Construction materials, Parts list – Cla-Val 34AR Series User Manual
Page 2
CONSTRUCTION MATERIALS
Standard materials of construction are listed in Tables below for Simple and Compound Level ARVs.
All internal componets are stainless steel with the exception of the orifice button.
General details of construction are illustrated in Figure 2. The body (1) is threaded for connection to the pipline. The seat
(4) is threaded into the cast cover (2).
STANDARD WORKING PRESSURE 175 PSI
TEST PRESSURE 300 PSI
PIPE PLUG
OPTIONAL
4 3/4"
INLET
OUTLET
5 1/4"
<
<
<
<
STANDARD PRESSURE
(WORKING PRESSURE)
175 P.S.I.
TEST PRESSURE 500 P.S.I.
INLET
OUTLET
Item
Description
Material
1
Body
Cast Iron
10
Float Arm*
Stainless Steel
2
Cover
Cast Iron
11
Orifice Button* Buna-N
®
3
Lever Frame*
Stainless Steel
12
Pivot Pin*
Stainless Steel
4
Seat*
Stainless Steel
13
Pin Retainer*
Stainless Steel
5
Float*
Stainless Steel
17
Float Retainer* Stainless Steel
6
Gasket*
Non-Asbestos
21
Locator*
Stainless Steel
7
Cover Bolt
Alloy Steel
34
Lock Washer*
Stainless Steel
Item
Description
Material
1
Body
Cast Iron
13
Retaining Ring*
Stainless Steel
2
Cover
Cast Iron
14
Pipe Plug
Iron
3
Lever Frame*
Stainless Steel
17
Float Retainer*
Stainless Steel
4
Seat*
Stainless Steel
18
Lock Nut*
Stainless Steel
5
Float*
Stainless Steel
19
Link*
Stainless Steel
6
Gasket*
Non-Asbestos
21
Locating Pin*
Stainless Steel
7
Cover Bolt
Alloy Steel
22
Orifice Button Arm* Stainless Steel
8
Retaining Screw* Stainless Steel
30
Washer*
Stainless Steel
10
Float Arm*
Stainless Steel
33
Clevis*
Stainless Steel
11
Orifice Button*
Buna-N
®
34
Lock Washer*
Stainless Steel
12
Pivot Pin*
Stainless Steel
*Recommended Repair Part Kit
*Recommended Repair Part Kit
Figure 2. Simple Lever Air Release Valves
Figure 2. Compound Lever Air Release Valves
PARTS LIST
PARTS LIST