SCC Fault Isolation Manual 6/03/2020
Page 1 of 11 Rev. 01 9/20/2021
Schwing CPC3 Fault Isolation Manual
General Information
This manual will give a brief overview of each component of the system as well as basic steps to troubleshooting. This manual will not list truck specific components or wiring as those change for every vehicle type.
CPC3 is a drop-in replacement of the previous CPC systems. CPC3 system is an upgraded system for C32, CPC and CPC2, as well as all the variations and revisions of each one. Due to this, CPC3 may vary depending on what the original system was and how it
was changed over the years and what options were originally installed.
If you have a problem with this system, please email/call Schwing Service Techs, who will email the Electrical Engineering Team with what the problem was and the fix for it. This allows us to evaluate what caused the issue and update our procedures as well
as this troubleshooting guide.
This manual is not 100% and is only meant to give general steps on how to troubleshoot the system. As more issues arise and data is given to the Electrical Engineers, we will continually update this document to provide as many options as possible.
System Overview:
Functions:
• All C32, CPC and CPC2 functions that the unit had previously.
• Shows PTO, Pump and Boom Hours
• Easy Troubleshooting screens
• Maintenance Switch – Gives constant power to the Dump Valves
• Easy Teach mode operation
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