Spirax Sarco TD120 Installation And Maintenance Instructions Manual Download Page 4

IM-P150-07 

 ST Issue 4

4

1.12  Handling

Manual  handling  of  large  and/or  heavy  products  may  present  a  risk  of  injury. 
Lifting, pushing, pulling, carrying or supporting a load by bodily force can cause injury 
particularly to the back. You are advised to assess the risks taking into account the 
task, the individual, the load and the working environment and use the appropriate 
handling method depending on the circumstances of the work being done.

1.13  Residual hazards

In  normal  use  the  external  surface  of  the  product  may  be  very  hot.  If  used  at  the 
maximum  permitted  operating  conditions  the  surface  temperature  of  some  products 
may reach temperatures of 550°C (1 022°F).
Many  products  are  not  self-draining.  Take  due  care  when  dismantling  or  removing 
the product from an installation (refer to 'Maintenance instructions').

1.14  Freezing

Provision  must  be  made  to  protect  products  which  are  not  self-draining  against 
frost  damage  in  environments  where  they  may  be  exposed  to  temperatures  below 
freezing  point.

1.15  Disposal

Unless otherwise stated in the Installation and Maintenance Instructions, this product 
is  recyclable  and  no  ecological  hazard  is  anticipated  with  its  disposal  providing  due 
care is taken.

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. This information must 
be provided in writing including Health and Safety data sheets relating to any substances 
identified as hazardous or potentially hazardous.

Summary of Contents for TD120

Page 1: ...ic Steam Trap Installation and Maintenance Instructions IM P150 07 ST Issue 4 1500050 4 1 Safety information 2 General product information 3 Installation 4 Commissioning 5 Operation 6 Maintenance 7 Spare parts Printed in the UK Copyright 2007 ...

Page 2: ...fically designed for use on steam air or condensate water which is in 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 ii Check material suitability pressure and temperature and their maximum and minimu...

Page 3: ...hocks 1 7 Pressure systems Ensure that any pressure is isolated and safely vented to atmospheric pressure Consider double isolation double block and bleed and the locking or labelling of closed valves Do not assume that the system has depressurised even when the pressure gauge indicates zero 1 8 Temperature Allow time for temperature to normalise after isolation to avoid danger of burns 1 9 Tools ...

Page 4: ...e product from an installation refer to Maintenance instructions 1 14 Freezing Provision must be made to protect products which are not self draining against frost damage in environments where they may be exposed to temperatures below freezing point 1 15 Disposal Unless otherwise stated in the Installation and Maintenance Instructions this product is recyclable and no ecological hazard is anticipa...

Page 5: ... 23 EC Certification This product is available with certification to EN 10204 3 2 Note All certification inspection requirements must be stated at the time of order placement Note For additional information see Technical Information Sheet TI P150 01 2 2 Sizes and pipe connections and 1 Butt weld ends to suit Schedule 160 pipe and 1 Socket weld ends to ANSI B 16 11 Class 6000 DN15 and DN25 standard...

Page 6: ...bar g 522 C 3626 psi g 972 F TMA Maximum allowable temperature 550 C 153 bar g 1022 F 2220 psi g Minimum allowable temperature 29 C 20 F PMO Maximum operating pressure 250 bar g 3626 psi g for saturated steam service TMO Maximum operating temperature 550 C 153 bar g 1022 F 2220 psi g Minimum operating temperature 0 C 32 F Note For lower operating temperatures consult Spirax Sarco PMOB Maximum oper...

Page 7: ... leg preceding the trap Access for removal of the integral strainer screen should also be provided 3 5 Suitable isolation valves must be installed to allow for safe maintenance and trap replacement Where the trap discharges into a closed return system a non return valve should be fitted downstream to prevent flow 3 6 Always open isolation valves slowly until normal operating conditions are achieved ...

Page 8: ...ference to venting air Initial start up can take several hours or days to bring the system to normal operating pressure and temperature Even if the trap has replaced another trap while the main system has remained running it may still be necessary to vent air from the drop leg If the trap is some distance from stop valve A Figure 2 it could be possible to air lock the pipework between valve A and ...

Page 9: ...Stop valve A Stop valve B TD120 Strainer Optional Dirt pocket dirt leg To drain or return To drain or return Fig 2 Typical installation Alternative layout Suggested drop leg if the TD120 is located more than 2 m 6 away from the main drop leg To drain ...

Page 10: ...ng torques see Table 1 After 24 hours in service and when reassembling the nuts should be tightened in a diagonally opposite sequence Open the isolation valves slowly until normal operating conditions are achieved Check for leaks 6 2 How to clean or replace the strainer Access to the strainer screen can be obtained by undoing the nuts 8 and removing the bottom cover Remove the strainer screen 4 Fi...

Page 11: ...IM P150 07 ST Issue 4 11 Table 1 Recommended tightening torques or Item Part N m lbf ft mm 4 22 A F 25 35 18 26 8 Nut 23 A F M16 160 180 118 132 8 Stud M16 85 90 62 5 66 8 2 6 7 7 4 8 Fig 3 ...

Page 12: ... Set of internals 2 7 2 off 4 Strainer screen 4 7 Set of cover gaskets 7 2 off Set of cover studs and nuts 8 8 off 9 How to order spares 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 for a Spirax Sarco DN15 TD120 thermodynamic steam trap Fig 3 8 8 4 7 2 7 8 8 ...

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