Installation and Operation Manual
Domus HF - Pressure Regulating Valve
MI-23
Elaborado
Verificado / Aprovado
CSQ
Data
Revisão
Página
JJ
VBL
JM
15/12/17
00
2 de 19
INDEX
1 – INSTRUCTIONS PRIOR TO COMMISSIONING ................................................................................................................ 3
1.1 – SAFETY AND HEALTH ............................................................................................................................................. 3
1.1.1 – NOISE .............................................................................................................................................................. 3
1.1.2 – INSTALLATION ................................................................................................................................................ 4
1.1.3 – OPERATION ..................................................................................................................................................... 4
1.1.4 – MAINTENANCE ............................................................................................................................................... 4
2 – INTRODUCTION ............................................................................................................................................................ 5
2.1 – SCOPE OF MANUAL ............................................................................................................................................... 5
2.2 – DESCRIPTION ......................................................................................................................................................... 5
2.3 – SPECIFICATIONS ..................................................................................................................................................... 5
2.3.1 – AVAILABLE CONFIGURATIONS ........................................................................................................................ 5
2.3.2 – AVAILABLE CONNECTIONS ............................................................................................................................. 5
2.3.3 – TEMPERATURE LIMITS .................................................................................................................................... 6
2.3.4 – FLOW COEFICIENT .......................................................................................................................................... 6
2.3.5 – VALVE WEIGHT ............................................................................................................................................... 6
2.3.6 – MAXIMUM WORKING PRESSURE ................................................................................................................... 6
2.3.7 – PRESSURE REGULATOR SPRING RANGE (SET-POINT) ..................................................................................... 6
2.3.8 – ACCURACY AND LOCK UP ............................................................................................................................... 7
2.3.10 – PRESSURE REGULATOR DIMENSIONS .......................................................................................................... 7
3 – OPERATING PRINCIPLE ................................................................................................................................................. 8
3.1 –PILOT AND INTERNAL FILTER .................................................................................................................................. 9
4 – INSTALLATION............................................................................................................................................................. 10
4.1 – CHECKING SYSTEM INTEGRITY ............................................................................................................................ 10
4.2 – PRESSURE REGULATOR NAMEPLATE ................................................................................................................... 10
4.3 – FILTER .................................................................................................................................................................. 11
4.4 – CLEANING ............................................................................................................................................................ 11
4.5 – FLOW DIRECTION ................................................................................................................................................. 11
4.6 – SENSE LINE ........................................................................................................................................................... 12
4.7 – RECOMMENDED INSTALLATION LAYOUT ............................................................................................................ 13
4.8 COMMISSIONING AND START-UP ......................................................................................................................... 14
4.8.1 GENERAL RECOMMENDATIONS ...................................................................................................................... 14
4.8.2 COMMISSIONING ............................................................................................................................................ 14
4.8.3 ADJUSTMENT OF RESERVE (BY-PASS) LINE ..................................................................................................... 15
4.8.4 LIST OF RECOMMENDED TOOLS ..................................................................................................................... 15
5 – TROUBLESHOOTING ................................................................................................................................................... 16
6 – WARRANTY ................................................................................................................................................................. 17
7 – STORAGE ..................................................................................................................................................................... 17
8 – GENERAL RECOMMENDATION ................................................................................................................................... 17
9 – COMPONENTS & SPARE PARTS .................................................................................................................................. 17
