1991/06/24 Caterpillar

New Flame Arrestor Assembly Used In Flame Arrestor Group{1050}

Usage:

3508 (2JF114-Up ),
3512 (4KC163-Up ),
3516 (3RC222-Up ) Spark-Ignited Industrial Engines

Description of Change: A new spark arrestor assembly is used in the spark arrestor group. The new spark arrestor uses a different design that will provide extended service life.

Location of new 4P3565 Flame Arrestor Assembly in 9Y5313 Flame Arrestor Group. (1) Cylinder head. (2) 7N5080 Gasket (2 required). (3) 4P3565 Flame Arrestor Assembly. (4) 7N5079 Air Inlet elbow. (5) Cylinder block. (6) 7N5085 Flange. (7) 6V5504 Seal.

Adaptable To: The new 4P3565 Flame Arrestor Assembly is a direct replacement for the former 9Y5322 Flame Arrestor Assembly in the 9Y5313 Flame Arrestor Group. The former flame arrestor assembly is canceled. The new flame arrestor assembly is adaptable to all earlier engines.

Caterpillar Information System:

1991/06/24 Air Starter Relay Valve Improved{1462}

1991/06/17 New Top Piston Ring Improves Wear Resistance{1215}

1991/06/17 New Gasket Used In Flywheel Housing Cover Group{1157}

1991/06/17 Personality Modules For 1991{1902}

1991/06/17 New Seal And Improved Plate Eliminate Leaks In BrakeSaver Water Lines Group{1380,1155}

1991/06/17 New Three-Ring Pistons And New Rings Used In New Piston And Rod Groups To Provide Improved Oil Control{1214,1215}

1991/06/10 1,1,1-Trichloroethane May Damage Deutsch C-E Electrical Connectors{1400,0645,0785,1450,1550,1900,3168,3225,3418,4294,4323,4450,5485,5700,7400,7450}

1991/06/10 New Timing Specifications For 3500 Spark-Ignited Engines{1552}

1991/06/03 New Oil Drain Assembly Used; Be Sure To Correctly Tighten Drain Plugs, Port Plugs, And Pipe Plugs In Oil Pans{1302}

1991/06/03 Reference Emissions Graph Helps Determine Oxides Of Nitrogen{1050}

1991/06/03 New Deutsch HD-10® Electrical Connectors Used{1400,1408}

1991/05/27 New Fuel Manifolds And Clamps Reduce Vibration Of Fuel Lines{1252,1702}

1991/06/24 New Aftercooler Core Assembly With Increased Corrosion Resistance Available As An Attachment For Landfill Applications{1064}

1991/06/24 Correct Adjustment And Installation Procedure For Engine Speed Timing Sensor{1912}

1991/07/01 New Thermostatic Switches Used In Air Conditioning Systems{7320}

1991/07/01 New Exhaust Manifold Gasket Available{1059}

1991/07/01 Larger 7N1308 Secondary Air Filter Can Be Used In Place Of 1P8482 Secondary Air Filter{1054}

1991/07/08 Caterpillar Original Equipment White And Yellow Paint Is Available In Aerosol Cans For Touch-Up Purposes{0652,7559,7581}

1991/07/08 Dowel Hole Removed From 8N3946 Governor Housing Improves Service Life{1287}

1991/07/08 New Dual Service Program Module (SPM) Available{1901}

1991/07/08 Full Load Setting (FLS) And Full Torque Setting (FTS) Should Be Correctly Programmed{1901,0782,1257,1908,7557}

1991/07/08 New Crankshaft Seal Groups Provide Increased Protection From Dirt And Dust{1160,1161}

1991/07/08 Larger Washer And Longer Bolt Used On Magneto Mounting Flange{1552,1556}

1991/07/22 New Video Tape, SEVN1962, Shows Correct Procedures To Counterbore Top Deck Of Cylinder Block And Install Liner Insert {1201,0374,1216}