S201/S202 Repair Kit Includes: Key # Description 5* Closing Cap Gasket; neoprene 7A* Diaphragm; nitrile 16* Disk Holder Assy. 19* O-Ring; nitrile Parts Not Shown in this Diagram: Key # Description 18 Cap Screw; Cd-plated steel; (2 req’d.); attaches body (Key #21) to union rings (Key #9B) to affix body to diaphragm case / spring case assembly. 46 Pipe Plug; 1/8” NPT Brass 55-62 (See Vent/Flapper Detail)
1
4
3
5*
2
Key#
7B
8
Description
Key#
Description
1 Spring Case; aluminum 16* Disk Holder Assy. 2 Spring; steel 18 Cap Screw; Cd-plated steel; (2 req’d.) 3 Adjusting Screw; aluminum 19* O-Ring; nitrile 4 Closing Cap; aluminum 20 Seat Ring; aluminum 5* Closing Cap Gasket; neoprene 21 Body; Cast Iron 6 Lower Spring Seat; aluminum 24 Stem; plated steel 7A* Diaphragm; nitrile 25 Relief Valve Spring; plated steel 7B Diaphragm Head; steel 46 Pipe Plug; 1/8” NPT brass 8 Pusher Post; aluminum 55 Flapper Stem; 302 SST 9 Lower Casing Assy.; aluminum 56 Lower Flapper; nylon 9B Union Ring; aluminum; (2 req’d.) 57 Upper Flapper; nylon 10 Lever; steel 58 Seat Ring; 302 SST 11 Pin; 303 SST 59 Self-Tapping Screw; steel; (3 req’d.) 12 Machine Screw; steel; (2 req’d.) 60 Spring; 302 SST; (2 req’d.) 13 Valve Stem Assy. 61 Screen; Monel 14 Cap Screw; steel; (12 req’d.) 62 Snap Ring; 302 SST 15 Hex Nut; Cd-plated steel; (12 req’d.) * Recommended Spare Part; * Included in S201/S202 Repair Kit: RS201X00012
24
25 14
Type S202
6
21
15
7A*
9 19*
INLET PRESSURE OUTLET PRESSURE ATMOSPHERIC PRESSURE
10
11
12
13 9B
16* 20