used In Aftercooler Group
1982/03/17 Correct Lubrication Procedure Will Prevent Damage To Fan Drive
1982/03/17 New Gasket Used In Governor And Fuel Injection Pump Group
1982/03/17 Improved Bearing Used In Rear Power Takeoff Groups
1982/03/17 Heavy Duty Air Cleaner Available, With Precleaner And Automatic Dust Ejector
1982/03/17 New Double-Wall Fuel Injection Lines Group And Fuel Drain Group Available As Attachments For Protection Against Fuel Leakage
1982/03/17 Brass Plug Used To Prevent Corrosion
1982/04/07 Reconditioning Of Bridge Wear Seat Is Permitted; Will Prevent Bridge Replacement When Not Necessary
1982/04/07 Location Of Sending Unit Changed To Improve Accuracy Of Water Temperature Indication