PIETRO FIORENTINI Dival 600, Руководство пользователя

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93
DIV
AL 600
Use, maintenance and warning instructions
MEDIUM PRESSURE REGULATOR | MAINTENANCE AND FUNCTIONAL CHECKS | REV. A
EN
9.2 - PERIODICALLY CHECKING AND INSPECTING THE EQUIPMENT FOR PROPER
OPERATION
Periodic checks and inspections
Operator qualification Mechanical maintenance technician
PPE required
WARNING!
The PPE listed in this table is related to the risk associated with the equipment.
For the PPE required to protect against risks associated with the workplace,
installation or operating conditions, please refer to:
• the regulations in force in the country of installation;
• any information provided by the Safety Manager at the installation facility.
Tab. 9.52
“Tab. 9.53” lists checks and verifications, i.e. operations that do not require any manual intervention on the
individual equipment.
Some items thereof can be replaced remotely using suitable remote control tools. The following is listed below:
Activity description
Equipment/accessories
involved
Evaluation criterion
Minimum
frequency
Significant
performance
check*
Pressure regulators
• No fluctuations in the adjusted pres-
sure.
• Significant pressure values within pre-
set limits.
Monthly
Gas flow slam-shut type safety de-
vices (external position indicator)
• Fully open position.
Stand-by monitor (external posi-
tion indicator)
• Fully open position.
Visual inspection
of the equipment
outside
condition
All
• No visible damage.
• External surface protection as per UNI
9571-1:2012.
Half-yearly
Tab. 9.53
* These checks may be carried out remotely if there is a remote control system capable of analysing the significant performance of the
equipment and of sending alerts/alarms when pre-set thresholds are reached.