Is my BIRD working?
OK, so my chassis batteries keep going down, even when plugged in. When I run the genny they do not charge, when I run the engine they do charge. When plugged in I do not hear any clicking from th...
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holstein13 wrote:cvbdsl wrote:Chris, please take a look at this .pdf document from Newmar: https://comnet2.newmarcorp.com/instance1Env99NEWMAR/html/images/SS2011Electrical12V.pdfholstein13 wrote:
Newmar no longer uses the BIRD. Now they use a BIM, Battery Isolation Manager.
Any idea if it backwards compatible (e.g. can I swap it in for the BIRD)? If I have to replace it, might as well use the latest technology?
The BIRD uses an additional separate disconnect relay and the BIM does not which suggests to me that you might possibly be able to do this. But please don't take any advice from me. Read the document and call Newmar for guidance.
I think you are mistaken. The BIM solenoid is NOT the battery disconnect solenoid. Just as the Big Boy solenoid on the BIRD system is NOT the battery disconnect solenoid. They do use a separate solenoid to disconnect the coach batteries. The battery disconnect solenoids are rated at no more than 100 amps DC current thru them. The BIM and BIRD Big Boy solenoids are rated at 200 amps current. Doug
