SPX FLOW W70 Series User Manual

10/2023 95-03087 Page 5
Waukesha Cherry-Burrell
®
Brand W70 Series Mix Proof Valves Table of Contents
Removing Valve from System ............................................................................................... 26
Disassembly of Valve Stems ................................................................................................. 27
Adapter Bearings and O-rings ............................................................................................... 28
Inner O-ring and Bearing Replacement .................................................................... 28
Outer O-ring Replacement ........................................................................................ 28
Tri Ring Seat Replacement ................................................................................................... 29
Radial Seat Ring Replacement (for W72RS Lower Stem) .................................................... 30
Tef Flow® P Seat Replacement with W71 Stems ................................................................. 31
Upper Stem Tef Flow® P Seat Removal .................................................................. 31
Upper Stem Tef Flow® P Seat Installation ............................................................... 32
Lower Stem Tef Flow® P Seat Removal .................................................................. 33
Lower Stem Tef Flow® P Seat Installation ............................................................... 34
Lower Bearing Carrier O-ring and Bearing Replacement ...................................................... 35
Actuator O-ring and Bearing Replacement ............................................................................ 36
Removal of O-rings and Bearings, Non-Seat Lifting Actuators ................................. 36
Removal of O-rings and Bearings, Seat Lifting Actuators ........................................ 37
Installation of Piston and Spring Assembly Using Insertion Sleeve
for W71/W73 4" Diameter Actuators ..................................................... 38
Reassembly of Valve Stems .................................................................................................. 39
Upper Stem Assembly .............................................................................................. 39
Lower Stem Assembly .............................................................................................. 39
Parts Lists ...............................................................................................................40
W71 Mix Proof Seat Lift Valve ............................................................................................... 40
W71 Mix Proof Seat Lift Valve with External Flush ................................................................ 42
W71 Mix Proof Seat Lift Valve with Steam Adapter ............................................................... 44
W71 Mix Proof Non-Seat Lift Valve ....................................................................................... 46
W71 Mix Proof Non-Seat Lift Valve with External Flush ........................................................ 48
W71 Mix Proof Non-Seat Lift Valve with Steam Adapter ....................................................... 50
W72RS Mix Proof Seat Lift Valve .......................................................................................... 52
W72RS Mix Proof Seat Lift Valve with External Flush ........................................................... 54
W72RS Mix Proof Seat Lift Valve with Steam Adapter .......................................................... 56
W72RS Mix Proof Seat Lift Valve with Upper Balancer Option ............................................. 58
W72RS Mix Proof Non-Seat Lift Valve .................................................................................. 60
W72RS Mix Proof Non-Seat Lift Valve with External Flush ................................................... 62
W72RS Mix Proof Non-Seat Lift Valve with Steam Adapter .................................................. 64
W72RS Mix Proof Seat Lift Tank Outlet Valve ...................................................................... 66
W72RSP Mix Proof Seat Lift Valve ....................................................................................... 68
W72RSP Mix Proof Seat Lift Valve with External Flush ........................................................ 70
W73 Divert Mix Proof Seat Lift Valve ..................................................................................... 72
W73 Divert Mix Proof Seat Lift Valve with External Flush ..................................................... 74
W73 Divert Mix Proof Non-Seat Lift Valve ............................................................................. 76
W73 Divert Mix Proof Non-Seat Lift Valve with External Flush ............................................. 78
Mix Proof Valve Bodies for W71, W72RS, W72RSP, and W73 Valves ................................. 80
W71/W73 Seat Lift Actuator .................................................................................................. 82
W71/W73 Non-Seat Lift Actuator .......................................................................................... 84
W72RS/W72RSP Seat Lift Actuator ...................................................................................... 86
W72RS Non Seat Lift Actuator .............................................................................................. 88
Installation Tools ....................................................................................................90
Troubleshooting .....................................................................................................94

SPX FLOW W70 Series Specifications

General

Brand	SPX FLOW
Model	W70 Series
Category	Control Unit
Language	English