A New Top Liner Seal is Now Used for Certain 3500 Machine Engines with Cuffed Cylinder Liners {1201, 1217, 7555}
- Off-Highway Truck/Tractor
- 793 (S/N: 3SJ1-56)
- 793B (S/N: 1HL1-524)
- 793C (S/N: CBR1-108; 4AR1-424; ATY1-1124; 4GZ1-764)
- 793D (S/N: FDB1-1896)
- 797 (S/N: 5YW1-277)
- 797B (S/N: JSM1-488)
- 793B (S/N: 1HL1-524)
- Rotary Drill
- MD6540C (S/N: DS41-101)
- Wheel Loader
- 994K (S/N: MRK1-316)
Description Of Change: The new liner seal that is used has a smaller diameter to provide an improved fit during the installation process to prevent pinching or cutting.
Adaptable To: The following changes are adaptable to the products within the listed serial numbers, and are effective with all products after the listed serial numbers.
The new 516-0827 Liner Seal replaces the previous 480-7093 Liner Seal.
Caterpillar Information System:
Rework Procedure to Retighten the Powertrain Mounting Bolts on Certain Compact Wheel Loaders {3253, 3282, 4000, 4201, 4202, 4209} Rework Procedure to Retighten the Powertrain Mounting Bolts on Certain Compact Wheel Loaders {3253, 3282, 4000, 4201, 4202, 4209}
990K Wheel Loader Systems Window Wiper and Washer
992K Wheel Loader Systems Oil Pressure Switch (Differential)
992K Wheel Loader Systems Pressure Switch - Hydraulic Oil
992K Wheel Loader Systems Pressure Switch - Secondary Steering Oil
AD 22 Underground Articulated Truck Steering Systems Steering System Troubleshooting
AD22 Underground Articulated Truck Hydraulic System Oil Filter (Case Drain)
992K Wheel Loader Systems Sequence Valve - Axle Oil Cooler
Damper Fluid Kits Are not Available Outside of the United States {1205} Damper Fluid Kits Are not Available Outside of the United States {1205}
An Improved Door Handle Is Now Available For Certain Track-Type Tractors {7301, 7325, 7335} An Improved Door Handle Is Now Available For Certain Track-Type Tractors {7301, 7325, 7335}
901C, 901C2, 902C, 902C2, 903C and 903C2 Compact Wheel Loaders Radiator and Hydraulic Oil Cooler
992K Wheel Loader Systems Drawbar
Engine Mounting Group Bolt May Become Loose on Certain Compact Wheel Loaders {1152, 1153, 1154} Engine Mounting Group Bolt May Become Loose on Certain Compact Wheel Loaders {1152, 1153, 1154}
Transmission Clutch Pressure Sensor May Fail on Certain Compact Wheel Loaders {1408, 1439, 3030, 3155, 3170, 4351, 7490} Transmission Clutch Pressure Sensor May Fail on Certain Compact Wheel Loaders {1408, 1439, 3030, 3155, 3170, 4351, 7490}
New Sprocket Segments Are Now Available for Certain D9, D10, and D11 Track-Type Tractors {4155} New Sprocket Segments Are Now Available for Certain D9, D10, and D11 Track-Type Tractors {4155}
Oil May Leak from the Cab Heater Lines Group / Hydraulic Oil Cooler Lines Group / Pump Lines Group on Certain Compact Wheel Loaders {1374, 1386, 1387, 5057} Oil May Leak from the Cab Heater Lines Group / Hydraulic Oil Cooler Lines Group / Pump Lines Group on Certain Compact Wheel Loaders {1374, 1386, 1387, 5057}
Piston Pump Group May Fail on Certain Compact Wheel Loaders {5070} Piston Pump Group May Fail on Certain Compact Wheel Loaders {5070}
The Fan Guard May Fail on Certain Compact Wheel Loaders {1356} The Fan Guard May Fail on Certain Compact Wheel Loaders {1356}
973K Track-Type Loader Engine Supplement Diesel Exhaust Fluid Tank - Remove and Install
992K Wheel Loader Systems Linkage Pin and Seal Group (Bucket Control)
Improved Hydraulic Oil Lines Group Routing Now Used on Certain 966L, 966M, 972L, and 972M Medium Wheel Loaders {5057} Improved Hydraulic Oil Lines Group Routing Now Used on Certain 966L, 966M, 972L, and 972M Medium Wheel Loaders {5057}
New Hose Guards Are Now Available on Certain 657G Wheel Tractor Scrapers {1274, 4257, 4269, 7166} New Hose Guards Are Now Available on Certain 657G Wheel Tractor Scrapers {1274, 4257, 4269, 7166}
Procedure to Install Improved Hose Guard Cover on Certain 657G Scrapers {1274, 4257, 4269, 7166} Procedure to Install Improved Hose Guard Cover on Certain 657G Scrapers {1274, 4257, 4269, 7166}
Alternator Assembly May Fail on Certain Compact Wheel Loaders {1405} Alternator Assembly May Fail on Certain Compact Wheel Loaders {1405}