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).
OUTLET
17
34
PIPE PLUG
OPTIONAL
4 3/4"
INLET
5 1/4"
21
4
2
6
3
13
12
10
11
7
5
1
TEST PRESSURE
1.5 TIMES
WORKING PRESSURE
INLET
OUTLET
4
7
2
6
11
22
34
18
3
33
1
5
14
30
8
12
13
19
10
17
14
21
TEST PRESSURE
1.5 TIMES
WORKING PRESSURE
7"
10"
Item
Description
1
Body
10
Float Arm*
2
Cover
11
Orifice Button*
3
Lever Frame*
12
Pivot Pin*
4
Seat*
13
Pin Retainer*
5
Float*
17
Float Retainer*
6
Gasket*
21
Locator*
7
Cover Bolt
34
Lock Washer*
Item
Description
1
Body
13
Retaining Ring*
2
Cover
14
Pipe Plug
3
Lever Frame*
17
Float Retainer*
4
Seat*
18
Lock Nut*
5
Float*
19
Link*
6
Gasket*
21
Locating Pin*
7
Cover Bolt
22
Orifice Button Arm*
8
Retaining Screw*
30
Washer*
10
Float Arm*
33
Clevis*
11
Orifice Button*
34
Lock Washer*
12
Pivot Pin*
*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
