Category Archives for Service Magazine

Diode Added To Prevent Damage To Time Delay Relay

All Marine, Industrial, Generator Set Engines Except 3600 Family Of Engines Reference: Engine News; November, 1985; Page 5, “Engine Shuts Down Immediately After Start-up”. Engine News; February 22, 1984; Page 9, “Engine Will Not Restart Immediately After It Has Been … Continue reading

28. June 2019 by sam
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Electrical System Damage From High Voltage

All Products With Direct Electric Starting Reference: Service Magazine; May 28, 1990; Page 4; “Jump Starting Procedures.” Service Magazine; May 4, 1987; Page 10; “Alternator/Generator Output Test on the Engine.” Electrical components may suffer damage from high electrical system voltage. … Continue reading

28. June 2019 by sam
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Field Repair Of Cooler Cores Made Of Aluminium

Machines With Air-To-Air Aftercoolers or Oil-To-Air Oil Coolers SUPPLEMENT: 10/17/77 SERVICE MAGAZINE, SEPTEMBER 5, 1977, PAGE 5, “Field Repair of Cooler Cores Made of Aluminum”. There is a recommendation in this article that carbon tetrachloride can be used to clean … Continue reading

11. June 2019 by sam
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Cleaning Instructions For Oil Coolers With Rubber End Sheets

Some Caterpillar products use oil coolers which are constructed with nonmetallic parts. These oil coolers are referred to as “Rubber End Sheet” oil coolers because the end plates, which support the tubes, are of a rubber like material instead of … Continue reading

11. June 2019 by sam
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Wellhead And Sour Gas Can Cause Shortened Service Life For Gas Engines

All Caterpillar-Built Gas Engines Caterpillar-built gas engines are being used more and more in gas compression units for petroleum applications. As a result, both users and dealers desire information on approved fuels for these engines. This information is necessary because … Continue reading

11. June 2019 by sam
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Use Correct Procedure To Clean The Engine Lubrication System If Permanent Type Antifreeze (Ethylene Glycol) Is In The Engine

All Engines Using Ethylene Glycol in Coolant System When there is a cooling system leak into the oil system, it is important that the leak be found and repaired rapidly and that the lubricating system be cleaned before the engine … Continue reading

11. June 2019 by sam
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Lubricant Recommendations Changed For All Caterpillar Engines To Combat Effects Of Fuel Sulfur

All Caterpillar-Built Diesel Engines The availability of fuel supplies around the world is changing. To meet the current demand, refineries are now purchasing crude oil from different worldwide sources which include more high sulfur crude oils than before. The sulfur … Continue reading

11. June 2019 by sam
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Oil Filter Inspection Can Save Additional Internal Engine Damage

Description of Change: Inspection of the used oil filter during the oil filter change can reveal foreign debris and bearing material. Personnel performing maintenance should be informed that the used filter should be cut open before installing the new filter; … Continue reading

11. June 2019 by sam
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Change Wiring To Prevent Low Oil Pressure Shutdown Immediately After Start-Up

3208, 3300, 3400 and 3500 Families Of Generator Sets Equipped With Floor Standing Switchgear or 4W8000 Control Panel With Automatic Start/Stop Module Some of the above generator sets have experienced shutdowns during acceleration, immediately after start-up. This problem is more … Continue reading

11. June 2019 by sam
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Stop Engine If There Is A Turbocharger Bearing Failure

All Caterpillar Engines Equipped With Turbochargers Turbocharger bearing failures can cause large quantities of oil to enter the air intake or exhaust systems. Loss of engine lubricant can result in serious engine damage. Minor leakage of a turbocharger housing under … Continue reading

11. June 2019 by sam
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