What to do when a valve is replaced?

When a valve, equippped with an interlock, is replaced by a new valve, the following steps are to be taken.

Read more

What to do when a key does not fit?

When a key does not fit in the interlocks and cannot be inserted, the following procedure must be followed.

Read more

What to do when a key is stuck?

When a key is stuck in the valve interlock and cannot be removed, the following steps must be followed.

Read more

Ensure an up-to-date administration when installing valve interlocks

Record the progress of the installation in the LOIS (Lock Order Information Sheet) in order to keep an overview and to ensure the information about the interlocked systems in the MRO database is up-to-date. 

Read more