Proco Products, Inc. IOMSeries700R3 Page 2 of 13
Table of Contents
1.0 Introduction ....................................................................................................................................... 3
1.1 Style 710/711: ProFlex Flanged Rubber Check Valve ................................................................. 3
1.2 Style 720: ProFlex Flanged In-Line Rubber Check Valve ........................................................... 3
1.3 Style 730/731: ProFlex Slip-On Rubber Check Valve ................................................................. 3
1.4 Style 740: ProFlex In-Line Slip-In Rubber Check Valve ............................................................. 3
1.5 Style 750: ProFlex Jacketed In-Line Flanged Rubber Check Valve ............................................. 4
1.6 Style 790: ProFlex Low Head Loss In-Line Rubber Check Valve ............................................... 4
2.0 Storage and Handling ........................................................................................................................ 5
2.1 Storage .......................................................................................................................................... 5
2.2 Handling ........................................................................................................................................ 5
3.0 Prior to Installation ........................................................................................................................... 5
3.1 Inspect the Received Check Valve ................................................................................................ 5
3.2 Verify the System Parameters ....................................................................................................... 5
3.3 Check Valve Mating Surface ........................................................................................................ 5
3.4 Safety Area .................................................................................................................................... 5
4.0 Installation ......................................................................................................................................... 6
4.1 ProFlex Check Valve Installation ................................................................................................. 6
4.1.1 Style 710/711: ProFlex Flanged Rubber Check Valve Installation ...................................... 6
4.1.2 Style 720: ProFlex Slip-In Flanged Rubber Check Valve Installation ................................. 7
4.1.3 Style 730/731: ProFlex Sleeved Rubber Check Valve Installation ....................................... 7
4.1.4 Style 740: ProFlex In-Line Slip-In Rubber Check Valve Installation .................................. 8
4.1.5 Style 750: ProFlex Jacketed In-Line Flanged Rubber Check Valve ............................................. 9
4.1.6 Style 790: ProFlex Low Head Loss Inline Rubber Check Valve Installation ..................... 10
4.1.7 Flange Bolt Torqueing (Style 710/720/750 & Flanged 790) .............................................. 11
4.1.8 Anchor Bolts/Pins (Style 730/740/790) .............................................................................. 11
5.0 Operation......................................................................................................................................... 12
6.0 Maintenance .................................................................................................................................... 12
7.0 Appendix A ..................................................................................................................................... 13
7.1 Torque Data ................................................................................................................................ 13
7.2 Sample Torqueing Patterns ......................................................................................................... 13
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