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Instructions for checking and testing of Dispensers at Petrol Pumps

Home/ Instructions For Checking and Testing of Dispensers At Petrol Pumps

OFFICE OF THE CONTROLLER OF WEIGHTS & MEASURES
GOVT. OF NCT OF DELHI
117-118, C-BLOCK, VIKAS BHAWAN, NEW DELHI-110002

No.F. W & M / HQ/Circular/05/6259 Dated : 08 September, 2005

INSTRUCTIONS

It has been reported to the undersigned that ILM Grade-I / Zonal Officers are not following the prescribed procedure, as detailed in the Standards of Weights and Measures (General) Rules, 1987, for verification / inspection of dispensing pumps of retail outlet of Petrol Pumps. Some of the important procedures, as detailed in the Standards of Weights and Measures (General) Rules, 1987 Schedule VIII Part I, are being reproduced for the general information of the ILMs.

TESTING OF DISPENSING PUMPS

  1. Dispensing pumps shall be tested under practical working conditions with the liquid that the instrument is intended to deliver, with the help of check measures of appropriate denominations.
  2. Every check measures should be tested for accuracy, against the appropriate working standard measures at least once in every period of six months and duly sealed.
  3. Before commencing checking of dispensing pump, the pump should be run for a few minutes to ensure that all the units are functioning smoothly and also the discharge hose has been wetted.
  4. A dispensing pump before being tested for accuracy should be tested for leakage by being first fully primed.
  5. Every dispensing pump should deliver correctly at reasonable uniform speed, which shall be not less than 10 liters per minute.
  6. The quantity to be dispensed for verification or inspection of totalizer should be 20 liter.

Every effort should be made to seal the dispensing unit and the totalizing counter with good quality of lead and wire seal to minimize the chances of breakage of the wire due to vibration or rusting.

All ILMs are directed to follow strictly the above procedure. They should procure accurate testing measures, constructed with thick metal with eight protecting strips in base and get it verified / re-verified and sealed from the Standard Laboratory.

Sd/-
(M. RAVIKANTH)
Controller Legal Metrology

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