Radiator Cleaning
One reason that side engine radiator Diesel coaches are popular is that it takes all of those radiators at the back of the engine and moves them to the side
Sizing Solar System Wiring
Excel Spreadsheet The process for picking appropriate size wires can be pretty confusing, but we’ve made it simple with an Excel spreadsheet. This allows you to enter your design parameters
RV Energy Management Systems
RVs of all types have two electrical systems: a 12 volt, automotive style DC power system and a residential style 120 volt AC power system. Understanding both of these systems
Coach Battery Upgrade
This is a companion to a YouTube video on the upgrade and goes into a little more detail on the trade offs between wet cell, AGM, and lithium batteries. You
Cameras and Stuff
There has been some interest in the photography gear I am using. I am in the category of “serious amateur” when it comes to both still and video photography. I’ve
Viair 400P-RV
The Viair 400P is an air compressor designed for vehicle use. It features a high working pressure (150 psi) with good volume (2.3 CFM), operation from 12 VDC, and an
YouTube Updated
We’ve been working on updating our YouTube channel ( RV4X40 YouTube). There are a couple of videos from last year, but there hasn’t been much time to work on the
Chasing Ghosts
Not so sure how this might ever apply to anyone else, or another coach, but I have been chasing a ghost, which has finally disappeared! We spent 3 months “work
Finding Mona (our Monaco motorhome)
For us, the starting point in acquiring our latest motorhome, the one we currently live in full time, was looking at an essential “must have” list. We had the benefit
What’s the “4 X 40”?
Naming a web site can be a venture into frustration. All of the “good” names you can think of seem to be taken. Some are taken and not even used.