Watts 985GD-20, Инструкция по установке, эксплуатации и обслуживанию

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10 IOM-A-ACV-985-20_685-20 2115 EDP# 1917104 © 2021 Watts IOM-A-ACV-985-20_685-20 2115 EDP# 1917104 © 2021 Watts 11
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
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 & Washer ASTM A570 Gr.33 Zinc Plated Steel
5 Upper Body ASTM A536 65-45-12 Epoxy Coated Ductile Iron
6 Gasket Seal Buna-N (Nitrile)
7 Body ASTM A536 65-45-12 Epoxy Coated Ductile Iron
8 Stem Nut ASTM A276 304 Stainless Steel
9 Lock Washer ASTM A276 302 Stainless Steel
10 Diaphragm Washer ASTM A536 65-45-12 Epoxy Coated Ductile Iron
11 Diaphragm* Buna-N (Nitrile)
12 Inner Bearing Bolts** (3" and Smaller) ASTM A276 304 Stainless Steel
13 Inner Bearing Retainer** (3" and Smaller) ASTM A276 302 Stainless Steel
13A Bearing Retaining Ring** (4" and Larger) ASTM A276 302 Stainless Steel
14 Inner Bearing ASTM A276 304 Stainless Steel
15 O-ring* Buna-N (Nitrile)
16 O-ring* Buna-N (Nitrile)
17 Upper Stem ASTM A276 304 Stainless Steel
18 Lower Stem ASTM A276 304 Stainless Steel
19 Spring ASTM A276 302 Stainless Steel
20 Disc Retainer ASTM A536 65-45-12 Epoxy Coated Ductile Iron
21 Spacer Washer* NY300 Fiber
22 Disc* Buna-N (Nitrile)
23 Disc Guide ASTM A743 CF8M (316) Stainless Steel
24 Lock Washer ASTM A276 304 Stainless Steel
25 Stem Nut ASTM A276 304 Stainless Steel
26 Seat Ring*** ASTM A743 CF8M (316) Stainless Steel
26A Seat Screw*** (8" and Larger) ASTM A276 304 Stainless Steel
27 Seat Gasket * Buna-N (Nitrile)
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9
10
10
12
13A
13
14
15
16
17
18
19
20
21
22
23
24
26A
25
26
27
11
1
2
3
4
5
6
7
8
9
10
10
12
13A
13
14
15
16
17
18
19
20
21
22
23
24
26A
25
26
27
11
1
2
3
4
5
6
7
* Contained in Main Valve Repair Kit
**4 inch and larger valves do not require Bearing Bolts
***6 inch and smaller valves, Seat Ring is threaded
ACV Assembly Diagram – Series 985GD-20