- Vibratory Asphalt Compactor
- CCS7 (S/N: 4B21-122)
Reference: Special Instruction , REHS7696 , "Software Installation Instructions of the Plus+1 Service Tool for Caterpillar P1STC Is Available for Caterpillar Paving Products"
Reference: Troubleshooting , UENR4499 , "C3.4B Engines"
Description Of Change: A new machine software is now used on the machines listed above. The new machine software allows Cat® Electronic Technician (Cat ET) to control engine RPM during certain aftertreatment tests.
Adaptable To:
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Do not operate or work on this product unless you have read and understood the instruction and warnings in the relevant Operation and Maintenance Manuals and relevant service literature. Failure to follow the instructions or heed the warnings could result in injury or death. Proper care is your responsibility. |
| Required Parts | ||
|---|---|---|
| Qty | Part Number | Part Name |
| 1 | Machine Software Gp | |
| Required Tools | |||
|---|---|---|---|
| Item | Qty | Part Number | Part Name |
| T1 | 1 | - | Portable Computer with Caterpillar Electronic Technician Service Tool (Cat ET) |
| T2 | 1 | - | Portable Computer with Plus+1 Service Tool for Caterpillar (P1STC) |
| T3 | 1 | Communication Adapter Gp | |
Flash the new 573-5477 Machine Software Gp to the machine controller (39) with P1STC to allow aftertreatment testing that requires engine RPM changes. Previous machine software required the use of a ground wire at the engine ECM with complimentary configuration changes.
The new software is available in the form of a flash file through the Caterpillar Service Information System (SIS). A newer part number may be available. SIS web only displays the latest available flash file.
Refer to Special Instruction , REHS7696 , "Software Installation Instructions of the Plus+1 Service Tool for Caterpillar P1STC Is Available for Caterpillar Paving Products".
Refer to Troubleshooting , UENR4499 , "C3.4B Engines" , Aftertreatment Sulfation Recovery Procedure - Part 1 and Part 2
Refer to Troubleshooting , UENR4499 , "C3.4B Engines" , Emissions Safe Harbor Reset and Inducement Safe Harbor Mode.
When performing a desulfation service procedure, the following changes to the engine ECM configuration settings are required. Save a product status report (PSR) of the engine configuration settings before making any changes. The PSR will be the reference for restoring the configuration once the service procedure is completed.
- Remote Torque Speed Control Enable Status - Source Address 249
- TSC1 Fault Reaction - Disabled
- TSC1 Fault Handling - Disabled
- Machine Idle Status Input Configuration - Data Link
Note: Cat® Electronic Technician (Cat ET) software version 2018A v1.0 or later is required to configure machine hardware.
Note: With active inducement codes, the engine must first be put into Inducement Safe Harbor Mode. Safe Harbor reset is required if the machine has emission-related inducements and no longer has throttle control (throttle is limited to low idle). It is suggested that Safe Harbor functionality is verified prior to attempting the CAT ET Desulfation Service Procedure as throttle control is the only indication that Safe Harbor was successful.
Cycle the Engine Key Switch OFF. The Desulfation Test can now be performed. The engine coolers may need to be covered with cardboard to keep the exhaust temperatures elevated (approximately
After testing, all engine ECM configurations must be restored to the original state.