PIETRO FIORENTINI 30051, Руководство по эксплуатации и обслуживанию

Страница: 80 / 98

80
GOVERNORS NOR
TH AMERICA
US
LOW PRESSURE GAS REGULATOR | COMMISSIONING | REV. A
Operation, maintenance and warning manual
8.2 - PRELIMINARY PROCEDURES FOR COMMISSIONING
Before commissioning the equipment, it is mandatory to ensure that any explosion hazard or source of
ignition has been eliminated.
Before commissioning, it is necessary to ensure that:
• the conditions of use are in accordance with the characteristics of the equipment;
• during the pressurization phase, check the equipment for leaks.
To protect the equipment from damage, the following operations should never be carried out:
• pressurization through a valve located downstream of the equipment itself;
• depressurization through a valve located upstream of the equipment itself.
8.3 - CALIBRATION OF SAFETY DEVICES
The equipment is regulated at the manufacturing plants of PIETRO FIORENTINI S.p.A.
It is prohibited to tamper with or make unauthorized changes on the equipment without permission from
PIETRO FIORENTINI S.p.A.
8.4 - COMMISSIONING OF THE REGULATOR
Commissioning must be carried out by authorized and licensed personnel.
Commissioning takes place by direct insertion of the gas into the pipes by limiting the gas velocity within the pipes as
limited as possible (maximum allowable value of 20 m/s).