VALVE 5453265 - Caterpillar

Engine:
C7 (S/N: JTF1-UP)
Description of Change: The new software improves snow blower engine speed stability above 1500 rpm with low loads on the engines that are listed above.Adaptable To: The new 387-8951 Engine Ratings Electronic Software Gp is a direct replacement for the 318-3139 Engine Ratings Electronic Software Gp. If the customer experiences unstable engine speeds above 1500 rpm with low loads, replace the old software with the 387-8951 Engine Ratings Electronic Software Gp .The 387-8951 Engine Ratings Electronic Software Gp is adaptable back to the first production of the listed engines. The change is effective at the factory with the engine serial number JTF15768-UP. The new software can be downloaded from SISWeb.