Water Circulation Pumps & Circulators Plus Two Multi-Purpose Valve ©Taco Catalog # 300-4.
1 Stainless Steel Spring 2 Bronze Gland (Thread Guide) 3 Stem Packing 4 Calibrated Nameplate 5 Metering Port 6 Ductile Iron Valve Body 7 Valve Body “O” Ring 8 Replaceable EPDM Soft Seat 9 Bronze Seat Disc 4 10 1 2 7 11 3 10 Memory Indicator 11 Stem 8 9 5 6 Typical Installation BASE MOUNTED SINGLE SUCTION PUMP VERTICAL IN-LINE PUMP
Design Features The new Taco “Plus Two” Multi-Purpose Valve combines all the valve functions that are normally required on the discharge side of a centrifugal pump in a hydronic heating or cooling system into one body. It is a Shut-Off Valve, a Non-Slam Check Valve, a Balancing Valve, and a Flow Metering Valve, and now it is field convertible from a straight pattern to a 90 degree right angle pattern.
Dimensional Data Plus Two Multi-Purpose Valve (Threaded or Flanged Connection) Model Number B B (Class 125*) (Class 250*) Size Connection A MPV 015-4 1 1 ⁄ 2 (38.1) NPT Threaded 8.00 (203) 1.44 (037) MPV 020-4 2 (50.8) NPT Threaded 8.00 (203) 1.44 (037) MPV 025-4 2 1 ⁄ 2 (63.5) NPT Threaded 10.63 (270) CV Weight (125#) Weight (250#) 1.3 (33.0) 69 12 (5.5) 12 (5.5) 1.3 (33.0) 77 12 (5.5) 12 (5.5) 7.30 (185) 1.6 (40.6) 122 32 (15) 32 (15) 46 (21) C D E F 1.44 (037) 4.
