New Spark Plug On G3600 Engines Improves Reliability{1555}
Usage:
G3606 (3XF),
G3608 (4WF),
G3612 (1YG),
G3616 (4CG) Engines
Description of Change: A new spark plug on the above G3600 Engines contains a higher temperature seal that improves its reliability. In addition, the manufacturing process has been improved in order to avoid zinc plating of the precious metal.
Adaptable To: The new 149-9931 Spark Plug is a direct replacement for the former 141-8951 Spark Plug. The new spark plug is adaptable to first production of the above G3600 Engines.
Caterpillar Information System:
1997/11/14 New Master Parts Manuals Available For The 3600 Family Of Engines{0374}
1997/11/14 Silicone Lubricant Aids Installation Of Transformer Extension And Increases Life Of Extension O-Ring Seal{1409}
1997/11/14 Handling Instructions For Water Pumps{1361}
1997/11/14 Part Numbers For Current Production Water Pump Groups{1361}
1997/11/14 Electronic Control Group (Data Booster) Available In Order To Enhance The Signal From The Electronic Control Module (ECM) To The Receiving Device{1408}
1997/11/14 Improved Indicator Assembly Replaces The Former Indicator Assembly{7455}
1997/11/14 Special Instruction, REHS0164, "Conversion Of Generators From Self-Excited To Permanent Magnet" Is Available{4450}
1997/11/14 History Of Pump Impeller (Water Pump) Changes{1364}
1997/11/14 Significant Improvement For Pump Impellers (Water Pumps){1364}
1997/11/14 New Troubleshooting Guide Available{0374}
1997/10/10 Setpoint Value Explanation For "Low Oil Pressure Shutdown At Idle Speed" Added To SENR5809-03 Electronic Modular Control Panel (EMCP II) For MUI Engines{4490}
1997/10/10 Water Cooled Pre-Chamber Insert Available{1103}
1997/11/14 Illustration Changes To EMCP II+{4490}
1997/11/14 Two Versions Of Customer Communications Module Software Available For Personal Computers{1926}
1997/11/14 Proper Welding Procedure On Machines And Engines With Electronic Controls{1400}
1997/12/16 Be Sure To Correctly Tighten 1R-0712, 1R-0740, 1R-0749, 1R-0750, 1R-0751, 1R-0753, And 1R-0759 Fuel Filter Assemblies {1261}
1997/12/16 New Fuel Line Support Brackets Help Eliminate Vibration {1252}
1997/12/16 New Stub Shaft (Crankshaft) Replaces The Former Stub Shaft (Crankshaft) {1237}
1997/12/16 New Basic Governor Groups (Woodward 3161) Have Self-Contained Oil Supply {1264}
1997/12/16 Be Sure To Use Correct Valve When Replacing The Mixer Assembly In Carburetor Group {1266}
1997/12/16 New O-Ring Seal Used In Landfill Regulator Groups {1270}
1997/12/16 New Solenoid Valve Group (Gas Shutoff) Provides Improved Reliability {1704}
1997/12/16 Manifold Inlet Air Temperature Indicator Probe Relocated To Improve Gauge Reliability {7450}
1997/12/16 New Bellows Replaces Pipes In Aftercooler Groups {1063}