1999/03/01 Caterpillar

New Flywheel Housing Gasket For 3406 Engines {1157}

Usage:

3406 (90U),
3406B (6TB),
3406C (3ER),
3406E (6BR),
3456 (3LW) Industrial Engines;
3406B (4TB),
3406C (1SS),
3406E (9WR) Marine Engines;
3406B (2WB),
3406C (4ZR) Generator Set;
G3406 (1RK, 4FD Industrial Engines

SUPPLEMENT: APRIL 1999

Engine News SEBD9270, Article 5, Page 3, March 1999; "New Flywheel Housing Gasket For 3406 Engines".

In addition to the other engines that are listed for the article, the change also applies to the G3406 (4FD) Engine.

--------------- END SUPPLEMENT ---------------

Description of Change: A new flywheel housing gasket that utilizes an anti-stick coating on the beaded sided of the gasket is used on the above engines. This coating will help prevent gasket fracture due to thermal scrubbing. The new gasket will help prevent leaks between the flywheel housing and the cylinder block.

Adaptable To: The new 159-3021 Gasket is for 19 bolt flywheel housings. The new 155-5619 Gasket is used for 24 bolt flywheel housings. The former 105-5082 Gasket is canceled.

Caterpillar Information System:

1999/03/01 Use 145-5247 And 147-2675 Wear Sleeve Installer To Install Crankshaft Wear Sleeves {1202}

1999/03/01 New Piston With 4 mm Wide Oil Ring Reduces Light Load Oil Consumption {1214,1215,1225}

1999/03/01 Use 170-9227 Reamer Shims To Aid In Reaming 3100 Engine Injector Sleeves {1250}

1999/03/01 New Top Piston Rings Available {1215}

1999/02/01 Use 152-7143 Cable Assembly For Flash-Programming Generator Status Control Module{4450}

1999/02/01 Caterpillar Now Has Parts Support For Previously Non-Supported Custom Parts{7567}

1999/02/01 Particle Sensor Group Improved{7430}

1999/02/01 Woodward Hand Held Programmers (Control Programmers) Available For Use With Woodward 700 Series Controllers (Governor Control Groups){1930,1908}

1999/02/01 Improvements Made On Gas Engine Wiring Groups{1900,1907}

1999/02/01 New Woodward EGB13P Reverse Acting Actuator Assembly{1716}

1999/02/01 New Valve Improves Fuel Pressure Regulator Adjustment On 3600 Diesel Engines{1715}

1999/02/01 New Relief Valves Used In Prelube Lines Groups And Starting Motor Air Pressure Regulator Groups{1451,1469}

1999/03/01 Use 132-8263 Spanner Wrench To Remove And Install Terminal Assembly In Electronic Ignition System (EIS) Transformer Group {0712,1409}

1999/03/01 New Engine Pressure Sensors Available {1916,1917,1922,1923,1924}

1999/03/01 Use 146-2727 Tool Group To Monitor And Check Engine Performance On 3600 Engines {1000}

1999/03/01 New "Long Core" Aftercooler Provides Improved High Ambient Temperature Performance {1064}

1999/03/01 New O-Ring Seals Help Prevent Coolant Leaks In High Jacket Water Temperature Applications {1100,7555}

1999/03/01 Special Instructions For Converting To Hydraulic Actuator System (Hydrax) Now Available {1716}

1999/03/01 10W Hydraulic Oil Recommended For G3600 Hydraulic Actuators (HYDRAX) {5050,5095}

1999/04/01 New Caterpillar High Efficiency Fuel Filters With STAY CLEAN VALVES® Replace All Standard Fuel Filters In February Of 1999{1261}

1999/04/01 New 153-9630 Sensor Test Group Adapter Kit For DataView Now Available{1000}

1999/04/01 Use 156-1060 Gas And 156-1070 Gas And Diesel Engine Analyzer To Check Emissions{1088,0781}

1999/04/01 Needle Valve May Be Needed To Accurately Measure Engine Return Fuel Flow{1250,0782}

1999/04/01 Use 157-3716 (Exhaust) And 157-3717 (Intake) Valve Seat Drivers To Install Valve Seats In Engines With Unfinished Valve Guides{1103,0703}