New Fan Guards Used In Suction Fan Group{1360}
Usage:
784B (5RK) Tractors;
785B (6HK),
789B (7EK),
793B (1HL) Trucks
Description of Change: New fan guards are used in the suction fan groups. The new guards have more clearance in the center. This will provide a suction fan group that is compatible with the standard fan drive attachment or variable speed fan clutch attachment.
Adaptable To: The changes to the 784B Tractor and 785B Truck are identified in Chart A and are in effect with 5RK13 and 6HK187 respectively. The changes to the 789B Truck are identified in Chart B and are in effect with 7EK210. The changes to the 793B Truck are identified in Chart C and are in effect with 1HL82. The changes are adaptable to earlier machines.
Caterpillar Information System:
1993/10/18 Longer Bolts Required With New Spacer Block {1124}
1993/10/18 New Cylinder Head, Spacer Block, And Head Gasket Available {1101,1124,1221}
1993/10/18 24V Fog Lamp Now Available {1400}
1993/10/18 Curved Profile Nosing Bars Are Now Used With The VIP Screed {6643}
1993/10/18 Checking Tightening Torque Of Wheel Assembly Bolts No Longer Necessary At Predelivery {4202}
1993/10/18 Procedure For Tightening Tapered Vertical Hitch Pins {7113,7100}
1993/10/18 Optional Dash Decal Offers English Text Instead Of International Symbols {7405}
1993/10/18 Bearings Are Used To Prevent Seizure Of Rear Suspension Cylinder Pins {3260,7051,7213}
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}
1993/10/25 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}
1993/10/25 New Clips With Grommets Used On Large Water Lines Prevents Wear{1380}
1993/10/25 New Bracket Replaces Heat Shield In Turbocharger Support Group For Additonal Strength{1050,1073}
1993/11/01 New Thicker Front Wheel Castings Are Used To Increase Wheel Life{4201}
1993/11/01 New Precharge Pressures For Trucks With Two Steering Accumulators{4331}
1993/11/01 Serviceable Parts Available For Tilt Cylinder Load Control Valve Groups{5104,5117,5123,5127}
1993/11/01 Serviceable Parts For Water Spray Pump{5614}
1993/11/01 High Pressure Wash Kit Replaces High Pressure Pump To Improve Service Life{5614}
1993/11/01 Check Valves Now Used In Hydraulic Steering Circuit To Prevent Steering Kickback{5067}