Simple Guide to your Newmar PCS EMS

This guide explains the operation of your Newmar energy management system. This is specific to Newmar RVs with the Magnum inverter/charger and Precision Control Systems (PCS) EMS, commonly found in 2013+ Newmar Dutch Star and 2015+ Newmar Ventana.

This is a followup document to my Simple Guide to Battery Life in your RV post.

Ronnie F. Moller, Jr.


Revision 0.01: Draft Release August 30, 2020
Revision 0.02: Explained what PCS/EMS acronyms are. Thanks Dutch Star Don!