Why a voltmeter will help you to be a happy camper

By Greg Illes There’s a lot of confusion out there about batteries, not the least of which is how to tell if your batteries are properly charged or not. Pretty much the only handy, inexpensive way to do this is with a (good) voltmeter. Let’s make sure we have the basics down pat: A fully charged battery will measure approximately... Read More

Before disconnecting cables or wires, make a diagram!

By Steve Savage, Mobility RV Service Our first service call today was to connect the cables in a set of four 6-volt house batteries in a large diesel motorhome. The first attempt (not done by us) resulted in six hours on-site and ended in frustration with nothing working. Simply put, too much disconnecting and not enough forethought before the task... Read More

Taking care of batteries, high-tech style

By Greg Illes Sometimes batteries seem ridiculously simple — we tend to see them as either working or dead. But there is way more than meets the eye in this 2,000-year-old technology. RV batteries are made with lead plates interleaved with lead-dioxide plates. The plates are immersed in sulfuric acid, and the electrochemical reaction creates the battery effect. The whole... Read More