Available spares
Isolation ball valve seat and stem seals
Strainer screen and gasket
Spare sensor and sensor gasket
SSL1 Spiratec sensor
WLSL1 diode waterlogging sensor
Note: State whether an SSL1 or WLSL1 sensor is required.
8, 9
21, 22
23
24
20, 21 + 23 or 24
17, 18
X
20, 21 + 25
Spiratec retrofit kit
Check valve assembly
Double isolation conversion kit (includes spool piece and additional isolation valve)
BDV1 blowdown valve retrofit kit
How to order spares
The spare parts are available as indicated below. No other parts are supplied as spares.
Always order spares using the description given in the column headed 'Available spares' and state the size and model number.
Example: 1 off Spare Spiratec sensor and sensor gasket with WLSL1 diode waterlogging sensor for a 1⁄2" STS17.2 compact pipeline
connector steam trapping station.
18
17
22
21
20
20
X
X is a double isolation conversion kit
For full details see the Installation and Maintenance Instructions (IM-P128-23) supplied with the product.
24
integral
sensor
that the optional Spiratec SSL1 and
WLSL1 sensors (items 20 + 23 or 24) must not be
fitted when the STS17.2 is installed in a vertical
application. However a sensor can be fitted to a
UTD30 steam trap if fitted.
Example: 1 off Spirax Sarco 1⁄2" screwed BSP STS17.2 stainless steel pipeline compact connector steam trapping station, having a
Spiratec SSL1 sensor.
STS17.2 Stainless Steel Compact Pipeline Connector Steam Trapping Station
Page 3 of 3
23
20
25
integral sensor
BDV1
blowdown
valve
8
9
8