Sharp R-1510 Microwave Oven "installing duct damper" Questions

...damper and its fine and the duct is connected to the outside. The exhaust motor was not installed properly - it has to be turned 90 degrees so that the blower openings face up instead of the front. ...

Remove Sharp R-1510 from under cabinet bracket I simply want to take the Sharp R-1510 down so we can in install an exhaust damper and ducting. HOW do you get the little tabs to release the unit so you

damper mounted to the top of the micro which will attach to the vent duct work. You will need an outlet in the cabinet above the micohood. This should be on a circuit of it's own. The microhood should