YAMADA NDP-P20 Series Operation Manual Download | Manualshive

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Doc. No.

NDP237U-07

OPERATION MANUAL

YAMADA AIR-OPERATED DIAPHRAGM PUMPS

NDP-P20 series
NDP-P25 series

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Summary of Contents for NDP-P20 Series

Page 1: ...Doc No NDP237U 07 OPERATION MANUAL YAMADA AIR OPERATED DIAPHRAGM PUMPS NDP P20 series NDP P25 series...

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Page 5: ...lene polyvinylidene fluoride depending on the model you have selected according to the type of fluid to be pumped The diaphragms are made of a thermoplastic elastomer material suitable for the Applica...

Page 6: ...rking pressure at the specific temperature of the liquid being pumped Air pressure and discharge pressure must not exceed the allowable working pressure If air pressure and discharge pressure exceed t...

Page 7: ...rly insulated to prevent conduction with each other Do NOT operate heating devices that create flames or have heating filaments anywhere near the pump or its piping If there are flammable gases in the...

Page 8: ...ion resistance it may result in damaging the product or leakage of fluid When working in the vicinity of pumping of fluid with this product be sure to wear protective gear goggles mask etc When using...

Page 9: ...Releasing the pressure 14 6 Method of cleaning 15 7 Daily check 16 8 Troubleshooting 8 1 Pump does not run 16 8 2 Pump runs but fluid does not come out 16 8 3 Flow discharge quantity decreased 16 8 4...

Page 10: ...ching Portion PPG Fluid contact Portion ADC12 Diaphragm CR NBR EPDM FKM PTFE TPEE TPO TPEE Ball O Ring CR NBR NBR EPDM FKM PTFE TPEE NBR TPO EPDM PTFE NBR Valve Seat SMS1025 Center Disk SUS316 A5056 S...

Page 11: ...Portion PPG Diaphragm CR NBR EPDM FKM PTFE TPEE TPO TPEE Ball O Ring CR NBR NBR EPDM FKM PTFE TPEE NBR TPO EPDM PTFE NBR Valve Seat PPG Center Disk PPG SCS13 1 Polyvinylidene fluoride type Type BVE BV...

Page 12: ...apped or taped for shipment Remove the caps and tapes When installing accessories make sure that no foreign matter falls into the product as it could cause malfunction of the switching portion Cover a...

Page 13: ...Try to keep the suction lift as short as possible To protect diaphragm from abnormal breakage inlet pressure must be kept below the following values PTFE diaphragm 0 02 MPa height 2 m During operation...

Page 14: ...provide protective measures installation of a pit or sensors etc in consideration of possible leakage of fluid and post warning signs at necessary places For details see the applicable operating caut...

Page 15: ...p to stop larger particles Otherwise such particles may cause a malfunction If depending upon the place of pump installation the volume of the pumped fluid changes drastically install a relief valve o...

Page 16: ...supply enough air to run the pump The air compressor should be able to provide adequate air flow to the pump Attach the compressor as close as possible to the pump considering operability and stabili...

Page 17: ...case of use lubricator must be used turbine oil none addition class 1 turbine oil equivalent ISO VG32 grade for lubricants Do not apply lubricants more than required and also do not use any other lub...

Page 18: ...erloaded and this may cause damage such as bending of the center rod After finishing your work purge the remaining fluid from the pump see 6 Method of cleaning 5 4 Releasing the pressure 1 Make sure t...

Page 19: ...h different hoses to the suction side and the discharge side for cleaning 4 Be ready with a vessel with cleaning solution select cleaning solution appropriate for the type of fluid pumped and then con...

Page 20: ...ith sludge Check and clean the fluid piping The pump is clogged with sludge Disassemble the casing check and clean 8 2 Pump runs but fluid does not come out Cause Action to be taken The suction lift o...

Page 21: ...supply air pressure is too high Adjust the supply air pressure The spool oscillates and occur ball chattering Adjust the supply air pressure and exhaust pressure Connection parts and pump mounting ar...

Page 22: ...level 4 92 dB 96 dB Weight 7 5 kg 12 5 kg 7 0 kg NDP P25 metal type series NDP P25 Type BA BAT BS BST Nominal Diameter 1 25 mm Suction Port Fluid Connection Discharge Port Rc 1 Supply Port Rc 3 8 Air...

Page 23: ...L min ANR 1800 L min ANR 1600 L min ANR 1800 L min ANR Slurry Limitation 3 mm or less Limitation of Viscosity Suction Lift 3Pa s or below Force In 8Pa s or below Temp 0 70 C Operating Ambient Temperat...

Page 24: ...20 10 2 Appearance and dimensions 10 2 1 NDP P20 series NDP P20BA NDP P20BS NDP P20BP THREAD TYPE...

Page 25: ...21 NDP P20BP FLANGE TYPE 10 2 2 NDP P25 series NDP P25BA NDP P25BS...

Page 26: ...22 NDP P25BP THREAD TYPE NDP P25BP FLANGE TYPE...

Page 27: ...25BV THREAD TYPE NDP P25BV FLANGE TYPE CAUTION Due to improvement or modification of products dimensions may change without notice Please contact your distributor our regional office for detailed info...

Page 28: ...24 10 3 Performance curve 10 3 1 NDP P20 series NDP P20BA BS BP NDP P20BAT BST BPT 10 3 2 NDP P25 series NDP P25BA BS BP BV NDP P25BAT BST BPT BVT...

Page 29: ...ocedure Conditions a Supplied air pressure Maintaining preset pressure b Liquid pumped Fresh water c Temperature Ambient d Condition of suction Flat suction 0 meter head e Measuring system System A Co...

Page 30: ...L No Product name Product No Date of product Period of use From to SERIAL No Lot No Operating conditions Indoor Outdoor Frequency of operation Continuous Intermittent Hours day week month Date of purc...

Page 31: ...rising from use with a fluid that may cause corrosion inflation or dissolution of the component parts of the product 4 Irregularity arising from repair made by other than by our firm our regional offi...

Page 32: ...28 13 Warning symbols BEWARE HIGH TEMPERATURE ELECTRIC SHOCK POISON FLAMMABLE CORROSION EXPLOSION General warnings cautions and danger notifications FIRE STRICTLY PROHIBITED...

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Page 34: ...AL DEPARTMENT No 1 3 1 Chome Minami Magome Ohta Ku Tokyo 143 8504 Japan PHONE 81 0 3 3777 0241 FAX 81 0 3 3777 0584 YAMADA EUROPE B V Aquamarijnstraat 50 7554 NS Hengelo O The Netherlands PHONE 31 0 7...

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