Trojan UVMAX E VIQUA 650369 UV System (= E4 602806 602733 650716-007) 28GPM NOS!
UV Lamp: 602654-003LPHO / 602806. TROJANUV MAX Model E S/N 005119. Printed manual gives flow rates of 8-28 gallons per minute. PDF manual shows 28 GPM at 16 dose and 15 GPM at 30 dose (see photos of charts.).