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Spirax Sarco TD62LM, Installation And Maintenance Instructions Manual

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Spirax Sarco TD62LM Installation And Maintenance Instructions Manual Download Page 11

IM-P015-04-EN-ISS2 

CMGT

11

Fig. 4 Typical installation

Steam main

Stop valve

Stop valve

TD62LM 

or 

TD62M

Dirt leg

Drain valve

Strainer

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.

Stop valve

Summary of Contents for TD62LM

Page 1: ...n 3 Installation 4 Commissioning 5 Operation 6 Maintenance 7 Spare parts Copyright 2018 Printed in GB 0686550 5 TD62LM and TD62M Thermodynamic Steam Traps with Replaceable Seats Installation and Maintenance Instructions IM P015 04 EN ISS2 CMGT PREVIOUS REFERENCE NO IM P068 58 ...

Page 2: ...duct are lower than those of the system in which it is being fitted or if malfunction of the product could result in a dangerous overpressure or overtemperature occurrence ensure a safety device is included in the system to prevent such over limit situations iii Determine the correct installation situation and direction of fluid flow iv Spirax Sarco products are not intended to withstand external ...

Page 3: ... or be supervised by a suitably competent person Installation and operating personnel should be trained in the correct use of the product according to the Installation and Maintenance Instructions Where a formal permit to work system is in force it must be complied with Where there is no such system it is recommended that a responsible person should know what work is going on and where necessary a...

Page 4: ...osal providing due care is taken 1 17 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 This information must be provided ...

Page 5: ...fice TD62M with standard orifice Standards This product fully complies with the requirement of the Pressure Equipment Directive PED Certification This product is available with certification to EN 10204 3 1 Note All certification inspection requirements must be stated at the time of order placement Note For additional information see the following Technical Information Sheets TI P068 08 screwed an...

Page 6: ...ccur A B Flanged to ASME ANSI B 16 5 Class 600 A C Flanged to JIS KS 40 A D Flanged to ASME ANSI B 16 5 Class 300 Pressure bar g Temperature C B D ASTM flanged A Temperature C EN flanged Pressure bar g Temperature C Pressure bar g Steam saturation curve Screwed and socket weld Steam saturation curve Pressure psi g Temperature F Pressure psi g Temperature F Pressure psi g Temperature F C Steam satu...

Page 7: ...ld 0 C 32 F EN 10 C 14 F ASTM 0 C 32 F PMO Maximum operating pressure for steam service 62 bar g 482 C 899 psi g 899 F TMO Maximum operating temperature 525 C 42 7 bar g 977 F 619 psi g Minimum operating temperature TD62LM 0 C 32 F TD62M 0 C 32 F PMOB Maximum operating backpressure TD62LM 50 of upstream pressure TD62M 80 of upstream pressure Minimum operating pressure Note These figures relate to ...

Page 8: ...affected Note When a socket weld trap is being installed the welding should be carried out to an approved procedure of a recognised standard 3 5 Observe the flow direction markings on the trap body Stop valves should be installed so as to permit the isolation of the trap from both supply and return line pressure If the trap discharges to atmosphere the discharge should be directed to a safe place ...

Page 9: ...allation Steam main Stop valve Stop valve TD62LM or TD62M Dirt leg Drain valve Strainer 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 Stop valve ...

Page 10: ...After the trap has been in service at normal operating pressure and temperature for 24 hours it is essential that the cover nuts are retightened see Table 1 page 14 for the recommended tightening torques This will ensure the correct compression of the gasket under service conditions The TD62LM and TD62M are thermodynamic steam traps which use a disc to control the release of condensate and to trap...

Page 11: ...tallation Steam main Stop valve Stop valve TD62LM or TD62M Dirt leg Drain valve Strainer 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 Stop valve ...

Page 12: ... the trap body Ensure that the gasket contact surface in the body is clean and fit new seat gaskets 13 14 Fit the new seat unit 7 ensuring that the location ferrule 15 is firmly located in the body Fit the new cover gasket 10 and fit a new disc 6 Ensure that the disc is fitted with the grooves facing the seat Replace the top cover 2 ensuring the cover gasket remains in place Replace the 4 nuts 9 T...

Page 13: ...IM P015 04 EN ISS2 CMGT 13 Fig 5 Screwed and socket weld Fig 6 Flanged 9 6 12 4 8 10 5 3 5 9 14 8 8A 10 6 4 9 10 7 15 13 2 11 7 15 13 14 3 2 11 ...

Page 14: ...sket faces are perfectly clean The cover nuts 9 should be tightened to the recommended torque in a diagonally opposite sequence see Table 1 After 24 hours in service the cover nuts should be checked for tightness Note The use of a thread lubricant is recommended 6 3 How to replace the cover studs Screwed and socket weld connections Figure 7 After removing old cover studs 8 fit new cover studs unti...

Page 15: ...IM P015 04 EN ISS2 CMGT 15 Fig 7 Screwed and socket weld Fig 8 Flanged 9 6 12 4 8 10 5 3 5 9 14 8 8A 10 6 4 9 10 7 15 13 2 11 7 15 13 14 3 2 11 ...

Page 16: ...13 14 Strainer cap gasket 3 off 0686584 12 Flanged ASTM body Description Spirax Sarco stock No Item No Insulating cover 0685685 5 Set of cover studs and nuts set of 8 0685687 8 8A 9 Seat and disc assembly TD62LM 0686581 6 7 10 13 14 15 TD62M 0686580 6 7 10 13 14 15 Strainer screen 0685682 4 Set of gaskets packet of 3 sets 0686583 10 13 14 Cover gasket 3 off 0686585 10 Note There are 2 sets of 4 st...

Page 17: ...IM P015 04 EN ISS2 CMGT 17 Fig 9 Screwed and socket weld 5 9 14 8 8A 10 6 4 9 10 7 15 13 Fig 10 Flanged 9 6 12 4 8 10 5 3 7 15 14 13 B B B B T T T T T Top B Bottom ...

Page 18: ...lating cover 0685685 5 Set of cover studs and nuts set of 8 0685688 8 8A 9 Seat and disc assembly TD62LM 0686581 6 7 10 13 14 15 TD62M 0686580 6 7 10 13 14 15 Strainer screen 0685682 4 Set of gaskets packet of 3 sets 0686583 10 13 14 Cover gasket 3 off 0686585 10 Note There are 2 sets of 4 studs which make up the cover stud and nut set They are marked T for top studs and B for bottom studs see Fig...

Page 19: ...IM P015 04 EN ISS2 CMGT 19 Fig 12 Screwed and socket weld Fig 13 Flanged 5 9 14 8 8A 10 6 4 9 10 7 15 13 9 6 12 4 8 10 5 3 7 15 14 13 B B B B T T T T T Top B Bottom ...

Page 20: ...IM P015 04 EN ISS2 CMGT 20 ...

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