1999/02/01 Caterpillar

New Valve Improves Fuel Pressure Regulator Adjustment On 3600 Diesel Engines{1715}

Usage:

3606 (8RB730),
3608 (6MC591),
3612 (9RC277),
3616 (1PD346) Engines in Heavy Fuel Applications;
3618 (2MW66) Engines

Description of Change: A new valve (1) is being used in the fuel injection lines groups on the above 3600 Diesel Engines to allow increased fuel flow through the fuel pressure regulator. This new valve improves the adjustment capability of the fuel pressure regulator. Engines that use this valve will now have improved fuel pressure adjustment while maintaining proper fuel flow.

New 164-7940 Valve (1) shown in a typical fuel injection lines group.

Adaptable To: The new 164-7940 Valve (1) is a part of the fuel injection lines groups used in the engines listed below. The valve is in effect as listed in the subtitle above.

Caterpillar Information System:

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

1999/02/01 Extended Life Coolant (ELC) Now Preferred For 3600 Diesel Engines{1395}

1999/02/01 New Intermittent Prelube Basic Pump Group And Bracket Assembly Used{1319}

1999/02/01 Crankshaft Oil Passage Plugs Should Be Checked For Tightness On Some Crankshafts At Engine Overhauls{1202}

1999/02/01 New Thicker Jacket Water Side Cover Help Prevent Coolant Leaks{1201}

1999/02/01 New Cylinder Head Gaskets (Combustion Rings) Available{1124}

1999/02/01 New Prechamber Assembly And Ignition Body Assembly In Prechamber Groups{1106}

1999/02/01 Use 151-8689 Seal Template Tool For Cylinder Head Combustion Surface Inspection{1101}

1999/02/01 New Exhaust Manifold Shield Assemblies Provide Increased Heat Protection For Wastegate Area{1067}

1999/02/01 New Lines Groups Available To Eliminate Leakage In Air Piping{1058,1071}

1999/02/01 Use FT2613 Cap Assembly For Adjusting 7E-3407 Gas Regulator{1715}

1999/02/01 161-3995 Oil Filter Spring Group Available To Increase Oil Filter Element Seating Force{1306}

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

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

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 Particle Sensor Group Improved{7430}

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

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

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

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

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

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

1999/03/01 New Flywheel Housing Gasket For 3406 Engines {1157}

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