I N S T R U C T I O N S
For the installation and maintenance of DS1525 - DS1550 -
DS2525 - DS2550 desuperheaters
IMI0030E.doc
Rev.4 20/08/12
20090 SEGRATE (MI)- via E.Fermi
EMAIL: info@carrarovalvole.it
TEL.(02) 269912.1 - FAX.(02) 2692.2452
Page 2 of 17
MAIN INDEX
Pag.
1 General information ..............................................................................................3
2 Guarantee ............................................................................................................. 3
3 Validity of instructions............................................................................................ 3
4 Safety indications .................................................................................................. 4
5 Safety warnings ..................................................................................................... 5
6 Safety precautions.................................................................................................6
7 Transport, handling and storage............................................................................7
8 Inst. and ass. instructions for DS1525 - DS1550 - DS2525 - DS2550
8.1 Cross-section drawings ....................................................................................... 8
8.2 Removing the packaging..................................................................................... 9
8.3 Installation ...........................................................................................................9
8.4 Start-up................................................................................................................12
9 Maintenance ..........................................................................................................12
9.1 Removal ................................................................................................................13
9.2 Disassembly ..........................................................................................................13
9.3 Spray cylinder........................................................................................................13
9.4 Body extension ......................................................................................................14
9.5 Piston assembly ....................................................................................................14
9.6 Packing gland ........................................................................................................14
9.7 Re-assembly..........................................................................................................14
9.8 Welding..................................................................................................................15
9.9 Re-installation........................................................................................................15
10 Replacement parts ................................................................................................16
10.1 Inspection procedure .............................................................................................16
10.2 Storage ..................................................................................................................16
11 Repairs ..................................................................................................................17
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