Pipeline ancillaries
Air vents and air eliminators
Dimensions/weights (approximate) in mm and kg
AE14, AE14E, AE14S
AE14ESV, AE14SV
Size A
B
C
D
E
F
G Weight
Size A
B
C
D
E
F
G
H Weight
1⁄2" 147 114
80
114 105
60
60
2.5
1⁄2" 148 114 65 129 105 76
60 147
2.7
3⁄4" 147 114
80
114 105
60
60
2.5
3⁄4" 148 114 65 129 105 76
60 147
2.7
A
AE14,
AE14E,
AE14S
E
G
Capacities
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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-P149-06) supplied with the product.
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" screwed BSP AE14 automatic air
vent with SG iron body and Viton valve head.
Disposal
assembly screws
12 Stop valve housing
2 *
12 *
AE14 SG Iron Automatic Air Vents for Liquid Systems
C
B
E
A
C
B
D
AE14SV
D H
AE14ESV
F
Spare parts
6 5 10 11 9 7
8
3
*
*
*
5
Main valve seat
7
Main valve
17 A/F
Pozidrive
21 A/F
50 - 55
2.5 - 3.0
30 - 35
7.12.26
The spare parts available are shown in heavy outline. Parts drawn
in broken line are not supplied as spares.
Available spares
Maintenance kit
3, 5, 6, 7 (2 off), 8, 9, 10, 11, 14, 15 (2 off), 16
Note: Item 9 is attached to item 8 when supplied for the AE14S.
Seal kit
3, 6, 14, 15 (2 off), 16
Valve head (not available for the AE14S) packet of 3
9
Note: 1 off EPDM and Viton valve head is supplied to fit as required.
Always order spares by using the description given in the column
headed 'Available spares' and state the size and type of automatic
air vent.
Example: 1 - Maintenance kit for a Spirax Sarco 1⁄2" AE14ESV
automatic air vent.
Recommended tightening torques
or
Item Part
Nm
mm
2
Coverbolts
17A/F
M10x30 47-50
How to order spares
M4 x 6
Note: Items 2 and 19 are not available as spares.
14
15
16
TI-P149-01 ST Issue 7
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G
C
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