Recent content by caplack

Schumacher Battery Tender Thanx for all the responses. The model is an SE-1-12S, or SF-1-12S. I left it plugged in yesterday while monitoring it. The DVM eventually read ~14Vdc and then the RED LED on the tender went ON. I was glad to see that. After about 20-30 seconds I started to lower...

Schumacher tender I just installed a Schumacher 1.5A tender and don't know if it is really working. The manual, and their technical adviser, say the same thing which is: "Green LED indicates Power ON @120VAC. When battery is fully charged the RED LED should go ON indicating a FULL charge and...