LPG Flow Meter Installation and Operation Manual
Manual:
LPG Flow Meter IOM
Manual code:
LFM-02-e
Number of pages: 19 Issue date:
August 23, 2004
Review number:
7
Last review date: December 26, 2018
Страница 1: ...LPG Flow Meter Installation and Operation Manual Manual LPG Flow Meter IOM Manual code LFM 02 e Number of pages 19 Issue date August 23 2004 Review number 7 Last review date December 26 2018...
Страница 2: ...nes The remarks and warnings inform the operator of the hazards involved in working with Yenen meters Reading these instructions and preventing hazardous situations is strictly in the hands of the ope...
Страница 3: ...rs Accuracy class 1 0 Environmental class M2 E1 Maximum permissible error 1 0 1 2 Safety precautions Only trained and qualified personnel familiar with handling liquids under pressure such as LPG may...
Страница 4: ...e fluid is being submitted into a cylinder through the distribution valve At the same time the fluid ahead of it is being displaced out of the meter through the outlet Four pistons in the cylinders ar...
Страница 5: ...ter The serial number is related to a date code YYMM9999 For example a meter with serial number 01101234 is manufactured in October 2001 with serial number 1234 Record the meter serial number and mode...
Страница 6: ...nt range and 0 5 in steps of 0 05 Accuracy curve Flow rate liters per minute Pressure drop curve Flow rate liters per minute 2 2 Installation requirements Make sure that all internal pressure is relie...
Страница 7: ...It is of vital importance for functionality and accuracy that dirt dust and other debris does not enter the meter Ensure that the entire piping system is free from dirt dust and debris as this may af...
Страница 8: ...Page 8 19 26 12 2011 LFM 02 e Rev Nr 7 2 3 Meter dimensions 118 5 118 5 320 238 118 5 153 INLET OUTLET FOR RELIEF VALVE FRONT VIEW OUTLET BOTTOM BOTTOM VIEW Figure 2 Flowmeter General Dimensions...
Страница 9: ...ilter should be replaced regularly Especially in the first month of operation the filter should be checked and replaced at least twice a month 1 Nozzle 2 Break away coupling 3 Differential valve 4 Met...
Страница 10: ...ground or submersible pump Make sure that the pump can operate against closed valves or with limited flow 2 6 Meter maintenance Make sure that all internal pressure is relieved before disassembly or i...
Страница 11: ...te the pressure The pressure value has to be higher than tank pressure with approximately 2 3 bars Run roughly 10 liters of nitrogen through the system to flush all LPG back to the storage tank Close...
Страница 12: ...Check the o rings O rings should be smooth Cracked warn or dry o rings need to be replaced Also scratched o rings may cause inaccuracy of the meter Check the gaskets Gaskets should be firm but flexib...
Страница 13: ...er The distribution valve has a precision polished surface Even the slightest scratch or unevenness will cause inaccuracy of the meter Recalibration after re assembly of the meter is recommended Meter...
Страница 14: ...rities may break and reseal dispensers Remove the seal Unbolt the adjustment cover on the flow meter Figure 5 Adjustment disc with shaft Calibration is accomplished with a series of holes at the adjus...
Страница 15: ...ion and shipping Flow meter should not be removed from its packing during transportation and storage packaging Be careful about the directional arrows on the meter box during the transportation Do not...
Страница 16: ...any LPG related work on the forecourt DO be aware of vapors and other hazardous conditions DO disconnect and lock power before starting to service the meter and other hydraulic parts DO know the assoc...
Страница 17: ...r maintenance is complete DON T allow smoking flame or spark producing devices near the work area DON T place tools or equipment outside the barricaded work area DON T place tools or equipment outside...
Страница 18: ...rge valves Check valve Manometer Safety relief valve Common connections on the hydraulic set 3 17 19 metric wrench 3 4 NPT connections Hydraulic connectors Break Away Access Flow Valve Nozzle Differen...
Страница 19: ...Page 19 19 26 12 2011 LFM 02 e Rev Nr 7 Ak emsettin Mahallesi Tavuk uyolu Sokak No 23 Sultanbeyli 34925 Istanbul T rkiye T 90 216 487 5924 F 90 216 487 5986 E info yenen com www yenen com...
