Pipeline ancillaries
Air vents and air eliminators
Dimensions/weights (approximate) in mm and kg
Siz
e
A
B
C
D
E
Weight
1⁄2"
135
3⁄4"
135
97
97
48
162
48
162
B
D
Withdrawal distance
135
3.73
Capacities
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Spare parts
C
E
A
135
3.73
The spare parts available are shown in heavy outline. Parts drawn
in broken line are not supplied as spares.
Available spares
Maintenance kit
Seal kit
AES14
AES14S
AES14E
(packet of 3)
3, 5, 6, 7 (2 off) 8, 9, 12, 14, 15
3, 5, 6, 7 (2 off) 8, 9, 12, 14, 15
3, 5, 6, 7 (2 off) 8, 9, 12, 14, 15
3, 15, 9*
*Note: One of each EPDM and Viton valve cones are supplied to fit
C
a
p
a
c
i
t
y
d
m
3
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Differential pressure bar (x 100 = kPa)
Safety information, installation and maintenance
For full details see the Installation and Maintenance Instructions
(IM-P149-15) supplied with the product.
How to order
Example: 1 off Spirax Sarco 1⁄2" AES14 austenitic stainless steel
automatic air vent having screwed BSP connections.
Item Part
* 2
Cover bolts
mm
Nm
20 - 25
50 - 55
2.5 - 3.0
50 - 55
15
3
*10
*2
6
5
1
4
12
7
9
8
Main valve assembly
AES14, AES14S and AES14E Austenitic Stainless Steel Automatic Air Vents for Liquid Systems
TI-P149-14 ST Issue 1
as required.
How to order spares
Always order spares by using the description given in the column
headed 'Available spares' and state the size and type of trap.
Example: 1 - Maintenance kit for a Spirax Sarco 1⁄2" AES14
austenitic stainless steel automatic air vent.
Recommended tightening torques
or
5
Main valve seat
7
Main valve
17 A/F
Pozidrive
17 A/F
M10 x 30
M4 x 6
7.12.32
assembly screws
* 10 Blanking plug
* Note: Items 2 and 10 are not available as spares.
