New Software Is Now used on Certain C11 Engines {7620}
- Industrial Engine:
- C11 INDUSTRIAL (S/N: HRA1-UP; GLS1-UP)
- Petroleum Engine:
- C11 PETROLEUM (S/N: B5K1-UP; B5Z1-UP)
- Petroleum Power Train Package:
- CX31-P600-C11I (S/N: PDY1-UP)
- TH35-C11I (S/N: PBZ1-UP)
Description of Change: The engine software has been improved by improving the air/fuel ratio at start up to prevent any black or white smoke.
Adaptable To: The new 473-3028 Engine Software replaces the existing 367-9430 Engine Software. The new engine software is adaptable back to first production on the serial numbers listed above.
This change is effective for the serial numbers listed in Table 1.
Show/hide table
| Effective Serial Numbers |
| S/N:B5K00188-UP |
| S/N:B5Z00573-UP |
| S/N:GLS04200-UP |
| S/N:HRA02401-UP |
| S/N:PBZ00002-UP |
| S/N:PDY00161-UP |
Caterpillar Information System:
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