background image

Size (in)

3

4

6

8

10

12

16

20 & 24

P/N

0677-01

0677-01

0677-02

0677-03

0677-04

0677-05

0677-09

0677-11

8.  Replace Seat Disc, Diaphragm and Spacer Washers provided in Main Valve repair kit (refer to Table 2 or 3 for correct repair kit part 

number). Re-assemble in the reverse order of disassembly.

9.    

 

Re-Install Disc and Diaphragm Assembly in the valve, taking care not to damage the lower guide area in the center of the valve    

  seat.

10.  Re-install Cover Spring. Replace Valve Cover and tighten Cover 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)

1

 

1/4

1

 

1/2

2

2

 

1/2

10 

12 

14 

16 

P/N

0677-01

0677-01

0677-02

0677-03

0677-04

0677-05

0677-06

0677-07

0677-08

0677-09

0677-10

0677-11

Table 3: Reduced Port Valve (605GD/605AD) Repair Kits

Table 2: Full Port Valve (905GD/905AD) Repair Kits

10          IOM-A-ACV-910-15_610-15   2115 

EDP# 1917036 

© 2021 Watts

IOM-A-ACV-910-15_610-15   2115 

EDP# 1917036 

© 2021 Watts         11

Summary of Contents for AMES 910GD-15

Page 1: ...ng the Pressure Reducing Control 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...

Page 2: ...and operation without disassembly 3 Install isolation valves upstream and downstream of the main valve 4 Connect solenoid wiring leads to desired switching device using safe standard electrical practi...

Page 3: ...4 48 52 D in 10 10 12 14 14 16 24 26 28 30 34 40 STEP 4 To ensure proper operation any trapped air will need to be bled off the valve cover during startup If your ACV includes a bleed valve use a flat...

Page 4: ...ment screw OUT counterclockwise increasing the rate of opening IF recovery of downstream pressure is too quick as indicated in a rapid increase in pressure possibly higher than the desired set point t...

Page 5: ...id pressure into the main valve cover chamber controlling the valve closing speed If the downstream pressure fluctuates slightly above the desired set point turn the adjustment screw OUT counterclockw...

Page 6: ...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...

Page 7: ...djust opening speed control to verify functionality adjust as required Standard setting for open ing speed control is 1 1 2 2 1 2 turns open from full closed position Can be adjusted in field Main Val...

Page 8: ...move 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...

Page 9: ...rush 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 thread...

Page 10: ...ts 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 integrit...

Page 11: ...el 9 Stem Washer ASTM A276 304 Stainless 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 Iro...

Page 12: ...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 cont...

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