Correct Service Information For Air Fuel Ratio Controls Is Available In The Latest Service Manual{1278,1250}
Usage:
3406B Truck Engines ( 7FB)
Reports indicate there have been some problems correctly adjusting the air fuel ratio controls on 3406B Truck Engines. The most current procedures for testing, adjusting, disassembly and assembly of air fuel ratio controls are available in the Service Manual, 3406B Diesel Truck Engine, Form SEBR0544.
Caterpillar Information System:
1985/02/04 Use Care When Removing Oil Pan And 9N3167 Plate{1302}
1985/01/28 New Service Tools Available{0600}
1985/01/28 Low Oil Level In Governor Can Cause Erratic Engine RPM{1287}
1985/01/21 Exhaust Brake Performance Increased{1018}
1985/01/21 New Rear Crankshaft Seal Has Longer Service Life{1161}
1985/01/21 Keep Disconnect Switch Off During Machine Storage{1400,1411}
1985/01/21 New Air Cleaner Groups And Valve Mechanism Cover Group Used{1300,1317}
1985/01/21 Remanufactured Crankshafts Are Available In Standard And Undersize Dimensions (U.S. and Canada){1202,7754}
1985/01/21 New Truck Battery Is Available{1401}
1985/01/21 Correct Use Of 9G6981 Converter Assembly{7300,1400,1410,1406}
1985/01/14 New Tools Available To Service Fuel Injection Nozzles And Adapters {0706,1254}
1985/01/14 Additional Components Needed When New Horn Assemblies Are Installed {7303}
1985/02/04 Wiring Harness Conduit Component Sizes{1400,1408}
1985/02/04 Tighten Bolts To Correct Torque In 3161 Governor{1264}
1985/02/04 Only The External Needle Valve Can Be Adjusted On Woodward EG3PC Or EG10PC Actuators{1265,1289}
1985/02/04 Over Fueling Spring No Longer Used In Governor{1264,1250}
1985/02/04 New Temperature Recorders Available{0600}
1985/02/11 New Flashlight On 6V5000 Infrared Thermometer Group{0776}
1985/02/11 Install Crankshaft Thrust Bearings Correctly To Avoid Damage{1202,1203}
1985/02/11 New Guide Assembly Used In Oil Level Gauge Group{1326,1300}
1985/02/11 Addition Of Lubricator Will Help Prevent Corrosion In Air Prelube Motors{1319}
1985/02/18 Increased Preload Used In Air Shutoff Actuators{7400,7418}
1985/02/18 New Pressure Conversion Chart Available{0600}
1985/02/18 New Transmission Control Valve And Pressure Relief Valve Are Used With High Flow Oil Pump{3313,3310}