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Ek-2/TL-KLT-01-01 / Rev 0

Manual

: Yenen LPG Pump Installation, Operation & Maintenance Manual

Manual code

: POP-15-e

Number of pages

: 24

Issue date

: 04.05.2009

Review number

: 2

Yenen LPG Pump
Installation, Operation & Maintenance Manual

Summary of Contents for LPG

Page 1: ...T 01 01 Rev 0 Manual Yenen LPG Pump Installation Operation Maintenance Manual Manual code POP 15 e Number of pages 24 Issue date 04 05 2009 Review number 2 Yenen LPG Pump Installation Operation Mainte...

Page 2: ...ELECTRIC MOTOR 5 OPERATION OF YENEN LPG PUMP 7 PREVENTIVE MAINTENANCE CHART YENEN LPG PUMP 8 PREVENTIVE MAINTENANCE PROGRAM FOR YENEN LPG PUMP 8 Lubricate Pump Bearing 9 Service Life of Ball Bearing...

Page 3: ...ance the principles discussed in this book should be followed The piping details are furnished to illustrate methods proved by hundreds of installations Your own needs may require slight variations bu...

Page 4: ...mount models The coupling must be properly aligned to give quiet long life service to the pump and driver The pump and driver shafts areca refully aligned at the factory but should always be checked a...

Page 5: ...10 12 12 1 6 12 12 1 0 4 10 12 7 1 2 1 3 230 230 460 40 0 22 0 11 0 8 10 12 6 10 12 4 8 12 10 3 230 460 28 14 8 12 6 12 4 10 15 3 230 460 42 21 6 10 4 10 4 8 20 3 230 460 54 27 6 10 6 10 4 10 The cou...

Page 6: ...ssis must be made of stainless steel and min 6 mm thick Thinner or partite chassis will cause vibration a shorter lifetime of bearings and an increase in temperature 216 271 451 330 140 188 248 12 38...

Page 7: ...counterclockwise until the pump pressure gauge shows nearly the same pressure it did before you started the pump Screw the adjusting screw clockwise until the pressure gauge indicates the required pre...

Page 8: ...th a recommended time schedule These are basic maintenance recommendations and each company should develop their own comprehensive preventive maintenance program schedule tailor made to their individu...

Page 9: ...ximum differential pressure is not obtained the pump must be serviced Visually inspect the pump s impeller refer to instructions on page 11 and 12 steps 1 through 8 Replace the impeller if damaged bro...

Page 10: ...procedure will adjust for slight impeller wear If the impeller is badly worn or damaged it should be replaced For additional help refer to Appendix D page 22 Troubleshooting guide Replacing the impel...

Page 11: ...t is 5 to 10 times thinner than water Your new seal needs every chance it can get so keep it clean WORKMANSHIP Your Yenen LPG pump is a precision piece of equipment with very close clearances Treat it...

Page 12: ...h a punch or screw driver Force the key up and out of the keyway taking care not to damage the shaft 4 Remove the retainer ring and slide the seal sleeve seal sleeve O ring and seal assembly off the s...

Page 13: ...sing Reinstall the seal housing by pressing into place by hand Carefully unwrap the remainder of your new seal assembly which includes the new retainer shell carbon rotor and seal sleeve assembly Appl...

Page 14: ...x30 4 6 04853390 O ring 1 20 50301490 Bearing 1 7 50301790 Grease Seal 1 21 50301090 Shaft 1 8 50301590 Seal Housing 1 22 08310790 Retainer Ring 1 9 50300190 Mechanical Seal 1 23 50301390 Bearing 1 10...

Page 15: ...might be encountered in the pumpage The flat upper portion of the reducer prevents an accumulation of vapor that could interfere with pumping action Concentric Reducer Eccentric Reducer Low spots in...

Page 16: ...e able to flow by gravity into pump Positive closure of back check valve prevents proper vapor return for pump priming Always pipe bypass back to tank Make sure bypass line is large enough to handle f...

Page 17: ...pump far from tank Locate pump close to tank Directly under is best Do not locate restrictive fittings or elbows close to pump inlet D 10D Best rule is 10 pipe diameters straight pipe upstream from pu...

Page 18: ...on the sensitive surface of mechanical seal To avoid dry operation of pump a foot valve should be installed at the end of the suction pipe in the tank and a check valve should be installed to the outl...

Page 19: ...lange Flow 125 lpm 7 5 bar Maximum working pressure 27 6 bar Maximum differential pressure 17 2 bar Recommend temperature range 30 C up to 90 C Maximum motor load 15kW 20Hp Rpm 2880 50Hz or 3450 60Hz...

Page 20: ...LT 01 01 Rev 0 APPENDIX B YENEN LPG PUMP PERFORMANCE CURVES 0 0 50 100 150 200 250 2 5 5 7 5 10 12 5 15 FLOW RATE LPM 17 5 DIFFERENTIAL PRESSURE Tested with Autogas 70 propane 30 butane 5 5 kW motor 5...

Page 21: ...01 Rev 0 APPENDIX C YENEN LPG PUMP OUTLINE DIMENSIONS FLANGE SIZES INLET OUTLET DIN 2635 PN 40 40mm DIN 2635 PN 40 25mm 1 ANSI 300 Ib optional 1 ANSI 300 Ib optional 343 266 132 189 189 25 1 4 NPT OUT...

Page 22: ...ipe too small or restricted Indicated by pump s inlet pressure dropping when the pump is started Remove restrictions and or increase pipe size Pump runs but no flow Valve closed Check valves and make...

Page 23: ...hor bolts Electric motor gets hot or overload protection kicks out High differential pressure Check the motor s full load amperage Adjust the by pass valve setting to a lower setting See recommendatio...

Page 24: ...24 Ek 2 TL KLT 01 01 Rev 0 Ak emsettin Mahallesi Tavuk uyolu Sokak No 23 Sultanbeyli 34925 Istanbul TURKEY T 90 216 487 5924 F 90 216 487 5986 E info yenen com www yenen com...

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