Assembly and operating manual
1st stage regulator Type VSR 0523, VSR 0524 and VSR 013
Pressure regulator with safety overpressure shut-off valve (OPSO) and pressure relief valve PRV
Type VSR 0523 non-adjustable
Type VSR 0523 adjustable
Type VSR 0524
Type VSR 013
CONTENTS
ABOUT THE MANUAL ............................................................................................................................. 2
SAFETY ADVICE ..................................................................................................................................... 2
INTENDED USE ...................................................................................................................................... 3
INAPPROPRIATE USE ............................................................................................................................ 3
USER QUALIFICATION ........................................................................................................................... 4
DESIGN ................................................................................................................................................... 4
ADVANTAGES AND EQUIPMENT .......................................................................................................... 5
CONNECTIONS ....................................................................................................................................... 8
ASSEMBLY ............................................................................................................................................ 10
LEAK CHECK ........................................................................................................................................ 12
START-UP ............................................................................................................................................. 12
OPERATION .......................................................................................................................................... 12
TROUBLESHOOTING ........................................................................................................................... 13
MAINTENANCE ..................................................................................................................................... 15
REPLACEMENT .................................................................................................................................... 15
RESTORATION ..................................................................................................................................... 15
SHUT-DOWN ......................................................................................................................................... 15
SHUT-DOWN ......................................................................................................................................... 15
DISPOSAL ............................................................................................................................................. 15
TECHNICAL DATA ................................................................................................................................ 16
LIST OF ACCESSORIES ....................................................................................................................... 16
WARRANTY .......................................................................................................................................... 16
TECHNICAL CHANGES ........................................................................................................................ 16
SERVICE ............................................................................................................................................... 16
Translation of the original operating instructions / part no. 05 239 50 j
Version 04.2017 / Replaces version 06.2015