Watts AMES 650GD Installation, Operation And Maintenance Manual Download | Manualshive

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10 IOM-A-ACV-950_650 2115

EDP# 1917070

© 2021 Watts

IOM-A-ACV-950_650 2115

EDP# 1917070

© 2021 Watts 11

NOTES

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Summary of Contents for AMES 650GD

Page 1: ...ate of Flow Controls 3 Maintenance Schedule 6 Trouble Shooting Guide 6 Valve Disassembly Instructions 8 ACV Schematic 11 Local building or plumbing codes may require modifica tions to the information provided You are required to consult the local building and plumbing codes prior to installation If the information provided here is not consistent with local building or plumbing codes the local code...

Page 2: ...ves upstream and downstream of the main valve 4 Provide adequate clearance for valve servicing and maintenance Refer to valve servicing dimensions on next page Avoid installing valves 6 and larger in the vertical position main valve stem horizontal Automatic Control Valves ACVs are designed for horizon tal in line installation with the cover facing up main valve stem vertical Slow operation or pre...

Page 3: ...isolation valve slowly Air is vented through the air bleed valve Tighten the fitting when liquid begins to vent See Figure 1 Repeat the process until no air is trapped in the system STEP 4 Slowly open downstream isolation valve to establish flow through the system Globe Angle Size in 11 4 11 2 2 21 2 3 4 6 8 10 12 14 16 20 24 A in 16 16 20 22 22 24 32 34 38 44 48 52 56 56 B in 10 10 12 14 14 16 24...

Page 4: ...g the meter register adjust the Rate of Flow Control Turn the adjustment screw IN clockwise to increase the flow rate regulated See Figure 2A Turn the adjustment screw OUT counterclockwise to reduce or lower the flow rate regulated See Figure 2B STEP 8 Closing Speed Needle Valve Adjustment The closing speed needle valve regulates fluid pressure into the main valve cover chamber controlling the val...

Page 5: ...lve specification sheets for approximate cover capacity A continuous flow of water from the open port indicates a damaged diaphragm or loose disc diaphragm assembly Disassemble valve and replace diaphragm or tighten disc diaphragm assembly Test 2 Seat Seal Test 1 Close downstream isolation valve and install pressure gauges on an open inlet and outlet port of main valve 2 Open upstream isolation va...

Page 6: ...ed position Can be adjusted in field Main Valve will not close Closed isolation valves in pilot system Check isolation valves ensure open Diaphragm is damaged Conduct diaphragm seal test repair and replace if necessary Main valve stem assembly corroded damaged Inspect stem assembly clean replace if necessary Blockage in main valve Perform freedom of movement test if valve does not close disassembl...

Page 7: ...r Remove cover nuts and washers 3 Remove the cover If cover is not free to be removed loosen it by tapping upward along its outside edge with a dull cold chisel pic tured above a Large valves may require the installation of lifting eye bolts in order to facilitate cover removal installation ports are provided on the cover for this purpose 4 Remove the Disc and Diaphragm Assembly from the valve bod...

Page 8: ...re brush or by using a Mineral Dissolving Solution Inspect parts for wear and replace if necessary 7 Inspect valve seat If seat is not damaged removal is not necessary Valve seats 6 and smaller are threaded into the body of the valve and require a seat removal tool Figure 4 Table 1 details the tool dimensions for seat removal Valve seats 8 and larger are held in the valve body with stainless steel...

Page 9: ...er Nuts in a crossing pattern to ensure even distribution Test the Disc and Diaphragm Assembly for smooth travel by following the Freedom of Movement Test procedure in previous section 11 Test the integrity of the Seat Seal by following the Seat Seal Test procedure in previous section 12 Return valve to service by following instructions on the Technical Bulletin matching the valve function Size in...

Page 10: ...ss Steel 10 Diaphragm Washer ASTM A536 65 45 12 Epoxy Coated Ductile Iron 11 Diaphragm Buna N Nitrile 12 Disc Retainer ASTM A536 65 45 12 Epoxy Coated Ductile Iron 13 Seat Disc Buna N Nitrile 14 Spacer Washer x5 NY300 Fiber 15 Disc Guide ASTM A743 CF8M 316 Stainless Steel 16 Shaft ASTM A276 304 Stainless Steel 17 Seat Ring ASTM A743 CF8M 316 Stainless Steel 17A Seat Screw 8 and Larger ASTM A276 30...

Page 11: ...IOM A ACV 950_650 2115 EDP 1917070 2021 Watts 11 NOTES ...

Page 12: ...osts resulting from labor charges delays vandalism negligence fouling caused by foreign material damage from adverse water conditions chemical or any other circumstances over which the Company has no control This warranty shall be invalidated by any abuse misuse misapplication improper installation or improper maintenance or alteration of the product Some States do not allow limitations on how lon...

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