Bearings Are Used To Prevent Seizure Of Rear Suspension Cylinder Pins {3260,7051,7213}
Usage:
785 (8GB),
785B (6HK),
789 (9ZC),
789B (7EK),
793 (3SJ),
793B (1HL) Trucks
Description of Change: Bearings have been added to the rear axle housing and frame ends of the suspension cylinder mounting bores. The new bearings prevent seizure of the rear suspension cylinder pins.
Adaptable To: The 7I-5494 Bearing is used in 785B Trucks and 8X-8654 Bearing is used in 789, 789B, 793, 793B Trucks. These changes are effective with 785B (6HK102), 789 (9ZC658), 789B (7EK112), 793 (3SJ37) and 793B (1HL12) Trucks. This change is adaptable to previous machines in service. See Illustration and Chart.
Location Of Bearing (1). Chamfer Outside Of Bore At Location (A).
Caterpillar Information System:
1993/10/18 Proper Sizing Of Transmission Sleeve Bearing Replacement Necessary For Increased Service Life {3160}
1993/10/18 New Differential Group With Tapered Roller Bearings Used For Improved Product Reliability {3258}
1993/10/18 Torque Converter Stall Speeds On Backhoe Loader {3101}
1993/10/18 New Parking Brake Test Procedure {4267}
1993/10/18 New Pinion Bearing Cone Now Being Used To Prevent Bolt Failure {3280}
1993/10/11 New Connecting Rod Identification Used On Engines {1218}
1993/10/11 New O-ring Seal Used On Cylinder Block Covers {1200}
1993/10/11 New 9U7360 Piston Ring Groove Gauge Group Available {0763,1214,1215}
1993/10/11 New Turbine Type Air Starter Available As An Attachment {1451}
1993/10/11 New Stronger Oil Filter Support Used {1306,1307}
1993/10/11 Improved Fan Drive Groups And Belt Tightener Group Eliminates Scheduled Periodic Lubrication {1359}
1993/10/11 Parts Manual Maintenance Parts Page Improved {0374}
1993/10/18 Optional Dash Decal Offers English Text Instead Of International Symbols {7405}
1993/10/18 Procedure For Tightening Tapered Vertical Hitch Pins {7113,7100}
1993/10/18 Checking Tightening Torque Of Wheel Assembly Bolts No Longer Necessary At Predelivery {4202}
1993/10/18 Curved Profile Nosing Bars Are Now Used With The VIP Screed {6643}
1993/10/18 24V Fog Lamp Now Available {1400}
1993/10/18 New Cylinder Head, Spacer Block, And Head Gasket Available {1101,1124,1221}
1993/10/18 Longer Bolts Required With New Spacer Block {1124}
1993/10/25 New Fan Guards Used In Suction Fan Group{1360}
1993/10/25 Change In The Assembly Procedure Of The Damper In The Parking And Service Brake Group Provides Greater Reliability{4151,4267}
1993/10/25 Heavy-Duty Seal Kit Availble For Servicing Brake Calipers{4256,4250}
1993/10/25 Stronger Drive Chains Available For Parts Service{3261}
1993/10/25 Pre-Strikeoff Plates With Angled Deflector Available For VIP Screeds{6646}