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PREVIOUS REFERENCE NO. IM-P084-02
0849950/7
IM-P020-02-EN-ISS1
CMGT
FT12
Cast Iron Float/Orifice Trap
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-P020-02-EN-ISS1 CMGT
1
Printed in GB
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Table of Contents
Summary of Contents for Spirax Sarco FT12
- Page 1 PREVIOUS REFERENCE NO. IM-P084-02 0849950/7 IM-P020-02-EN-ISS1 CMGT FT12 Cast Iron Float/Orifice Trap 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-P020-02-EN-ISS1 CMGT Printed in GB...
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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: Residual Hazards
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 Prevention of waterhammer Steam trapping on steam mains: 30 - 50 metre intervals Steam Trap set Trap set Steam Trap set Condensate Condensate Condensate Steam Mains - Do's and Don'ts: Flow Flow Steam Steam IM-P020-02-EN-ISS1 CMGT...
- Page 6 Prevention of tensile stressing Pipe misalignment: Installing products or re-assembling after maintenance: Do not over tighten. Flange bolts should be gradually tightened across Use correct torque figures. diameters to ensure even load and alignment. Thermal expansion: Guides Axial movement Short Fixing point distance Axial movement...
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Page 7: General Description
2.1 General description The FT12 is a unique steam trap which utilises a large fixed orifice to handle very high condensate loads up to differential pressures of 4 bar (58 psi). An integral float trap mechanism provides a variable capacity in addition to the orifice. - Page 8 2.3 Pressure/temperature limits Steam saturation curve Pressure bar g The product must not be used in this region. *PMO Maximum operating pressure recommended for saturated steam 4 bar g (58 psi g). Body design conditions PN16 Maximum allowable pressure 4 bar g (58 psi g) Maximum allowable temperature 220 °C...
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Page 9: Installation
Weight BSA1 BSA1 (approximate) 82 kg Dimensions (approximate) in mm SDCV3 Fig 33 FT12 Fig. 2 4. Commissioning After installation or maintenance ensure that the system is fully functional. Carry out tests on any alarms or protective devices. IM-P020-02-EN-ISS1 CMGT... -
Page 10: Operation
5.2 Trap operation It is important that the FT12 is sized correctly to the running load of the plant being drained. See Technical Information Sheet TI-P020-01-EN-ISS1 for full details on 'Capacities - How to select/size the trap'. - Page 11 6.2 How to fit the orifice plate: Remove the trap from the pipeline, using a suitable spanner, withdraw the eight body bolts (2). Remove the main valve assembly, by unscrewing the four bolts (6), and the four bolts (9) which secure the orifice plate, and then remove.
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Page 12: Spare Parts
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 - Main valve assembly for DN150 FT12-D float trap. Main valve assembly IM-P020-02-EN-ISS1 CMGT...
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