PIETRO FIORENTINI Dival 600, Руководство пользователя

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105
DIV
AL 600
Use, maintenance and warning instructions
MEDIUM PRESSURE REGULATOR | MAINTENANCE AND FUNCTIONAL CHECKS | REV. A
EN
9.4.3 - REPLACING ELEMENTS SUBJECT TO WEAR AND ABRASION
9.4.3.1 - INITIAL OPERATIONS
ATTENTION!
Before carrying out any work, it is important to ensure that the line on which the regulator is installed has
been shut off upstream and downstream, and discharged.
ATTENTION!
During assembly, make sure to tighten the screws as per the tables (tightening torques), according to the
size for which maintenance is being carried out.
Proceed as follows:
Step Action
1
Unscrew the conical fittings to disconnect all power sockets and sensing lines of the regulator.
Tab. 9.60
9.4.3.2 - CROSS DIAGRAM FOR TIGHTENING SCREWS
To tighten the screws, when required by the maintenance procedure, refer to the following diagram:
3 1
4 2
1
2
6 3
4 5
Fig. 9.27. Cross diagram