Job Description:

• 1) Tests ability of gas meters to accurately measure specified volume of gas at maximum and average cubic-feet-per-hour capacity and adjusts meters to correct excessive registration error: Connects hoses from prover to meter inlet and outlet and raises prover bell until prover gauge registers zero.

• 2) Turns valve to allow measured amount of air or gas to pass through meter at specified flow-rate.

• 3) Closes valve and compares registration on meter gauge.

• 4) Screws fitting into meter outlet to retard flow of gas and repeats test.

• 5) Turns setscrews to adjust meter and repeats test until meter registration is within specified limits according to prover and meter gas readings.

• 6) Analyzes test results to determine cause of persistent registration errors.

• 7) Segregates meters requiring repair.

• 8) Records test results and date on meter card.

• 9) May maintain temperature of oil used as gas seal in prover within specified limits to ensure accurate and uniform test readings.

• 10) May test ability of flowmeters to accurately measure gas and liquid and be designated Flowmeter Test And Certification Technician.