Fuel Manifolds Changed To Steel {1252,1702}
Usage:
3508, 3512, 3516 Industrial, Generator Sets, Marine, And Vehicular Engines
Description of Change: The above engines now use one-piece steel fuel manifolds in place of the multi-piece aluminum manifolds. The steel manifolds are stronger and there is less possibility of stripping the threads. New fuel lines and associated parts are also used.
Adaptable To: The new manifolds are effective with serial numbers listed in Chart A.
The new fuel manifolds and other new parts used are listed in Chart B. The new manifolds, and the applicable connecting parts, can be installed on earlier engines.
Caterpillar Information System:
1989/05/01 Keys For Power Modules Shipped Inside Air Louver {1021,7263,7315}
1989/05/01 Two Retainers Used To Better Fasten Air Inlet Pipes In Turbocharger Compressors {1058}
1989/05/01 Requirements For Cooling System Conditioner In 3176 Truck Engines {1352,1350}
1989/05/01 Owners Of Digital Diagnostic Tools (DDT) And Electronic Control Analyzer Programmers (ECAP) Must Register Their Service Tools To Automatically Receive The Mailing Of The May 1989 Service Program Module (SPM) Update {1705}
1989/05/01 Procedure For Replacing Batteries, Battery Cables Or Disconnect Switches {1401,1402,1411}
1989/05/01 Procedure For Replacing Batteries, Battery Cables Or Disconnect Switches {1401,1402,1411}
1989/05/01 Procedure For Replacing Batteries Or Battery Cables {1401,1402,1411}
1989/04/24 Radiator Fan Guards And Braces Changed{1360}
1989/04/24 Causes And Effects Of Low Battery Voltage On Electric Starters{1401,1453,1467}
1989/04/17 Correct Installation Procedure For Cylinder Head Studs{1100,1201}
1989/04/17 Orifice Plates Can Reduce Foaming In Expansion Tank{1354,1395}
1989/04/17 Low Gear Limits May Be Ignored On 3406B (PEEC) Truck Engines{1705,1707}
1989/05/01 Use Care When Positioning Turbocharger Compressor Housing {1052,1060}
1989/05/08 New Heavy-Duty Air Cleaner Groups Available {1051}
1989/05/08 New Crankshaft Thrust Plate Made Of Brass {1232}
1989/05/08 Longer Bolts Give More Life To Gaskets Between Water Cooled Aftercooler Housings {1063,1069}
1989/05/08 List Of Seal Installation Tools For Duo-Cone Seals {0700,7561}
1989/05/15 Recommended Oils For Filling Bearings During Reconditioning of Track Rollers {4154,4180,0645}
1989/05/15 Automatic Shut-Off Systems Not Recommended On Mobile Earthmoving Equipment {7418,7403}
1989/05/15 New Valve Stem Seal Used On Inlet Valves And Added To Exhaust Valves {1105,1108}
1989/05/15 New Head Gasket Used {1124}
1989/05/15 Front Idler And Accessory Drive Gears Improved {1206,1361}
1989/05/15 New Installation Procedure For Unit Injectors {1290}
1989/05/22 Vibration Measurement System For Caterpillar Products {0781,0783,0784}