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1541550/1
IM-P154-05
CMGT Issue 1
UTD26 and UTD26Y
Thermodynamic Steam Traps
Installation and Maintenance Instructions
1. Safety information
2. General product information
3. Installation
4. Commissioning
5. Operation
6. Maintenance
7. Spare parts
UTD26 and UTD26Y Thermodynamic Steam Traps
© Copyright 2020
1
IM-P154-05 CMGT Issue 1
Printed in GB
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Summary of Contents for Spirax Sarco UTD26 Series
- Page 1 1541550/1 IM-P154-05 CMGT Issue 1 UTD26 and UTD26Y Thermodynamic Steam Traps Installation and Maintenance Instructions 1. Safety information 2. General product information 3. Installation 4. Commissioning 5. Operation 6. Maintenance 7. Spare parts UTD26 and UTD26Y Thermodynamic Steam Traps © Copyright 2020 IM-P154-05 CMGT Issue 1 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: Pressure Systems
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: General Product Information
UTD26 series The UTD26 series are a stainless steel thermodynamic steam trap available with and without integral strainer. They are attached to a suitable pipeline connector by two bolts for quick and easy replacement. - Page 6 PN40 (see TI-P128-22) Note: Spirax Sarco recommend that UTD26 without strainer variants only be installed on a pipeline connector with integral strainer or when a y-type strainer is installed upstream of the trap. See the relevant Technical Information Sheet as listed above for details of the connections available on pipeline connectors.
- Page 7 2.3 Pressure/temperature limits (ISO 6552) Pressure psi g Steam saturation curve Pressure bar g The product must not be used in this region. The product must not be used in this region. A - C UTD26LY and UTD26HY, UTD26L and UTD26H B - C UTD26LAY and UTD26HAY, UTD26LA and UTD26HA Note: The model of pipeline connector and connection selected will dictate the maximum operating limits of...
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Page 8: Installation
The UTD26 and UTD26Y can be installed on any pipeline connector, but must be installed in a horizontal plane with the top cap uppermost. See separate Installation and Maintenance Instructions for Spirax Sarco pipeline connectors (IM-P128-06, IM-P128-11 and IM-P128-13). Ensure that both gaskets are clean and undamaged and that the transfer holes are clear. Place the trap body against the connector gasket face, ensuring that the top cap is uppermost and the trap itself is horizontal. -
Page 9: Operation
4. Commissioning After installation or maintenance ensure that the system is fully functioning. Carry out tests on any alarms or protective devices. 5. Operation The UTD26 and UTD26Y are thermodynamic steam traps that use a disc to control the release of condensate and to trap steam. -
Page 10: Maintenance
6. Maintenance Note: Before actioning any maintenance programme observethe 'Safety information' in Section 1. Warning The inner and outer gaskets used when installing / maintaining the UTD26 and UTD26Y to a PC_ pipeline connector contain thin stainless steel support rings which may cause physical injury if not handled and disposed of carefully. - Page 11 Seating face UTD26LY and UTD26HY version shown Fig. 4 UTD26 and UTD26Y Thermodynamic Steam Traps IM-P154-05 CMGT Issue 1...
- Page 12 6.4 How to clean or replace the strainer screen UTD26Y: Unscrew the strainer cap (6) using a spanner. Withdraw the screen (4) and clean, or if damaged replace with a new one. Remove the old gasket (5), clean the gasket faces, and replace with a new one. To reassemble, insert the screen (5) into the cap (6), then screw the cap into place.
- Page 13 UTD26LY and UTD26HY version shown Fig. 5 UTD26 and UTD26Y Thermodynamic Steam Traps IM-P154-05 CMGT Issue 1...
- Page 14 6.5 Blowdown valve maintenance and line positioning How to adjust the outlet position To set the position of the blowdown valve outlet, unscrew the locknut (20), turn the blowdown valve assembly (15) clockwise until the threads are fully engaged, then rotate it anti-clockwise 0 - 360 degrees to determine the outlet position.
- Page 15 UTD26LY and UTD26HY version shown Fig. 6 UTD26 and UTD26Y Thermodynamic Steam Traps IM-P154-05 CMGT Issue 1...
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Page 16: Spare Parts
Always order spare parts by using the description given in the column headed 'Available spares' and state the size and type of trap. Example 1: Packet of 3 discs for a Spirax Sarco UTD26LAY steam trap. UTD26 and UTD26Y Thermodynamic Steam Traps... - Page 17 UTD26LY and UTD26HY version shown Fig. 7 UTD26 and UTD26Y Thermodynamic Steam Traps IM-P154-05 CMGT Issue 1...
- Page 18 UTD26 and UTD26Y Thermodynamic Steam Traps IM-P154-05 CMGT Issue 1...
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