Materials for the trap mechanism

No. Part

8 Trap 2nd stage valve

9 Trap housing

10 Ball (APT14 only)

15 Split pin

21 Trap housing bolt

22 Trap 1st stage valve

23 'O' ring

15

Material

Stainless steel

Stainless steel

Stainless steel

Stainless steel

Stainless steel

Stainless steel

EPDM

22

8

APT14

ASTM A276 440 B

BS 3146 ANC 2

ASTM A276 440 B

BS 1574

BS 6105 A4 80

BS 970 431 S29 or ASTM A276 431

APT14HC

and

APT14SHC

22

8

9

9

Condensate pumps

Mechanical pumps and pumps traps

21

23

10

21

23

Safety information, installation and maintenance

For full details see the Installation and Maintenance Instructions (IM-P612-04) supplied with the product.

How to specify

APT14 and APT14HC

The pump trap shall be a Spirax Sarco automatic pump trap type APT14 operated by steam to 13.8 bar g. No electrical energy shall be

required. Body construction from SG iron (EN JS 1025 dual certified with ASTM A395) with a swing type inlet check valve (APT14 and

APT14HC) and ball type outlet check valve (APT14 only). The internal trap mechanism shall contain dual stainless steel floats connected

with a two stage trap, while the internal pump mechanism shall be a stainless steel single tension spring snap-action device with no

external seals or glands.

APT14SHC

The pump trap shall be a Spirax Sarco automatic pump trap type APT14SHC operated by steam to 13.8 bar g. No electrical energy

shall be required. Body construction from carbon steel (EN 1.0619 dual certified with ASTM A216 WCB) with a swing type inlet check

valve. The internal trap mechanism shall contain dual stainless steel floats connected with a two stage trap, while the internal pump

mechanism shall be a stainless steel single tension spring snap-action device with no external seals or glands.

How to order

Example: 1 off Spirax Sarco automatic pump trap, type APT14, DN40 x DN25, flanged EN 1092 PN16 with BSP motive fluid connections.

Optional extras

Both the APT14 and APT14HC are available with the body and cover coated with electroless nickel plate (ENP). This option, when

required, will be denoted as APT14 ENP and APT14HC ENP respectively and must be stated at the time of order placement.

The APT14, APT14HC and APT14SHC are available with the body drilled, tapped and plugged to accept sight level gauges. Note: Sight

level gauges can not be fitted retrospectively to the standard APT14, APT14HC or APT14SHC.

Sight level gauges, supplied separately, are available for the APT14, APT14HC or APT14SHC. For further details contact Spirax Sarco.

TI-P612-02 CMGT Issue 9

Page 5 of 7

APT14, APT14HC and APT14SHC Automatic Pump Traps

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