Gorman-Rupp Pumps UNIT 608 1347755 thru 1395613 - Manual (Page 17)

OM−01228 UNIT SERIES
OPERATION PAGE C − 4
Cold Weather Preservation
In below freezing conditions, drain the pump to
prevent damage from freezing. Also, clean out any
solids by flushing with a hose. Operate the pump
for approximately one minute; this will remove any
remaining liquid that could freeze the pump rotat-
ing parts.