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PREVIOUS REFERENCE NO. IM-P068-58
0686550/5
IM-P015-04-EN-ISS2
CMGT
TD62LM and TD62M
Thermodynamic Steam Traps
with Replaceable Seats
Installation and Maintenance Instructions
1. Safety information
2. General product information
3. Installation
4. Commissioning
5. Operation
6. Maintenance
7. Spare parts
© Copyright 2018
IM-P015-04-EN-ISS2 CMGT
1
Printed in GB
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Summary of Contents for Spirax Sarco TD62LM
- Page 1 PREVIOUS REFERENCE NO. IM-P068-58 0686550/5 IM-P015-04-EN-ISS2 CMGT TD62LM and TD62M Thermodynamic Steam Traps with Replaceable Seats Installation and Maintenance Instructions 1. Safety information 2. General product information 3. Installation 4. Commissioning 5. Operation 6. Maintenance 7. Spare parts © Copyright 2018...
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Page 2: Safety Information
Group 2 of the above mentioned Pressure Equipment Directive. The products’ use on other fluids may be possible but, if this is contemplated, Spirax Sarco should be contacted to confirm the suitability of the product for the application being considered. -
Page 3: Protective Clothing
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. -
Page 4: 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. -
Page 5: General Product Information
The body castings are produced by a TÜV approved supplier in accordance with AD-Merkblatt WO/TRD100 and are available with screwed, socket weld or flanged connections. The TD62LM is specifically designed for relatively small condensate loads on superheat and mains drainage applications. -
Page 6: Pressure/Temperature Limits
2.3 Pressure/temperature limits Pressure psi g Screwed and socket weld Steam saturation curve Pressure bar g Pressure psi g (flanged) Steam saturation curve Pressure bar g Pressure psi g ASTM (flanged) Steam saturation curve Pressure bar g The product must not be used in this region. The product should not be used in this region or beyond its operating range as damage to the internals may occur. - Page 7 Maximum operating pressure for steam 62 bar g @ 482 °C (899 psi g @ 899 °F) service Maximum operating temperature 525 °C @ 42.7 bar g (977 °F @ 619 psi g) TD62LM 0 °C (32 °F) Minimum operating temperature TD62M 0 °C (32 °F)
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Page 8: 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 9 Stop valve Strainer Drain valve To drain or return To drain Alternative layout Suggested drop leg if the TD62LM or TD62M is located more than 2 m (6 ft) away from the main drop leg. Fig. 3 Typical installation IM-P015-04-EN-ISS2 CMGT...
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Page 10: General Information
If the trap is some distance from stop valve 'A', it could be possible to air lock the pipework between valve 'A' and the TD62M or TD62LM (i.e. - Page 11 Stop valve Strainer Drain valve To drain or return To drain Alternative layout Suggested drop leg if the TD62LM or TD62M is located more than 2 m (6 ft) away from the main drop leg. Fig. 4 Typical installation IM-P015-04-EN-ISS2 CMGT...
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Page 12: Maintenance
6. Maintenance Note: Before actioning any maintenance programme observe the 'Safety information ' in Section 1. Warning The cover gasket contains a thin stainless steel support ring which may cause physical injury if not handled and disposed of carefully. 6.1 How to fit the disc and seat: Spring off the insulating cover (5), unscrew the four nuts (9) and remove the top cover (2). - Page 13 Fig. 5 Screwed and socket weld Fig. 6 Flanged 7 +15 7 + 15 IM-P015-04-EN-ISS2 CMGT...
- Page 14 Flanged connections (Figure 8) The flanged TD62M and TD62LM are fitted with two different lengths of studs. It is therefore important that the correct length of stud is fitted into the correct tapped holes in the body. The studs are packed in separate labelled bags (A, B, C, D), within the spares pack.
- Page 15 Fig. 8 Flanged Fig. 7 Screwed and socket weld 7 +15 7 + 15 IM-P015-04-EN-ISS2 CMGT...
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Page 16: Spare Parts
The spare parts available are shown in heavy outline. Parts drawn in a grey line are not supplied as spares (Figures 9 and 10). Available spares Screwed/socket weld Description Spirax Sarco stock No. Item No. Insulating cover 0685685 Set of cover studs and nuts (set of 4) - Page 17 Fig. 9 Screwed and socket weld Fig. 10 Flanged 7 +15 7 + 15 T = Top B = Bottom IM-P015-04-EN-ISS2 CMGT...
- Page 18 Always order spares by using the description given in the column headed 'Available spares', and state the size and type of trap. Example: 1 - Insulating cover for a DN15, TD62LM thermodynamic steam trap, having a flanged - ASTM body. Stock No. 0685685.
- Page 19 Fig. 12 Screwed and socket weld Fig. 13 Flanged 7 +15 7 + 15 T = Top B = Bottom IM-P015-04-EN-ISS2 CMGT...
- Page 20 IM-P015-04-EN-ISS2 CMGT...
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