New Process for Bolts Used for Air System Supports is Now Available for Certain Off-Highway Truck Engines {0635, 1052}
- Off-Highway Truck/Tractor
- 797F (S/N: LAJ1-UP; LTZ1-UP)
The bolts for the air system support components have to be replaced after the joint is opened due to the possibility of oxidation.
This change is adaptable to the serial numbers listed above.
Reference: Refer to Special Instruction , M0103601 , Bolt Replacement Guidelines for Certain C175 20 cylinder Off-Highway Truck Engine Air System Support Components for hardware locations, part numbers, and part quantities for each location.
Caterpillar Information System:
New Adapter Elbow Assembly for Self Cleaning Filter is now Used on Certain Off-Highway Trucks {5050} New Adapter Elbow Assembly for Self Cleaning Filter is now Used on Certain Off-Highway Trucks {5050}
Bolt Replacement Guidelines for Certain C175 20 cylinder Off-Highway Truck Engine Air System Support Components {0635, 1052} Bolt Replacement Guidelines for Certain C175 20 cylinder Off-Highway Truck Engine Air System Support Components {0635, 1052}
Procedure to Update Pump Electronic Tank Unit (PETU) Coolant Lines on Certain 797F and 793F Off-Highway Trucks {108H, 108J, 108K, 1091, 726A} Procedure to Update Pump Electronic Tank Unit (PETU) Coolant Lines on Certain 797F and 793F Off-Highway Trucks {108H, 108J, 108K, 1091, 726A}
PM820, PM822, and PM825 Cold Planer Side Plate - Index Marks
Alternator Diode May Be Fitted Incorrectly or Missing on Certain TL642D and TL943D Telehandlers {1405} Alternator Diode May Be Fitted Incorrectly or Missing on Certain TL642D and TL943D Telehandlers {1405}
PM820, PM822, and PM825 Cold Planer Access Ladder Operation - Right Handrail Extend and Retract
New Engine Software for Certain C4.4 Machine Engines {7610, 7620} New Engine Software for Certain C4.4 Machine Engines {7610, 7620}
C7.1 Industrial Engines Temperature Sensor (DPF) - Remove and Install - Inlet and Outlet Temperature Sensors (DPF)
Larger Front Apron Cylinders are Now Used on Certain Asphalt Pavers {5102, 7562} Larger Front Apron Cylinders are Now Used on Certain Asphalt Pavers {5102, 7562}
Cat® Terrain v7 for Grading and Loading Windows (Blade Control)
Recommended Transmission Configurations and Software Improves Machine Service Life on Certain 797 Off-Highway Trucks {7610, 7620} Recommended Transmission Configurations and Software Improves Machine Service Life on Certain 797 Off-Highway Trucks {7610, 7620}
Compensator Cylinder may Leak on Certain TH357D, and TH408D Telehandlers {5816} Compensator Cylinder may Leak on Certain TH357D, and TH408D Telehandlers {5816}
PM820, PM822, and PM825 Cold Planer Wear Plates - Inspect/Replace - Wear Skis
Cat® Terrain v7 for Grading and Loading Daily Tasks (Grade/Slope)
Cat® Terrain v7 for Grading and Loading Daily Tasks (Grade/Slope with Blade Control)
Procedure to Perform Aftertreatment Desulfation on SCOM’s with C3.4B Engine {1000, 108U} Procedure to Perform Aftertreatment Desulfation on SCOM’s with C3.4B Engine {1000, 108U}
New 4G Radio Controllers are Now Available on Certain Compactor Machines {7606, 7610, 7620} New 4G Radio Controllers are Now Available on Certain Compactor Machines {7606, 7610, 7620}
Cat® Terrain v7 for Grading and Loading Advanced Tasks (Grade/Slope)
Cat® Terrain v7 for Grading and Loading Status Indicators (Blade Control)
New Transmission Software is Now Available For Certain 797F Large Off-Highway Trucks {4800, 4808, 7610, 7620} New Transmission Software is Now Available For Certain 797F Large Off-Highway Trucks {4800, 4808, 7610, 7620}
A Purge of the Stabilizer May Be Required After Any Vacuum Applied on Certain Knuckleboom Loaders {7222} A Purge of the Stabilizer May Be Required After Any Vacuum Applied on Certain Knuckleboom Loaders {7222}
Ground Clearance Improvement Options for Certain CAT® Utility Vehicles {7000} Ground Clearance Improvement Options for Certain CAT® Utility Vehicles {7000}
The Liquid Natural Gas Fill Nozzle Gasket May Fail on Certain 785C Off-Highway Trucks with Dynamic Gas Blending {1250, 1273} The Liquid Natural Gas Fill Nozzle Gasket May Fail on Certain 785C Off-Highway Trucks with Dynamic Gas Blending {1250, 1273}
Cat® Terrain v7 for Grading and Loading General Information (Productivity)