Index
1. Safety/caution signs ...........................................................................................................3
4. Installation ..........................................................................................................................5
5. Operation ............................................................................................................................7
6. Troubleshooting ..................................................................................................................8
7. Cleaning .............................................................................................................................9
8. General maintenance .........................................................................................................10
9. Planned maintenance .........................................................................................................11
10. Planned maintenance .........................................................................................................12
Drawing B925 .....................................................................................................................16
Drawing B925B...................................................................................................................17
Drawing divert B925 ..........................................................................................................26
Drawing divert B925B .........................................................................................................27
15. Part list .............................................................................................................................. 33
16. Technical data .....................................................................................................................34
Warranty .............................................................................................................................35
Disclaimer ...........................................................................................................................35
Foreword
This instruction manual is an integral part of the valve delivery.
• To use the Atex valve model is obligatory to consult the appropriate
manual.
• Always read it carefully before using the valve.
• Always keep it for future reference.
All rights are reserved. It is forbidden to reproduce or transit any part of the instruction manual by any means,
either electronic or mechanical, including photo copies, recording or any other memorisation or retrieval system
for purposes other than the exclusively personal use by the purchaser - without prior written permission by the
manufacturer.
This instruction manual is expressly intended for use by technicians. Therefore, some information which can easily
be inferred by reading the text and examining the illustrations and drawings has not been further specified. The
publisher is not responsible for any consequences of incorrect operations by the user.
The data and information in this instruction manual are subject to modifications or updates without any further
notice or obligations on the part of the manufacturer.
The Company BARDIANI VALVOLE reserves the right to modify its products at any time without prior notice.
(GB-IST-B925-0910) 2/35