- Wheel Skidder
- 525C (S/N: 5251-UP)
- 535C (S/N: 5351-UP)
- 545C (S/N: 5451-UP)
- 535C (S/N: 5351-UP)
Description Of Change: A new software group for cold starting is now available for the listed models of Wheel Skidders. The new software improves engine cranking in cold weather. The new software also improves governor response.
Note: Passwords may be required for installation of the engine software and for the power train software. Refer to "525 Special Instructions".
Note: 2008B Electronic Technician is required for the installation and the configuration of the new software.
Note: The variable horsepower configuration should be enabled in the machine software in order to match the prior machine performance on machines that are equipped with the 274-7432 Engine Ratings Electronic Software Gp.
Adaptable To: The software is adaptable to the machines that are listed in Table 1.
The improved software is effective in production with the machines that are listed in Table 2.
Machines without Electronic Clutch Pressure Control (ECPC) | |||
---|---|---|---|
Sales Model | Serial Number | Engine Software | Machine Software |
525C | (S/N: 5251-451) | 336-8278 Engine Ratings Electronic Software Gp | 334-1406 Power Train Software Gp |
535C | (S/N: 5351-266,268-272,274) | 336-8284 Engine Ratings Electronic Software Gp | 334-1406 Power Train Software Gp |
545C | (S/N: 5451-376,380-380) | 340-1800 Engine Ratings Electronic Software Gp | 334-1406 Power Train Software Gp |
Machines with Electronic Clutch Pressure Control (ECPC) | |||
---|---|---|---|
Sales Model | Serial Number | Engine Software | Machine Software |
525C | (S/N: 525452-UP) | 336-8278 Engine Ratings Electronic Software Gp | 334-1404 Power Train Software Gp
Or 315-7892 Power Train Software Gp |
535C | (S/N: 535267-267,273-273,275-UP) | 336-8284 Engine Ratings Electronic Software Gp | 334-1404 Power Train Software Gp
Or 315-7892 Power Train Software Gp |
545C | (S/N: 545377-379,381-UP) | 340-1800 Engine Ratings Electronic Software Gp | 334-1404 Power Train Software Gp
Or 315-7892 Power Train Software Gp |
525 Special Instructions
Note: The variable horsepower configuration should be enabled in the machine software in order to match the prior machine performance on machines (S/N: 5251-511) thatare equipped with the 274-7432 Engine Ratings Electronic Software Gp.
Engine Software
A factory password is required in order to complete the installation of the updated engine software. Submit an on-line request in order to obtain a factory password.
Machine Software
- Install the 334-1406 Power Train Software Gp.
- A factory password is required in order to enable the variable engine configuration for horsepower in the machine software. Have your Technical Communicator (TC) contact the DSN to request a factory password.
- Go to the configuration screen for the machine electronic control module in electronic technician.
- Enable the setting for the variable engine horsepower.