Determine the correct installation situation and direction of fluid flow. iv) Spirax Sarco products are not intended to withstand external stresses that may be induced by any system to which they are fitted. It is the responsibility of the installer to consider these stresses and take adequate precautions to minimise them.
Allow time for temperature to normalise after isolation to avoid danger of burns. 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.
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 residues or mechanical damage which may present a health, safety or environmental risk.
2. General product information 2.1 General description The TD42S2 is a thermodynamic steam trap with forged steel body and socket weld ends. Optional extras Insulating cover To prevent the trap being unduly influenced by excessive heat loss such as when subjected to low outside temperatures, wind, rain etc.
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400 °C @ 34 bar g (752 °F @ 493 psi g) Minimum operating temperature 0 °C (32 °F) Note: For lower operating temperatures consult Spirax Sarco. DPMX Maximum differential pressure 42 bar (609 psi) PMOB Maximum operating backpressure should not exceed 80% of the upstream pressure Minimum operating differential pressure for satisfactory 0.25 bar...
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.
4. Commissioning After installation or maintenance ensure that the system is fully functional. Carry out tests on any alarms or protective devices. 5. Operation The thermodynamic steam trap will discharge condensate with a blast type action at a few degrees below steam saturation temperature, due care must be given to the site of the discharge.
Always order spares by using the description given in the column headed 'Available spares' and state the size and type of trap. Example: 1 - Strainer screen and gasket for a Spirax Sarco ½" TD42S2 thermodynamic steam trap. Fig. 3 IM-IBR16-30IN Issue 1...
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