8
ASX 176
EN Use, maintenance and warning instructions
HIGH PRESSURE REGULATOR | INTRODUCTION | REV. 00
6 - INSTALLATION .................................................................................................................. 67
6.1 - INSTALLATION PRE-REQUISITES ........................................................................................................... 67
6.1.1 - ALLOWED ENVIRONMENTAL CONDITIONS .........................................................................................67
6.1.2 - CHECKS BEFORE INSTALLATION ........................................................................................................ 68
6.2 - SPECIFIC SAFETY INSTRUCTIONS FOR THE INSTALLATION STEP ...................................................... 69
6.3 - GENERAL INFORMATION ON CONNECTIONS ...................................................................................... 70
6.4 - REGULATOR INSTALLATION POSITIONS ............................................................................................... 71
6.5 - EQUIPMENT INSTALLATION PROCEDURES .......................................................................................... 72
6.5.1 - IN-LINE EQUIPMENT INSTALLATION PROCEDURE .............................................................................72
6.5.2 - IN-LINE EQUIPMENT INSTALLATION PROCEDURE
WITH SPACER ......................................................................................................................................73
6.5.3 - CONNECTION OF THE SENSING LINES TO THE DOWNSTREAM PIPING ...........................................75
6.6 - POST-INSTALLATION AND PRE-COMMISSIONING CHECKS ................................................................ 77
7 - COMMISSIONING/MAINTENANCE EQUIPMENT........................................................... 79
7.1 - LIST OF EQUIPMENT .............................................................................................................................. 79
7.2 - EQUIPMENT NEEDED FOR THE DIFFERENT CONFIGURATIONS .......................................................... 80
8 - COMMISSIONING ............................................................................................................. 83
8.1 - GENERAL WARNINGS ........................................................................................................................... 83
8.1.1 - SAFETY REQUIREMENTS FOR COMMISSIONING ...............................................................................83
8.2 - PRELIMINARY PROCEDURES FOR COMMISSIONING .......................................................................... 84
8.3 - PROPER COMMISSIONING CHECK ...................................................................................................... 85
8.4 - CALIBRATION OF ANY ACCESSORIES .................................................................................................. 85
8.5 - REGULATOR COMMISSIONING PROCEDURE ..................................................................................... 86
8.6 - COMMISSIONING PROCEDURE FOR THE ASX 176 REGULATOR WITH BUILT-IN MONITOR PM/176 .. 88
8.7 - COMMISSIONING PROCEDURE FOR THE ASX 176 REGULATOR WITH BUILT-IN PM/176 MONITOR
AND M/A ACCELERATING VALVE .......................................................................................................... 90
8.8 - COMMISSIONING PROCEDURE FOR THE ASX 176 REGULATOR WITH BUILT-IN SSX/176 SLAM-SHUT
VALVE ..................................................................................................................................................... 92
8.8.1 - CHECKING THE SSX/176 SLAM-SHUT VALVE FOR PROPER SEALING DURING SHUT-OFF ..........92
8.8.2 - LINE OFF 2.0 COMMISSIONING AND CALIBRATION PROCEDURE FOR SSX/176 BUILT-IN SLAM-SHUT
VALVE ...................................................................................................................................................94
8.8.3 - PRESSURE SWITCH CALIBRATION PROCEDURE FOR LINE OFF 2.0 MODELS 102M/102MH TO
105M/105MH ........................................................................................................................................96
8.9 - CALIBRATION OF THE PRESSURE SWITCH FOR LINE OFF 2.0 ............................................................ 98
8.10 - DEVICE CALIBRATION ............................................................................................................................ 98
8.10.1 - CALIBRATION OF 200/A SERIES PILOTS .............................................................................................98
8.10.2 - CALIBRATION OF PRESSURE SWITCHES MODELS 102M/102MH TO 105M/105MH .........................99