Instruction Manual

A. Installation
A.1 The air valve will be
mounted on a riser,
connected to the top of the
pipe.
A.2 An isolating valve will be
installed below the air
valve.
B. Basic, Periodic, Maintenance
B.1 Shut the isolating valve below the air valve.
B.2 Unscrew the body of the Automatic air valve (1).
B.3 Remove the Clamping Stem and the float in the
automatiic component and wash the inside of the body,
the Clamping Stem, the float, and the Rolling Seal ,with
clean water.
B.4 Check to make sure the Rolling Seal is unharmed (not
torn or cracked) and is attached precisely in the middle of
its groove in the float.
B.5 Unscrew the bolts (15) that connect the main valve cover
(11) to its body (17).
B.6 Wash the body , the screen and the cover in clean water in
order to remove coarse grime or accumulated scale.
B.7 Check body & cover coating for rust points. Recoat if
necessary
B.8 Reinstall in reverse order and fasten and tighten all bolts.
Make sure to re-assemble the upper air valve correctly:
First, insert half the length of the rolling seal tail into its
groove in the body (1), and then, push the rest of the way,
to the end of the groove, using the Clamping . Make sure
the Rolling Seal is set in place.
B.9 Open the isolating valve beneath the air valve.
Parts Specification
1. S-050 S-050-C Body Cast Iron / Reinforced Nylon
2. Lifting Ring Steel Cadmium Plated
3. Crown Nut Stainless Steel
ASTM A 276
4. Washer Stainless Steel ASTM A 276 5.
Bolt Stainless Steel ASTM A 276 6.
Screen cover Cast Iron ASTM A48
7. Nut Stainless Steel
ASTM A 276
8. Bolt Stainless Steel ASTM A 276 9.
Screen Stainless Steel SAE 304
10. Nipple Brass
11. Cover Cast Iron ASTM A48
12. Nozzle Seat St.St. SAE 403 or 316
13. Nozzle Seal Buna- N or E.P.D.M.
14. O-ring Buna- N
15. Bolt & Nut Stainless Steel
ASTM A 276 16.
Float Stainless Steel SAE 316
17. Body Cast Iron ASTM A48
18. Plastic Plug Plastic
Installation and Maintenance of
A.R.I FLOW CONTROL ACCESSORIES
A.R.I.’s D-060 Combinati
on Air Valves