Installation Manual, Maintenance and Operation
Pressure Regulating Valve – Model Horus
MI-18
J.Junior Celso Nieto JM 25/11/16
04 2 de 32
INDEX
1.0 - GENERAL WARNINGS .......................................................................................................................................................... 3
1.1
–
INSTRUCTIONS
FOR
COMMISSIONING .................................................................................................................................... 3
1.2
–
HEALTH
AND
SAFETY ............................................................................................................................................................... 3
1.2.1 – NOISE ............................................................................................................................................................................... 3
1.2.2 – INSTALLATION ................................................................................................................................................................. 3
1.2.3 – OPERATION ...................................................................................................................................................................... 3
1.2.4 – MAINTENANCE ................................................................................................................................................................ 4
2.0 – INTRODUCTION ................................................................................................................................................................... 4
2.1
SCOPE
OF
MANUAL .................................................................................................................................................................... 4
2.2
DESCRIPTION .............................................................................................................................................................................. 4
2.3
SPECIFICATIONS ......................................................................................................................................................................... 5
2.3.1 AVAILABLE SETTINGS .......................................................................................................................................................... 5
2.3.2 AVAILABLE CONNECTIONS.................................................................................................................................................. 5
2.3.3 TEMPERATURE LIMITS ........................................................................................................................................................ 5
2.3.4 COEFFICIENTS FLOW ........................................................................................................................................................... 5
2.3.5 APPROXIMATE WEIGHT ...................................................................................................................................................... 6
2.3.6 MAXIMUM WORKING PRESSURE ...................................................................................................................................... 6
2.3.7 SETTING PRESSURES (SET-POINT) ....................................................................................................................................... 6
2.3.8 ACCURACY AND LOCK UP ................................................................................................................................................... 7
3.0 – PRINCIPLE OF OPERATION ................................................................................................................................................... 7
3.1
REGULATOR
SPRING
TO
CLOSE
(FAIL
CLOSE) .............................................................................................................................. 7
3.2
BOOSTER
(G-43) ......................................................................................................................................................................... 9
3.3
PILOTS
(G-40
&
G-42) ............................................................................................................................................................... 10
3.4
FILTERS ..................................................................................................................................................................................... 11
4.0 – INSTALLATION ................................................................................................................................................................... 11
4.1
FILTER ....................................................................................................................................................................................... 11
4.2
CLEANING ................................................................................................................................................................................. 11
4.3
DIRECTION
OF
FLOW
AND
SYSTEM
INTEGRITY ......................................................................................................................... 11
4.4
SENSE ....................................................................................................................................................................................... 12
4.5
SCHEME
RECOMMENDED
INSTALLATION ................................................................................................................................ 13
4.5.1 SINGLE REGULATOR ......................................................................................................................................................... 13
4.6
START-UP ................................................................................................................................................................................. 14
4.6.1 GENERAL RECOMMENDATIONS ....................................................................................................................................... 14
4.6.2 COMMISSIONING (SINGLE REGULATOR) ......................................................................................................................... 15
4.6.3 ADJUSTING THE LINE BOOKING ........................................................................................................................................ 16
4.6.4 LIST OF RECOMMENDED TOOLS ....................................................................................................................................... 17
5.0 TROUBLE SHOOTING ............................................................................................................................................................ 17
6.0 MAINTENANCE .................................................................................................................................................................... 19
6.1
RECOMMENDED
REPAIR
PARTS
AND
KITS ............................................................................................................................... 20
6.2
PROCEDURE
FOR
REMOVAL
THE
PILOT
G-40
/
42 .................................................................................................................... 25
6.3
PROCEDURE
FOR
ASSEMBLY
THE
PILOT
G-40
/
42 .................................................................................................................... 27
6.4
PROCEDURE
FOR
REMOVAL
BOOSTER
(PRE-REGULATOR)
G-43 .............................................................................................. 28
6.5
PROCEDURE
FOR
ASSEMBLY
BOOSTER
(PRÉ
REGULATOR)
G-43 .............................................................................................. 31
6.6
LIST
OF
RECOMMENDED
TOOLS
FOR
MAINTENANCE .............................................................................................................. 32
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