Improved Idler Pulley Assemblies For 3208 Engines
Usage:
3208 Industrial Engines
Description of Change: The above engines now have an improved idler pulley assembly (attachment). The new pulley assembly has two larger bearings and a larger shaft. The new pulley assembly will give a longer service life than the former assembly.
Adaptable To: The new 2W3181 Idler Pulley Assembly is a direct replacement for the former 9N779 Idler Pulley Assembly. The chart shows the parts in the new idler pulley that are serviced.
2W3181 Idler Pulley Assembly.
Caterpillar Information System:
1982/09/22 New Compression Ring Available For Control Of Excessive Oil Consumption
1982/09/22 New Rocker Arm Assemblies Used
1982/09/22 Service Life Of Slip Rings Can Be Extended
1982/09/22 Dial Bore Gauge And Size Setting Fixture Available
1982/09/22 Two Oil Change Kits Have Oil Filters, Cooling System Conditioner
1982/09/22 Improved Inlet And Exhaust Valves
1982/09/22 New Brass Bonnet, Bonnet Assembly Used In Heat Exchanger
1982/09/22 New Torque Specification For Fuel Injection Pump Bushing
1982/09/22 New Instruction Card Available For 6V87 Valve Stem Gauge
1982/09/22 Change Made To Installation Procedure For 3N5620 Service Disconnect Spacer Group
1982/09/22 Water Cooled Turbocharger Now Used
1982/09/22 Caterpillar-Built Industrial Engines Available In New Machines
1982/09/22 New Oil Additives Can Cause High Copper (Cu) Indications During S.O.S. Tests
1982/09/22 New Bearing Used In Air Starting Motor
1982/09/22 New Rear Support For Oil Cooler Is Thicker, Has Cast-In Spacers
1982/09/22 Metal Particles On Magnetic Pick-Up Can Permit Engine RPM To Vary; Move Pick-Up To A New Location
1982/09/22 New Tool Makes Installation Of Carbon Stop Seals Easier
1982/09/22 Reusability Of Camshaft Rollers And Roller Followers
1982/09/22 Improved Lubrication System
1982/10/20 Changes In Engine RPM; Governor Does Not Operate Correctly
1982/10/20 Service Information For Easier Use Of The 6V3100 Timing Indicator Group
1982/10/20 Indications From 6V3100 Timing Indicator Group Must Be Corrected For Some Applications
1982/10/20 Altronic III Ignition Systems Available
1982/10/20 Electrical System Voltage Must Be Limited To A Maximum Of 40 Volts With Woodward Model 2301 Governors