Owner manual

39
14
A
INLET
2
8
4
7
6
3
5
20
9
1
14
C
B
FULL OPEN
CLOSED
AIR INTAKE
(VACUUM BREAK)
OUTLET
ADJUSTABLE
AIR EXHAUST
ADJUSTING
SCREW
LOCK NUT
INLET-DISC
OUTLET- DISC
THROTTLING
DEVICE
1/2" thru 3"
Air And Vacuum Valves with Double Port
Throttling Device (For Well Service)
Series 37
CLA-VAL
Copyright Cla-Val 2007 Printed in USA Specifications subject to change without notice.
P.O. Box 1325 • Newport Beach, CA 92659-0325 • Phone: [phone] • Fax: [phone] • E-mail: [e-mail] • Website cla-val.com
©
PL-Model AC (R-9/06)
PARTS LIST
Detail No.
1
2
3
4
5
6
Part Name
Body
Cover
Baffle
Seat
Float
Gasket
Material
Cast Iron ASTM A126, Class B
Cast Iron ASTM A126, Class B
Ductile Iron ASTM A536-51T
Buna-N
®
Stainless Steel T316 ASTM A276
Garlock #3000 (Non-Asbestos)
Detail No.
7
8
9
14
20
Part Name
Cover Bolt
Retaining Screw
Guide Bushing
Pipe Plug
Guide Shaft
Material
Alloy Steel ASTM A449, Grade 5
Stainless Steel T316 ASTM A276
Stainless Steel T316 ASTM A276
Malleable Iron
Stainless Steel T316 ASTM A276
Model 37 Well Service Valves
Note: Manufactured to meet ANSI/AWWA C512-04
No Head
Pump
Capacity
GPM
Model No.
Valve
Size
A
Major
Diameter
WT.
300 MWP
0-350 370-WS 1/2" 18" 7" 16
351-1350 371-WS 1" 22" 9 1/2" 26
1351-4000 372-WS 2" 29 1/2" 12" 50
4001-7000 373-WS 3" 31 1/2" 12" 60