1979/08/13 Caterpillar


New 35-Ampere Alternator Used On Some Engines In Caterpillar Equipment{1405,1406}

Usage:


SUPPLEMENT: 11/17/80

SERVICE MAGAZINE, AUGUST 13, 1979, PAGE 6. The article "New 35-Ampere Alternator Used On Some Engines In Caterpillar Equipment" tells about a new 6N9294 Alternator used on several vehicular engines.

Later information shows that some 613 Tractors and 225 Excavators will need some other new parts for installation of the alternator on the engine. The chart shows the standard parts that must be removed for installation of the alternator. Some bolts and washers will be needed for installation. They are not shown in the chart. The new parts are necessary on 613 Tractors, Serial Numbers 71M1-71M3401 and 225 Excavators, Serial Numbers 51U1-51U2789 and 61X1-Up.


Location of new parts.

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

Description of Change: A 35-ampere Delco-Remy alternator is now used on some engines in Caterpillar equipment. Formerly, a 19-ampere Prestolite alternator was used on these engines. Some parts books have not been updated to show the serviced parts for the new alternator. If your parts book does not have information on the new alternator, see the parts book for the 825C Compactor, 86X1-up. The form number for the bound book is SEBP1233. The form number for the microfiche is SEFP1233.

Adaptable To: See the NPR (Numerical Parts Record) for a list of machine serial numbers where the new alternator is used.

Caterpillar Information System:

1979/08/13 6V14 Hydraulic Cylinder Group Now Available{0621}
1979/08/13 5P936 Liner Seat Insert Available For 6.25 Bore Engine Blocks With Counterbores{1217}
1979/08/13 New Seal Used Under Retaining Bushing For Fuel Injection Pump Bonnet{1251,1253,1286}
1979/08/13 Splash Shields Added To Caterpillar Fuel Injection Test Bench{0652}
1979/08/06 Changes Made To 8S2243 And 8S4613 Wrenches Used On Fuel Injection Pumps{0612,1251}
1979/08/06 Front Accessory Drive Group Changed; New Drive Parts For Fuel Transfer Pump{1256,1206}
1979/08/06 When Timing The Engine, Be Sure The Timing Bolt Is Installed In The Correct Hole In The Flywheel{1156,1251,1281}
1979/08/06 Use Correct Installation Procedure For Clutch Pilot Bearing In Rear Power Takeoff{3055}
1979/08/06 New Tools Are Available For Gasket Removal And Surface Reconditioning{0670}
1979/07/09 New Cylinder Liner Has Improved Design To Keep Liner Temperatures Lower{1216}
1979/07/09 New Shaft Assembly Used In Governor Group And New Coupling Assembly Used In Drive Group For Governor And Fuel Injection Pump{1264,1288}
1979/07/09 New Valve Cover Gasket Has Better Material{1107}
1979/08/13 New Cylinder Head Gasket Has Smaller Diameter Cylinder Openings To Improve Location Of Combustion Seal Ring{1101,1201}
1979/08/13 Sealant Now Used On Pipe Plugs At The Bottom Of The Oil Filter Base Assembly To Prevent Oil Leakage{1306}
1979/08/20 Flex Plate Kits Are Now Available For Vickers Vane-Type Hydraulic Pumps{5055}
1979/08/20 Turbocharger Bearings Are Now Available In More Different Sizes For Better Turbocharger Reconditioning{1053}
1979/08/20 New Rear Cover And Gasket Used On Water Pump{1361,1350}
1979/08/27 Why Engines Are Damaged By Fuel Sulfur{1104,1216,1280,1318,1215}
1979/08/27 New Governor Housing Assembly Used In Governor And Fuel Injection Pump Group{1253,1264}
1979/08/27 Exhaust Manifold And Air Lines Groups Changed To Prevent Exhaust Leakage{1059,1061}
1979/08/27 Service Kit Is Available For Woodward UG8 Governor{1289}
1979/08/27 6V190 Clamp Is Available For Use On Sleeve Metering Fuel Systems{0626,1250}
1979/08/27 Engine Oil Viscosity Changed To SAE 10W/30 For Shipment From All U. S. Factories{1318}
1979/08/27 New Rocker Arms And Rocker Arm Shaft Have Improved Lubrication{1102}
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