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To verify the system's Regulator and leak batches1.Valve of series regulator and leak-proof system2. open the Valve at the tank three times when opening bell:3. cover the lid off the wind out. Use the thumb holding.4. open the Main Valve gold Look, see as pressure defined within 30 seconds.5. close the valve at the tank within 10 seconds, the needle must not fall.6. slowly open the rubber cover. Look, see air pressure when the needles fall at no. 5 in a loud chime.7. to close the Main Valve gold
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