Dimensions/weights (approximate) in mm and kg

Weight

Scrd/SW/BW Flgd

1.4

2.9

1.4

3.5

1.5

4.1

Spare parts

The spare parts available are shown in solid outline. Parts drawn

in broken line are not supplied as spares.

A A1 B C D E

1⁄2"DN15 95 150 94 64 17 37

Size

3⁄4"DN20 95 150 94 64 19 37

Available spares

Capsule and seat assembly set

Strainer screen

(packet of 3)

Set of cover gaskets (packet of 3)

How to order spares

2, 3, 17, 18

5

7

1"DN25 95 160 94 64 23 37

E Withdrawal distance for seat assembly

Always order spares by using the description given in the column

headed 'Available spares' and state the size and type of air vent.

Example: 1 - Capsule and seat assembly set for a Spirax Sarco

DN25 AVS32 air vent.

9*

(not an available spare)

C

D

Safety information,

installation and maintenance

For full details see the Installation and Maintenance Instructions

(IM-P123-17) supplied with the product.

Installation note:

The AVS32 is designed for installation with the capsule in a

horizontal plane with the cover at the top.

The AVS32 should be positioned at the highest point of the steam

main or plant where the air collects. The outlet should be piped to

a safe place.

For ease and maintenance, consideration should be given to fitting

isolation valves upstream and downstream of the air vent.

The air vent must not be insulated.

Disposal

This product is recyclable. No ecological hazard is anticipated with

the disposal of this product, providing due care is taken.

How to order

Example: 1 off Spirax Sarco 1⁄2" AVS32 air vent having screwed

BSP connections.

Recommended tightening torques

A

B

18

3

7

5

Pipeline ancillaries

Air vents and air eliminators

17

A1

2

TI-P123-16 ST Issue 5

AVS32 Stainless Steel Air Vent for Steam Systems

Item Part

3

Valve seat

9

Cover bolts

or

mm

N m

24 A/F

16 A/F

M10 x 30

115 - 125

23 - 27

7.12.6