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English to Polish translations [PRO] Tech/Engineering - Engineering: Industrial / fire safety
English term or phrase:drain test
Fire Protection Equipment Operator: Write the date, time and number of turns needed to close the sprinkler control valve and fasten the Red Tag to the shut valve.When the impairment is over reopen the value.Perform a 2 in. drain test. Write the reopening information on this Red Tag and return it to the Firesafety Supervisor.