Prior to ordering a fire pump you have run your calcs, the system works, you have reached out to Hydro-Lectric Equipment and submitted on an Aurora Fire Pump and it’s time to order. Don’t fall short of delivering a superior product and service because you ordered the wrong rotation on a 912 Aurora Split Case Fire Pump. Call us at 214-340-5974 or visit www.HLEPUMP.com
In the meantime use below diagram for determining rotation for Aurora Split Case Fire Pumps 
and don’t worry. We will bug you and bug you again to determine rotation.