ZWICK TRI-CHECK Series, Руководство по эксплуатации, Страница: 2 / 14

Operation instructions Butterfly Check Valve Series TRI-CHECK, with
counter weight and optional hydraulic damper
ZWICK Armaturen GmbH D-58256 Ennepetal
Instructions No. Zw-Tri-Check-2016 / Rev.11
1
Table of Contents
0 INTRODUCTION ........................................................................................................... 2
1 INTENDED CONDITIONS OF USE .............................................................................. 2
2 SAFETY INSTRUCTIONS ............................................................................................ 2
2.1 General Safety Instructions ........................................................................................................... 2
2.2 Safety Instructions for the Operator .............................................................................................. 2
2.3 Special Dangers ............................................................................................................................. 3
2.4 Marking of butterfly valve .............................................................................................................. 4
3 TRANSPORT AND STORAGE ..................................................................................... 5
4 INSTALLATION ............................................................................................................ 6
5 PRESSURE TEST AND START-UP ........ FEHLER! TEXTMARKE NICHT DEFINIERT.
6 NORMAL OPERATION AND MAINTENANCE ............................................................ 9
7 TROUBLESHOOTING GUIDE ................. FEHLER! TEXTMARKE NICHT DEFINIERT.
8 CAUTION WITH USE OF THE BUTTERFLY VALVES IN -HAZARDOUS
ENVIRONMENTS ....................................................................................................... 11
9 FURTHER INFORMATION ......................................................................................... 11
10 EU DIRECTIVES ......................................................................................................... 12
11 CONFORMITY ASSESSMENT PROCEDURE ACCORDING TO DIRECTIVE 97/23/EC OR
2014/68/EC………………………………………………………………………………………………..13