Air Products Gasguard 250, Руководство по установке

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Gasguard
®
250 VMB System Installation Manual
Air Products and Chemicals, Inc. Page 5 - 4
6.
To open a valve:
6.1 From the manual mode file, highlight the "OPEN VALVE"
command and press The command moves to the top
of the display.
6.2 Type the number of the valve you wish to open. Press
6.3 The valve will open and the corresponding valve indicator will
illuminate.
The operator may be prompted to confirm the opening of certain valves by
pressing when "CONFIRM?" appears below the "OPEN
VALVE X" command. This is done as a reminder to check for potentially
dangerous situations prior to opening these valves.
To close a valve:
6.4 From the manual mode file, highlight the "CLOSE VALVE"
command and press The command moves to the top
of the display.
6.5 Type the number of the valve you wish to close. Press
6.6 The valve will close.
Extreme care must be taken when operating
valves manually. Only those valves required
for adequate leak testing should be opened.