PIETRO FIORENTINI Dival 600 User manual

Dival 600
Revision A
EN
Medium-low pressure gas regulator
USE, MAINTENANCE
AND WARNING
INSTRUCTIONS EN

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DIVAL 600
EN Use, maintenance and warning instructions
MEDIUM PRESSURE REGULATOR |INTRODUCTION |REV. A

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DIVAL 600
Use, maintenance and warning instructions
MEDIUM PRESSURE REGULATOR |INTRODUCTION |REV. A EN
1 - INTRODUCTION
FOREWORD
All rights reserved. No part of this publication may be reproduced, distributed, translated into other languages or trans-
mitted by any electronic or mechanical media, including photocopies, recording or any other storage and retrieval system,
for any other purposes that are not exclusively the personal use of the buyer, without the express written permission of
the Manufacturer.
The manufacturer is in no way responsible for the consequences of operations carried out in a manner not in accordance
with the manual.
GENERAL REMARKS
All operating, maintenance instructions and recommendations described in this manual must be observed. In order to
obtain the best performance and to keep the equipment in efcient condition, the manufacturer recommends that main-
tenance operations be carried out regularly.
It is of particular importance that the personnel responsible for the equipment be trained in its use, maintenance and ap-
plication of the safety instructions and procedures indicated in this manual.
Revision: A
COPYRIGHT 2022
© PIETRO FIORENTINI S.P.A.

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MEDIUM PRESSURE REGULATOR |INTRODUCTION |REV. A EN
1.1 - REVISION HISTORY
Revision
index Date Revision contents
A10/2022
Tab. 1.1

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INDEX
1 - INTRODUCTION .................................................................................................................. 3
1.1 - REVISION HISTORY.................................................................................................................................. 5
2 - GENERAL INFORMATION ................................................................................................ 11
2.1 - MANUFACTURER IDENTIFICATION........................................................................................................ 11
2.2 - IDENTIFICATION OF THE PRODUCT ...................................................................................................... 11
2.3 - REGULATORY FRAMEWORK................................................................................................................. 11
2.4 - WARRANTY............................................................................................................................................ 11
2.5 - SYMBOLS USED IN THE MANUAL......................................................................................................... 12
2.6 - ADDRESSEES, SUPPLY AND STORAGE OF THE INSTRUCTION MANUAL........................................... 13
2.7 - LANGUAGE ............................................................................................................................................ 13
2.8 - NAMEPLATES APPLIED ......................................................................................................................... 14
2.8.1 - GLOSSARY FOR NAMEPLATES ...........................................................................................................15
2.9 - GLOSSARY OF UNITS OF MEASUREMENT........................................................................................... 16
2.10 -QUALIFIED PROFESSIONAL FIGURES................................................................................................... 17
3 - SAFETY .............................................................................................................................. 19
3.1 - GENERAL SAFETY WARNINGS.............................................................................................................. 19
3.2 - PERSONAL PROTECTIVE EQUIPMENT.................................................................................................. 20
3.3 - RESIDUAL RISKS ................................................................................................................................... 21
3.3.1 - TABLE SHOWING RESIDUAL RISKS DUE TO PRESSURE ...................................................................22
3.3.2 - TABLE OF RESIDUAL RISKS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES ...................................24
3.4 - OBLIGATIONS AND PROHIBITIONS ....................................................................................................... 26
3.5 - SAFETY PICTOGRAMS .......................................................................................................................... 27
3.6 - RISK LEVEL ............................................................................................................................................ 27

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4 - DESCRIPTION AND OPERATION .................................................................................... 29
4.1 - GENERAL DESCRIPTION ....................................................................................................................... 29
4.1.1 - REGULATOR REACTION MODES.........................................................................................................30
4.2 - OPERATION............................................................................................................................................ 30
4.3 - INTENDED USE ...................................................................................................................................... 32
4.3.1 - ENVISAGED USE ..................................................................................................................................32
4.3.2 - REASONABLY FORESEEABLE MISUSE ...............................................................................................32
4.3.3 - TYPES OF FLUIDS ................................................................................................................................32
4.4 - TECHNICAL FEATURES/PERFORMANCE .............................................................................................. 33
4.5 - POSSIBLE CONFIGURATIONS ............................................................................................................... 34
4.5.1 - CONTROL HEADS................................................................................................................................34
4.5.2 - ACCESSORIES .....................................................................................................................................34
4.5.3 - REGULATOR WITH MONITOR FUNCTION............................................................................................36
4.5.4 - SLAM-SHUT VALVE ..............................................................................................................................39
4.5.4.1 - LA INCORPORATED SLAM-SHUT VALVE.....................................................................................40
5 - TRANSPORT AND HANDLING......................................................................................... 43
5.1 - SPECIFIC WARNINGS FOR TRANSPORT AND HANDLING ................................................................... 43
5.1.1 - PACKAGING AND FASTENERS USED FOR TRANSPORT ....................................................................44
5.2 - PHYSICAL CHARACTERISTICS OF THE EQUIPMENT ........................................................................... 46
5.2.1 - DIVAL 600.............................................................................................................................................46
5.2.2 - DIVAL 600 + LA.....................................................................................................................................47
5.3 - EQUIPMENT ANCHORING AND LIFTING METHOD................................................................................ 48
5.3.1 - FORKLIFT HANDLING METHOD...........................................................................................................49
5.3.2 - CRANE HANDLING METHOD...............................................................................................................51
5.4 - PACKAGING REMOVAL.......................................................................................................................... 52
5.4.1 - PACKAGING DISPOSAL .......................................................................................................................52
5.5 - STORAGE AND ENVIRONMENTAL CONDITIONS .................................................................................. 53
5.5.1 - PRE-INSTALLATION WARNINGS AFTER PROLONGED STORAGE ......................................................53

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6 - INSTALLATION .................................................................................................................. 55
6.1 - INSTALLATION PRE-REQUISITES........................................................................................................... 55
6.1.1 - ALLOWED ENVIRONMENTAL CONDITIONS.........................................................................................55
6.1.2 - CHECKS BEFORE INSTALLATION........................................................................................................56
6.2 - SPECIFIC SAFETY INSTRUCTIONS FOR THE INSTALLATION STEP ...................................................... 57
6.3 - GENERAL INFORMATION ON CONNECTIONS ...................................................................................... 58
6.4 - REGULATOR INSTALLATION POSITIONS............................................................................................... 59
6.5 - INSTALLATION PROCEDURES .............................................................................................................. 60
6.5.1 - EQUIPMENT INSTALLATION PROCEDURES ........................................................................................60
6.5.2 - CONNECTION OF THE SENSING LINES TO THE DOWNSTREAM PIPING...........................................60
6.6 - POST-INSTALLATION AND PRE-COMMISSIONING CHECKS ................................................................ 62
7 - COMMISSIONING/MAINTENANCE EQUIPMENT........................................................... 63
7.1 - LIST OF EQUIPMENT.............................................................................................................................. 63
7.2 - EQUIPMENT NEEDED FOR THE DIFFERENT CONFIGURATIONS .......................................................... 65
8 - COMMISSIONING ............................................................................................................. 67
8.1 - GENERAL WARNINGS ........................................................................................................................... 67
8.1.1 - SAFETY REQUIREMENTS FOR COMMISSIONING ...............................................................................67
8.2 - PRELIMINARY PROCEDURES FOR COMMISSIONING .......................................................................... 68
8.3 - PROPER COMMISSIONING CHECK ...................................................................................................... 69
8.4 - CALIBRATION OF EQUIPMENT AND ACCESSORIES INSTALLED.......................................................... 69
8.5 - REGULATOR COMMISSIONING PROCEDURE ..................................................................................... 70
8.6 - COMMISSIONING PROCEDURE OF REGULATION LINE: DIVAL 600 REGULATOR + DIVAL 600 REGULA-
TOR WITH IN LINE MONITOR FUNCTION .............................................................................................. 72
8.6.1 - PRESSURISING WITH EXTERNAL SOURCE.........................................................................................76
8.7 - COMMISSIONING PROCEDURE OF DIVAL 600 REGULATOR WITH LA SLAM-SHUT VALVE................. 78
8.7.1 - INTERNAL TIGHTNESS CHECK OF LA SLAM-SHUT VALVE.................................................................78
8.7.2 - COMMISSIONING OF THE DIVAL 600 REGULATOR WITH LA SLAM-SHUT VALVE..............................79
8.7.3 - PROCEDURE FOR CALIBRATING THE PRESSURE SWITCH FOR THE LA INCORPORATED SLAM-
SHUT VALVE .........................................................................................................................................82
8.8 - COMMISSIONING PROCEDURE OF REGULATION LINE: DIVAL 600 REGULATOR + DIVAL 600 REGULA-
TOR WITH IN LINE MONITOR + LA SLAM-SHUT VALVE FUNCTION
............................................................................................................................................................... 86
8.9 - DEVICE CALIBRATION............................................................................................................................ 90
8.9.1 - PRESSURE SWITCH CALIBRATION FOR THE LA SLAM-SHUT VALVE ...............................................90

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9 - MAINTENANCE AND FUNCTIONAL CHECKS................................................................ 91
9.1 - GENERAL WARNINGS ........................................................................................................................... 91
9.2 - PERIODICALLY CHECKING AND INSPECTING THE EQUIPMENT FOR PROPER OPERATION .............. 93
9.3 - ROUTINE MAINTENANCE ...................................................................................................................... 94
9.3.1 - GENERAL SAFETY WARNINGS............................................................................................................94
9.3.2 - REPLACEMENT FREQUENCY FOR COMPONENTS SUBJECT TO WEAR ...........................................95
9.4 - ROUTINE MAINTENANCE PROCEDURES.............................................................................................. 97
9.4.1 - TIGHTENING TORQUES ......................................................................................................................98
9.4.3 - REPLACING ELEMENTS SUBJECT TO WEAR AND ABRASION.........................................................105
9.4.5 - REGULATOR DIVAL 600 .....................................................................................................................106
9.4.8 - LA SLAM-SHUT VALVE .......................................................................................................................130
9.4.10 - PROCEDURE FOR RECOMMISSIONING AFTER MAINTENANCE ......................................................142
10 - TROUBLESHOOTING...................................................................................................... 143
10.1 -GENERAL WARNINGS ......................................................................................................................... 143
10.2 -OPERATOR QUALIFICATION SPECIFICATION...................................................................................... 144
10.3 -TROUBLESHOOTING PROCEDURES .................................................................................................. 144
10.4 -TROUBLESHOOTING TABLES ............................................................................................................. 145
10.4.1 - TROUBLESHOOTING DIVAL 600 REGULATOR ..................................................................................145
10.4.2 - LA SLAM-SHUT VALVE TROUBLESHOOTING....................................................................................145
11 - UNINSTALLATION AND DISPOSAL ............................................................................... 147
11.1 -GENERAL SAFETY WARNINGS............................................................................................................ 147
11.2 -QUALIFICATION OF THE OPERATORS IN CHARGE............................................................................. 147
11.3 -UNINSTALLATION................................................................................................................................. 147
11.4 -INFORMATION REQUIRED IN CASE OF RE-INSTALLATION................................................................. 147
11.5 -DISPOSAL INFORMATION.................................................................................................................... 148
12 - RECOMMENDED SPARE PARTS................................................................................... 149
12.1 -GENERAL WARNINGS ......................................................................................................................... 149
12.2 -HOW TO REQUEST SPARE PARTS...................................................................................................... 149
13 - CALIBRATION TABLES ................................................................................................... 151
13.1 -CALIBRATION TABLES ......................................................................................................................... 151

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