WARNING
or service a regulator. Regulators should
codes and regulations. If the regulator vents
indicates that servicing is required.
adjacent piping or piping connections.
regulator could result in personal injury and
regulator in a safe location.
product is used:
isolation to avoid any corrosion;
for pressure containing parts.
avoiding to create pressure force on
service conditions.
installed so that the vent hole in the spring
case through the vent.
STARTUP
The regulator is factory set at approximately the midpoint
of the spring range or the pressure requested, so an initial
adjustment may be required to obtain desired results.
With proper installation completed:
a. Slightly and very slowly open the outlet cut-off valve.
b. In case of models tted with slam-shut valve, relatch the
valve by rst loosening cap (C) and then screwing it onto
the stem, after which pull cap outwards.
c. By means of the appropriate wrench, hold stem pulled
and slowly turn shaft (key 86) counterclockwise until
balls (key 97 and 99) are felt to be clearly engaged, after
which release wrench.
d. Wait for outlet pressure to stabilize.
e. Release the cap nut and remount it in original position.
f. Finally, slowly open inlet and outlet cut-off valves fully.
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