•
Disconnect all power and utility lines.
•
Markings, e.g. on lines, must not be removed.
•
Do not climb on the component. Use suitable access aids and working
platforms.
•
Mark the lines (if unmarked) prior to disassembly to ensure they are not
confused when re-assembling.
•
Protect open line ends with blind plugs against ingress of dirt.
•
Pack sensitive parts separately.
•
For long-term decommissioning, observe storage conditions, see "Transport
and storage".
10.2
Inspections
Between the maintenance periods, the valves must be checked for leakage and
proper function.
10.2.1 Pneumatic connections
Carry out the following steps:
1.
Check the operating pressure at the pressure reducing and filter station.
2.
Regularly clean the air filter in the filter station.
3.
Check that the air hoses sit firmly in the air connections.
4.
Check the lines for kinks and leaks.
5.
Check the solenoid valves for proper function.
®
Done.
10.2.2 Electrical connections
Carry out the following steps:
1.
Check that the cap nut on the cable gland is tight.
2.
Only for T.VIS control top: check the cable connections on the adapter and
interface module (see operating instructions for control top types T.VIS M-15
or T.VIS A-15).
®
Done.
10.2.3 Mechanical Connections
Carry out the following steps:
1.
Check that all screw connections and locking devices are firmly secured.
®
Done.
10.2.4 Signs on the valve
Carry out the following steps:
Maintenance
Inspections
430BAL010337EN_7
29.07.2021
39
