How do I winterize my Sun Joe pressure washer? (SPX Pressure Washers) You can protect your pressure washer from winter damage by following these steps:Disconnect all water connections.Turn on the machine for a few seconds, until any remaining water exits the pump. Turn off immediately.Store the machine and accessories in a room that does not reach freezing temperatures. Do not store near a furnace or other sources of intense heat as it may dry out the pump seals. Related articles Battery and Unit Compatibility Guide Why does the SPX series motor not start? SPX2599-MAX Electric Pressure Washer What is SAE 304 Stainless Steel? Keep Your Sun Joe Pressure Washer Running Leak-Free