It looks like a solder bridge. Sometimes there can be a jumper that you need to put, sometimes it is just two very close pads that you join with a blob of solder.
I think that is a metal oxide varistor (MOV) or another TVS (Transient Voltage Supressor). Look at this symbol table.
The MOV symbol is near the middle of the table, with an image.
Best Answer
According to Edraw: Standard Process Flow Diagram Symbols and Their Usage, it is the symbol for a pump.