8
APERVAL
EN Use, maintenance and warning manual
MEDIUM PRESSURE REGULATOR | INTRODUCTION | REV. B
6 - INSTALLATION .................................................................................................................. 65
6.1 - INSTALLATION PRE-REQUISITES ........................................................................................................... 65
6.1.1 - ALLOWED ENVIRONMENTAL CONDITIONS .........................................................................................65
6.1.2 - CHECKS BEFORE INSTALLATION ........................................................................................................ 66
6.2 - SPECIFIC SAFETY INSTRUCTIONS FOR THE INSTALLATION STEP ...................................................... 67
6.3 - GENERAL INFORMATION ON CONNECTIONS ...................................................................................... 68
6.4 - REGULATOR INSTALLATION POSITIONS ............................................................................................... 69
6.5 - INSTALLATION PROCEDURES ............................................................................................................... 70
6.5.1 - EQUIPMENT INSTALLATION PROCEDURE ..........................................................................................70
6.5.2 - CONNECTION OF THE SENSING LINES TO THE DOWNSTREAM PIPING ...........................................70
6.6 - POST-INSTALLATION AND PRE-COMMISSIONING CHECKS ................................................................ 72
7 - COMMISSIONING/MAINTENANCE EQUIPMENT........................................................... 73
7.1 - LIST OF EQUIPMENT .............................................................................................................................. 73
7.2 - EQUIPMENT NEEDED FOR THE DIFFERENT CONFIGURATIONS .......................................................... 75
8 - COMMISSIONING ............................................................................................................. 77
8.1 - GENERAL WARNINGS ........................................................................................................................... 77
8.1.1 - SAFETY REQUIREMENTS FOR COMMISSIONING ...............................................................................77
8.2 - PRELIMINARY PROCEDURES FOR COMMISSIONING .......................................................................... 78
8.3 - PROPER COMMISSIONING CHECK ...................................................................................................... 79
8.4 - CALIBRATION OF ANY ACCESSORIES .................................................................................................. 79
8.5 - REGULATOR COMMISSIONING PROCEDURE ...................................................................................... 80
8.6 - PROCEDURE FOR COMMISSIONING THE APERVAL REGULATOR WITH PM/182 BUILT-IN MONITOR 82
8.7 - START-UP PROCEDURE FOR APERVAL REGULATOR WITH INCORPORATED MONITOR PM/182 AND
ACCELERATOR VALVE V/25 ................................................................................................................... 84
8.8 - START-UP PROCEDURE FOR APERVAL REGULATOR WITH INCORPORATED MONITOR PM/182 AND
ACCELERATOR VALVE M/A .................................................................................................................... 88
8.9 - COMMISSIONING PROCEDURE FOR THE APERVAL REGULATOR WITH INTEGRATED SA BLOCK
VALVE ..................................................................................................................................................... 92
8.9.1 - CHECKING THE CLOSING TIGHTNESS OF THE SA BUILT-IN SLAM-SHUT VALVE ........... 92
8.9.2 - COMMISSIONING OF THE REGULATOR APERVAL WITH SA SLAM-SHUT VALVE ..............................93
8.9.5 - PRESSURISING WITH EXTERNAL SOURCE .........................................................................................95
8.9.3 - CALIBRATION PROCEDURE FOR PRESSURE SWITCHES MOD. SA ................................................... 96
8.9.4 - DEVICE CALIBRATION ........................................................................................................................ 100
8.9.4.1 - V/25 ACCELERATOR VALVE CALIBRATION ...............................................................................100
8.9.4.2 - CALIBRATION OF 300, 200 SERIES PILOTS AND M/A ACCELERATOR VALVE .........................100
8.9.4.3 - CALIBRATION OF PRESSURE SWITCHES MOD. SA .................................................................101