Improved Idler Pulley Assemblies For 3208 Engines {1156,1358,4306}
Usage:
3208 Truck And 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:
1982/09/13 Seat Belt Hook Fasteners {7327}
1982/09/13 New Rocker Arm Assemblies Used {1102}
1982/09/13 Caterpillar-Built Industrial Engines Available In New Machines {0371,1000}
1982/09/13 New Water Pumps Use New Seal And Impeller {1361}
1982/09/13 Two Oil Change Kits Have Oil Filters, Cooling System Conditioner {1318,1350}
1982/09/13 New Seal Rings Used In BrakeSavers {1155}
1982/09/13 New Bearing Used In Air Starting Motor {1451}
1982/09/06 New Instruction Card Available For 6V87 Valve Stem Gauge{0653}
1982/09/06 Reusability Of Camshaft Rollers And Roller Followers{1209,1210}
1982/09/06 Improved Inlet And Exhaust Valves{1105}
1982/09/06 New Brass Bonnet, Bonnet Assembly Used In Heat Exchanger{1379}
1982/09/06 Vacuum Tester Checks For Leaks Between Valve Face and Seat{0651,1103,1105}
1982/09/20 FT1421 Spring Installer Makes Installation of Seat Suspension Springs Easier{7324,0622}
1982/09/20 New Meter Can Be Used To Check Wire Feed Rates During Weld Operations Of Undercarriage Components{0653}
1982/09/20 Improved Lubrication System{3311}
1982/09/20 New Recommendations For Track Roller Wear Before Rebuilding{4180,0662}
1982/09/20 Filler Cap Locks Prevent Vandalism (Damage) To Fluid Compartments{1273,1316,1382,3177,5056}
1982/09/20 Dial Bore Gauge And Size Setting Fixture Available{0653}
1982/09/20 Induction Bearing Heater Available{0627}
1982/09/20 New Sleeve Used In BrakeSaver To Decrease Oil Pressure In Lip Seal Area{1155}
1982/09/27 Do Not Use A Wire Brush On Fuel Nozzles{1254}
1982/09/27 Metal Particles On Magnetic Pick-Up Can Permit Engine RPM To Vary; Move Pick-Up To A New Location{1289}
1982/09/27 New Oil Additives Can Cause High Copper (Cu) Indications During S.O.S. Tests{0372,1318}
1982/09/27 New Head Gasket Improves Seal Between Block And Liner Flange{1101,1201}