Forbes Marshall DN15-25 Installation And Maintenance Manual Download Page 1 | Manualshive

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Single Orifice Float Trap With SLR and/or TV

SOFT31 (DN15-25)

Installation and Maintenance Manual

Energy Conservation | Environment | Process Efficiency

www.forbesmarshall.com

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Summary of Contents for DN15-25

Page 1: ...Single Orifice Float Trap With SLR and or TV SOFT31 DN15 25 Installation and Maintenance Manual Energy Conservation Environment Process Efficiency www forbesmarshall com...

Page 2: ...ntenance Guidelines 8 8 Troubleshooting 11 9 Available Spares 13 10 Warranty Period 14 Table of Contents PLEASE NOTE Throughout this manual this cautionary symbol is used to describe a potential damag...

Page 3: ...ance with the operating instructions are properly installed commissioned maintained and installed by qualified personnel refer Section 2 7 the safety operations of these products can be guaranteed Gen...

Page 4: ...ledge on what work is going on and where required arrange to have an assistant with his primary goal and responsibility being safety Warning Notices should be posted wherever necessary 2 8 Handling Th...

Page 5: ...3 Available Types SOFT31 TTV withThermostatic air Vent TV SOFT31 S with Steam Lock Release SLR SOFT31 STcombinedTV and SLR 3 4 Limiting Conditions 3 SOFT31 DN15 25 Screwed Version 125 Flange PN16 Fla...

Page 6: ...A40 6 Main valve seat gasket 7 Main valve assembly screws Stainless steel type 304 IS 1364 8 Ball float and lever Stainless steel type 304 ASTM A240 9 Air vent element Stainless steel type 316 ASTM A2...

Page 7: ...B C D E Wt kg 15 20 150 55 127 109 120 4 5 25 160 97 90 120 135 6 5 Flanged Version Flanged Version 125 PN16 B B1 C F SOFT31 A D E SOFT31 3 6 Product Dimension and Drawing 5 Single Orifice Float Trap...

Page 8: ...ball 6 resting on the orifice 7 SLR 4 is a needle valve which releases steam that can steam lock the trap during start up or in operation if the steam reaches the trap before the condensate On the sta...

Page 9: ...ownward to achieve proper orientation of the trap 5 Installation Guidelines Refer to Figure 4 5 and 6 Note Before implementing any installations observe the Important Safety notes in section 2 Referri...

Page 10: ...il clear condensate starts coming out whichever is earlier 3 Now slowly close the bypass stop valve 6 and open the stop valve 2 6 2 Commissioning Refer to Figure 4 After installation or maintenance en...

Page 11: ...y Monthly Quarterly Half yearly Annually 1 Test medium pressure SOFT31 3 5 barg to 17 5 barg Y 2 Repair Replace SOFT31 when testing shows leaks Y 3 Clean strainers of SOFT31 Y 4 Clean internals of SOF...

Page 12: ...screws 5 and dismantle the pivot frame 6 3 Remove the main valve seat 7 along with the metal gasket 8 4 Replace the main valve assembly 9 and the gasket 10 with a new one 5 Refit the cover 11 by using...

Page 13: ...rmine the operating condition of a trap and determine if its working properly 1 Testing traps through visual inspection 2 Testing traps using temperature gun equipments 3 Testing traps using sound ult...

Page 14: ...ed and the surface temperature of the trap is high The trap is getting steam locked Adjust the steam lock release setting by first closing it fully and then opening it by 1 4th turn Leaking steam Live...

Page 15: ...r working traps connected to the same return line or ii if there are more than one trap discharging in a single condensate return line then ensure all the traps have an NRV installed on the outlet of...

Page 16: ...SEAT MOUNTING FRAME SPACER PALTE THREMOPOD LOCKING CLIP 15 20 25 NB SPARE 1550SOFT AVKIT COVER BASE GASKET PACK OF 5 NOS 15 20 25NB SPARE 1520SOFT31 GKIT SCREEN KIT SCREEN PACK OF 5 NOS 15 20 25 NB SP...

Page 17: ...3400 Sales Opp 106th Milestone Bombay Pune Road Kasarwadi Pune 411034 Tel 91 0 20 39858555 CIN No U28996PN1985PTC037806 Disclaimer This information is strictly proprietary and legally privileged All c...

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