IDLER GP-TRACK 7T3723 - Caterpillar

SUPPLEMENT: 03/23/92SERVICE MAGAZINE; September 23, 1991; Page 12; "Turbocharger Bearings available for Garrett (Formerly AiResearch) Turbochargers Changed".Disregard this article. Make reference to the article with the same title in this issue.
--------------- END SUPPLEMENT ---------------SUPPLEMENT: 10/14/91Service Magazine; September 23, 1991; Page 12; "Turbocharger Bearings Available For Garrett (Formerly AiResearch) Turbochargers Changed".Add the Note and illustration that follow to the article just before Chart A. The two washers (1) included in these bearing kits should be installed on the turbine wheel side (2) of the sleeve bearings. See the illustration. Other turbocharger models using wear washers will NOT necessarily be located in the same positions. See the Disassembly and Assembly Module in the appropriate Service Manual for installation instructions for a particular turbocharger. The bearing retainer (snap) rings on ALL turbochargers should be installed with the smooth side of the ring toward the journal bearing.
Location of the two washers (1) and the turbine wheel end (2).--------------- END SUPPLEMENT ---------------Reference: Service Magazine; August 20, 1979; Page 6; "Turbocharger Bearings Are Now Available In More Different Sizes For Better Turbocharger Reconditioning." Turbocharger bearing for the Garrett (formerly AiResearch) turbochargers have changed. All 0.13 mm (.005 in) undersized bearings have been canceled. Two 0.51 mm (.020 in) oversized bearings have been added for extended housing service. Chart A identifies the bearing that have been canceled. Chart B identifies all te serviceable bearings for Garrett Turbochargers.