Zero Version Adjustments - PIETRO FIORENTINI GOVERNOR 30051 Use And Maintenance Manual

7.5.2 - ZERO VERSION ADJUSTMENTS

If it is necessary to change the setting values of the zero regulator in order to increase or decrease the zero pressure,
proceed as shown in Tab.7.43:
Step Action
1 Remove the upper cap (A) of the regulator.
Turn the ring nut (B) clockwise:
2 • hourly to increase downstream pressure;
• anti-clockwise to decrease the downstream pressure.
3 Put the upper cap (A) of the regulator back in place.
61
GAS
Fig. 7.17. Zero version operating pressure regulation
B
A
LOW-PRESSURE GAS REGULATOR
Use, maintenance and warning instructions
Necessary equipment
-
Allen key CH11 mm
-
Tab. 7.42.
| INSTALLATION | REV. A
EN