The pressure switch can be replaced independent of the fresh water pump and is a common failure item. How to replace just the pressure switch, as well as internals of the old switch, are shown.

Engine Performance Diagnostics

Related videos:

RV Fresh Water Pump Troubleshooting (low psi, erratic operation):

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Playlist

RV Maintenance and Repair

For more information on this topic, I have written a “field manual” called Engine Performance Diagnostics which is available as an eBook or paper book.

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On ScannerDanner Premium I will bring you right into my classroom at Rosedale Technical College. You will find page for page lectures taken right from my book as well as exclusive classroom type case studies. What is so special about these classroom case studies? I pull live problem vehicles directly into my classroom and we troubleshoot them in real time, using and applying the theory and testing procedures we learn during the classroom lectures. There is no better on-line training of how to troubleshoot automotive electrical and electronics systems anywhere!

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