Progressive EMS-HW50C unit
We have Porgressive EMS-HW50C about 1.5 years old and hardwired at the dealership into our new camper. Yesterday about 1:00 a.m. we heard this loud tapping noise. We thought we had a large rat in ou...
Forum Discussion
BillyandKris wrote:
Maybe we should just bypass the EMS since we really don't need it here with our constant power source. We are totally running on the big generator; no shore power here.
:h I would have thought your ATS should have been wired to switch the EMS out of the circuit when running on the generator - no? :@ Yet another reason IMO to install a hardwire EMS using connectors instead of just hard wiring it in - whenever there may be a need (such as apparently in this case) total removal from the circuit takes but seconds. :B
Which raises another point - if your EMS is not bypassed when running on the genset then this would be a good reason to get the system rewired so it is ... but if you never run on shore power why did you have an EMS installed in the first place? :h
"Big generator" or not I'd say that's what's causing your EMS to chatter ... run it on shore power and I bet it would be fine, unless of course the relay points in the contactor are now so pitted it can't help but chatter. :M
