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10          IOM-A-ACV-930-01_630-01   2115 

EDP# 1917084 

© 2021 Watts

IOM-A-ACV-930-01_630-01   2115 

EDP# 1917084 

© 2021 Watts         11

Optional 

Xylan 

Coating

17A

6

1

2

3

4

5

7

8

9

11

12

13

14

15

16

17

18

10

Item

Description

Material

1

Pipe Plug

Lead Free Brass

2

Cover 

ASTM A536 65-45-12 Epoxy Coated Ductile Iron

3

Cover Bearing

ASTM A276 304 Stainless Steel

4

Stud with Cover Nut and Washer

ASTM A570 Gr.33 Zinc Plated Steel

5

Body

ASTM A536 65-45-12 Epoxy Coated Ductile Iron

6

Spring

ASTM A276 302 Stainless Steel

7

Stem Nut

ASTM A276 304 Stainless Steel

8

Lock Washer

ASTM A276 304 Stainless Steel

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 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 304 Stainless Steel

18

Seat Gasket*

Buna-N (Nitrile)

* Contained in Main Valve Repair Kit

**Note: 6 inch and Smaller Valves, Seat Ring is threaded

Installation: If unit is installed in any orientation other than 

horizontal (cover up) OR extreme space constraints exist, 

consult customer service prior to or at the time of order. 

NOTICE

ACV Assembly Diagram – Series 930GD-01

Summary of Contents for AMES 930GD-01

Page 1: ...2 Setting the Solenoid Control Valve 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...

Page 2: ...d 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...

Page 3: ...valve does not include a bleed valve bleed air by loosen ing a fitting on the valve or a plug at the highest point of the valve assembly STEP 5 Pressure the line by opening the upstream isolation val...

Page 4: ...e main valve checking that the main valve opens STEP 8 Actuate either electrically or manually the solenoid to closed position to check that the main valve closes STEP 9 Closing Speed Needle Valve Adj...

Page 5: ...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 6: ...ion 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 Block...

Page 7: ...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 8: ...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 9: ...uts 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 integri...

Page 10: ...ess 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 Spac...

Page 11: ...IOM A ACV 930 01_630 01 2115 EDP 1917084 2021 Watts 11 NOTES...

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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