A term used to describe a valve seat where the valve seat and valve stem share a common center. In this design, the valve can seal against the seat no matter how it is rotated. cylinder head. The part of the engine that is bolted to the engine block and caps off the top of the combustion chamber.
Heat Pump â The heat pump is built into the AC and works great if you use it correctly. From my experience and mistakes Iâve learned a lot about this little heat pump: 1. The Heat Pump does not work when temperatures are below 45 degrees. 2. Do not attempt to run the heat pump when plugged into a 20a outlet, use the heat pump when youâre plugged into a 30a or 50a plug. 3.
You home will be warm and cosy in the morning and at this temperature the heat pump is extremely cost efficient. General guidelines. In the summer time you could run your heat pump at 20 degrees and if you were to run it all night you could increase the temp to 22 degrees. Summer time humidity can get even the most hardy person down so set you heat pump to the dry mode and enjoy the cooler drier temperatures.