Hi everybody, We are trying to change the original battery (out of order) by a DIY LiPo external battery on the Bosch GBH 36V cordless Hammer. Somebody knows how to connect ? If we connect only the two battery slots +/- we don't have current and the hammer don't run. What to do with the third...

Hello british cavers, I am a french caver from the city of Montpellier (so, I'm very sorry for my bad english) and creator of the " SOUTERNET " website (http: // speleoclpa.free.fr). This week, after posting on line the album off the headlamps LEDs homemade...