Related Manuals for Spirax Sarco STS17.2
Summary of Contents for Spirax Sarco STS17.2
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Page 1: Table Of Contents
1289050/6 IM-P128-23 ST Issue 6 STS17.2 Stainless Steel Compact Pipeline Connector Steam Trapping Station Installation and Maintenance Instructions 1. Safety information Single upstream isolation 2. General product information 3. Installation Double upstream isolation 4. Commissioning 5. Maintenance 6. Spare parts ©... - Page 2 IM-P128-23 ST Issue 6...
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Page 3: Safety Information
The STS17.2 has been specifically designed for use on steam and condensate that is in Group 2 of the above mentioned pressure equipment directive. For use on other fluids contact Spirax Sarco to confirm suitability of the product for the application being considered. - Page 4 1.9 Tools and consumables Before starting work ensure that you have suitable tools and /or consumables available. Use only genuine Spirax Sarco replacement parts. 1.10 Protective clothing Consider whether you and /or others in the vicinity require any protective clothing to protect against the hazards of, for example, chemicals, high / low temperature, radiation, noise, falling objects, and dangers to eyes and face.
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Page 5: Returning Products
1.16 Returning products Customers and stockists are reminded that under EC Health, Safety and Environment Law, when returning products to Spirax Sarco they must provide information on any hazards and the precautions to be taken due to contamination residue's or mechanical damage which may present a health, safety or environmental risk. -
Page 6: General Product Information
Please note that the optional Spiratec SSL1 and WLSL1 sensors 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. - Page 7 BDV1 Please note that the optional Spiratec blowdown SSL1 and WLSL1 sensors must not be valve fitted when the STS17.2 is installed in a vertical application. However a sensor can be fitted to a UTD30 steam trap if fitted. WLSL1...
- Page 8 2.3 Pressure /temperature limits Pressure psi g Steam saturation curve Pressure bar g The product must not be used in this region. A - B Flanged ASME Class 300, screwed and socket weld. A - C Flanged EN 1092 PN40. A - D Flanged ASME Class 150.
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Page 9: Installation
3. Installation Note: Before actioning any installation observe the 'Safety information' in Section 1. Referring to the Installation and Maintenance Instructions, name-plate and Technical Information Sheet, check that the product is suitable for the intended installation: Check materials, pressure and temperature and their maximum values. If the maximum operating limit of the product is lower than that of the system in which it is being fitted, ensure that a safety device is included in the system to prevent overpressurisation. - Page 10 The STS17.2 can be installed in a horizontal line, or in a vertical line with flow downwards - See Figure 2. The STS17.2 MUST NOT be fitted in a vertical line with the flow upwards - See Figure 3. Please note that the optional Spiratec SSL1 and WLSL1 sensors must not be fitted when the STS17.2 is installed in a vertical application.
- Page 11 3.10.1 Welding of an STS17.2 steam trap station The welding of an STS17.2 steam trap station ½", ¾" and 1" socket weld to a 15 mm, 20 mm or 25 mm Schedule 40 pipe Parent materials(s) Parent materials(s) dimensions Description...
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Page 12: Commissioning
Section 5.3. The BDV1 blowdown valve fitted to the STS17.2 has an integral valve screw (26), which can be unscrewed with a 17 mm A/F spanner to blowdown the strainer screen. A lockset screw will prevent the integral valve screw from disengaging from the valve body (25). - Page 13 Adaptor Please note that the optional Spiratec SSL1 and WLSL1 Adaptor sensors (items 20 + 23 or 24) must not be fitted when the STS17.2 is installed in a Standard SSL1 vertical application. However Lockset screw integral a sensor can be fitted to a sensor UTD30 steam trap if fitted.
- Page 14 Please note 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.
- Page 15 Please note 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 BDV1 a sensor can be fitted to a blowdown UTD30 steam trap if fitted.
- Page 16 5.8 How to fit a double isolation conversion kit A retrofit kit is available to convert a standard single isolation STS17.2 to a double isolation (upstream) version. The double isolation conversion kit includes a spool piece and additional ball valve parts.
- Page 17 Table 3 Recommended tightening torques Torque Item lbf ft ½" and ¾" 5.4 - 8.1 4 - 6 1" 10.8 - 13.5 8 - 10 12, 14 and 13, 15 15 - 17 11 - 12 IM-P128-23 ST Issue 6...
- Page 18 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 ½" STS17.2 compact pipeline connector steam trapping station. IM-P128-23 ST Issue 6...
- Page 19 Please note 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 Fig. 7 fitted to a UTD30 steam trap if fitted.
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