New Coolant Lines Are Now Used For Certain 797B Off-Highway Trucks {1380}
- Industrial Engine
- 3524B (S/N: NPM1-UP)
- Off Highway Truck
- 797 (S/N: 5YW1-UP)
- 797B (S/N: JSM1-UP)
Description Of Change: The new tube assemblies used have machined and welded ends to make the tubes more robust. These ends increase the tube assemblies service life for use over multiple overhauls.
Adaptable To: The new tube assemblies are direct replacements for the previous tube assemblies. The tube assemblies are adaptable back to the first production of the serial numbers listed above.
Table 1 contains the new part numbers. Table 2 contains the effective serial numbers for this change.
Reference: Refer to Disassembly and Assembly, RENR2276 for installation instructions.
Show/hide table
| Qty | New Part Number | Part Name | Previous Part Number |
|---|---|---|---|
| 1 | Tube As | ||
| 1 | Tube As | ||
| 1 | Tube As | ||
| 1 | Tube As | ||
| 1 | Tube As | ||
| 1 | Tube As | ||
| 1 | Tube As |
Show/hide table
| Effective Serial Numbers |
|---|
| S/N:NPM00492-UP |
| S/N:5YW00278-UP |
| S/N:JSM00489-UP |
Caterpillar Information System:
C1.7 and C2.2 Industrial Engine Coolant Temperature Is High
A New Wiring Harness Is Used on Certain 3512 HD Dynamic Gas Blending Engines {1403} A New Wiring Harness Is Used on Certain 3512 HD Dynamic Gas Blending Engines {1403}
A New Filter is Available for the DEF Tank Adaptor for C7.1 Engines {108H} A New Filter is Available for the DEF Tank Adaptor for C7.1 Engines {108H}
Exhaust Gas Valve (NRS) for C4.4 Engines {5137} Exhaust Gas Valve (NRS) for C4.4 Engines {5137}
A New Diesel Exhaust Fluid Filter is Now Available for C7.1 Engines {108J} A New Diesel Exhaust Fluid Filter is Now Available for C7.1 Engines {108J}
Well Stimulation Pumps Pump (Fluid End) Valves, Seats, and Springs - Inspect
Well Stimulation Pumps Pump (Fluid End) Suction Manifold Seals - Replace
An Improved Diesel Oxidation Catalyst (DOC) Is Used on Certain 3512C Engines {1091} An Improved Diesel Oxidation Catalyst (DOC) Is Used on Certain 3512C Engines {1091}
Well Stimulation Pumps Pump (Fluid End) Plungers and Packing - Inspect
CG137-08 and CG137-12 Industrial Engines Starting System
Well Stimulation Pumps Pump (Fluid End) Connection Rods - Inspect - Stay Rods
C18 Generator Set Engines Clean Emissions Module - Remove and Install
Well Stimulation Pumps Pump (Power End) Lube Oil Pressure - Check
ESS IQ Remote Monitoring Deployment Management
New Oil Filters for all Cat Machines are Available {3004, 3067, 4295, 431F, 5068} New Oil Filters for all Cat Machines are Available {3004, 3067, 4295, 431F, 5068}
C1.7 and C2.2 Industrial Engines Engine Oil Pressure Switch - Test
C1.7 and C2.2 Industrial Engine Idle Validation - Test
C1.7 and C2.2 Industrial Engines Severe Service Application
C1.7 and C2.2 Industrial Engine Glow Plug Starting Aid - Test
C1.7 and C2.2 Industrial Engines Fuel System Secondary Filter/Water Separator - Drain
C1.7 and C2.2 Industrial Engines Fuel System Primary Filter/Water Separator - Drain
New Aftercooler Heat Shields Are Used on Certain 3500C Marine Engines {1063} New Aftercooler Heat Shields Are Used on Certain 3500C Marine Engines {1063}
374F Excavator Machine System Pressure Sensor
C7.1 Commercial Marine Engine Lubrication System