A.R.I. D026 User Manual

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COMBINATION AIR VALVE FOR SEWAGE
MODEL D- 026

A. Installation

1. The SAV (sewage air valve) should be installed vertically on a
riser on the crown of the pipeline.

2. An inlet isolating valve should be installed underneath the SAV.

B. Periodic Maintenance

1. Frequency of periodic maintenance depends on suspended solids and

2. Shut the isolating valve underneath the air valve.

3. Open the two pressure relief valves (1) and make sure that internal

4. Open all six screws (2 ) on the top cover of the air valve.

5. Pull out the mechanism (together with the cover) (3+4).

6. Reassemble and tighten the screws.

7. Close the pressure relief valves and open the

grease load conditions. With high load conditions of suspend solids and/or
grease the frequency can be once a month, with a low loads it can be once
every year.

pressure is released.

Rinse it and the inner part of the body.

Pay attention to correct placement of the
O-ring seal.

isolating valve.

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A.R.I FLOW CONTROL ACCESSORIES

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