YAMADA NDP-25 Series Operation Manual
Air-operated diaphragm pumps
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Also See for NDP-25 Series:
- Operation manual (60 pages) ,
- Operation manual (33 pages) ,
- Maintenance manual (14 pages)
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Summary of Contents for YAMADA NDP-25 Series
- Page 1 Doc. No. NDP431U-00 OPERATION MANUAL YAMADA AIR-OPERATED DIAPHRAGM PUMPS (for powder material) NDP-25 series NDP-40 series NDP-50 series NDP-80 series...
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Page 2: Introduction
- Introduction Thank you for purchasing a Yamada Diaphragm Pump. This product is a positive-displacement pump that transfers materials by movement of diaphragms driven by compressed air through a unique switching mechanism. The casing that comes in contact with the material is made of aluminum, stainless steel depending on the model you have selected according to the type of material to be pumped. -
Page 3: Warnings And Cautions
- Warnings and cautions For safe use of this product, be sure to NOTE the following: In this document, warnings and cautions are indicated by symbols. These symbols are for those who will operate this product and for those who will be nearby, for safe operation and for prevention of personal injury and property damage. - Page 4 - Always use genuine Yamada parts when replacing component parts of this product. Do NOT attempt to modify the components parts or replace them with other than genuine Yamada parts.
- Page 5 WARNING - When pumping a hazardous material (hot, flammable, strong acid, etc.) with this product, provide protective measures (install a pit, a protection box, sensors, etc.) in consideration of possible leakage of material, and post warning signs at necessary places. Make the warning symbols in [12.Warning symbols], and attach them to the casing and piping, etc.
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Page 6: Table Of Contents
- Warnings and cautions ································································ 2 - Operating caution ······································································ 2 - Table of Contents ······································································· 5 1. Names of parts and materials 1.1 NDP-25 series ···································································· 6 1.2 NDP-40, 50, 80 series ·························································· 7 2. Installation 2.1 Method of transport ···························································· 8 2.2 Installing the pump ····························································... -
Page 7: Names Of Parts And Materials
1. Names of parts and materials 1.1 NDP-25 series A：Air Valve G：Discharge Port B：Reset Button H：Intake Port C：Out Manifold I：Lift Point D：Out Chamber J：Ground Connection Point E：In Manifold K：Needle Valve F：Pump Base NDP-25BA□, NDP-25BS□ - Aluminum type - Stainless-steel type... -
Page 8: Ndp-40, 50, 80 Series
1.2 NDP-40, 50, 80 series A：Air Valve G：Discharge Port B：Reset Button H：Intake Port C：Out Manifold I：Lift Point D：Out Chamber J：Ground Connection Point E：In Manifold K：Needle Valve F：Pump Base NDP-40BA□, NDP-40BS□ NDP-50BA□, NDP-50BS□ NDP-80BA□, NDP-80BS□ - Aluminum type - Stainless-steel type Type Type Switching Portion... -
Page 9: Installation
2. Installation 2.1 Method of transport When lifting the pump using a chain hoist or crane before transporting it, be sure to lift it by the specified lift point (see [1. Names of parts and materials]). WARNING - Be careful that nobody will pass under the pump when you lift it. It would be very dangerous if the pump should fall. - Page 10 WARNING - If using the pump with a flammable material or in a flammable environment, read the applicable operating caution on P.3. CAUTION - Even if you do not use the cushions to secure the pump in place, mount it in such a way that vibration generated by pump operation will be absorbed.
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Page 11: Connecting The Ground Wire
2.3 Connecting the ground wire a) When installing the pump, be sure to connect the ground wire at the specified position. For the specified position for connecting the ground wire, see [1. Names of parts and materials]. b) Also connect ground wires to peripheral equipment and piping. c) Use 2.0mm minimum ground wire. -
Page 12: Connection
3. Connection 3.1 Connecting fluid piping 1) Connect a hose to the valve on the suction-port side and the valve of the discharge-port side of the pump. 2) Connect a hose on the suction-side intake and the discharge-port side to the respective vessels. Fig3.1 CAUTION - Use a flexible hose to absorb pump vibration, and ground the hose. -
Page 13: Connecting Air Piping
3.2 Connecting air piping WARNING - Before starting work, make sure that the air compressor is shut off. 1) Connect an air valve, air filter, regulator and if necessary lubricator (hereinafter called the "peripheral equipment") to hose which connected to compressor. Refer <NOTE> for detail information. -
Page 14: Operation
4. Operation 4.1 Method of operation CAUTION - Before starting the pump, make sure that all piping is properly connected. - Also, before starting the pump, make sure that all the bolts are securely tightened. - Make sure that the air valve, regulator and the drain valve on the discharge side are closed. Also, make sure that the valve on the suction side is opened. -
Page 15: Method Of Cleaning
5. Method of cleaning WARNING - Before starting operation, make sure that compressed air is not supplied to the pump. - Before starting operation, make sure that the pump is not pressurized. 1) Remove the hose from the suction side of the pump. 2) Close the flow valve on the discharge side, open the drain valve, and then operate a pump by starting air pressure for a while to discharge any material remaining inside the pump as much as possible. -
Page 16: Daily Check
6. Daily check - Before starting pump operation, be sure to conduct the following check every day. If any irregularity is found, do NOT start running the pump until the cause of the irregularity has been found and corrective measures have been taken. a) Verify the drain flow through the air filter. -
Page 17: Material Leaks From Exhaust Port (Silencer)
7.4 Material leakage from exhaust port (silencer) Cause Action to be taken The diaphragm is damaged. Disassemble and check the pump and replace the diaphragm. The fastening nuts for the center disk are loose. Disassemble and check the pump, and tighten the nuts. -
Page 18: Main Body Specifications
Operating Ambient 0～70 °C Temperature Range Operating Noise 97 dB 95 dB 94 dB 92 dB Weight 13 kg 20 kg 29 kg 40 kg 37 kg 60 kg 65 kg 102 kg 9.2 Appearance and dimensions 9.2.1 NDP-25 series... - Page 19 9.2.2 NDP-40 series 9.2.3 NDP-50 series...
- Page 20 9.2.4 NDP-80 series CAUTION - Concerning section size and the like, it differs depending upon pump body specification. Please contact your distributor our regional office for detailed information. ＜NOTE＞Method of measurement of operating noise - With a specified noise meter, the operating noise is measured at measurement points A, B and C, and the maximum value is to be used.
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Page 21: Trouble-Reporting Fax Sheet
10. Trouble-Reporting FAX Sheet Your information will be most helpful in our efforts to improve our service as well as checking into causes of troubles and irregularities. Therefore, please, fill out the following FAX sheet and fax it to your distributor or our regional office. -
Page 22: Limited Warranty
11. Limited warranty This product is shipped to customers only after meeting strict inspection standards. If an abnormality occurs during normal operation in accordance with the operating instructions and other operating Cautions within the warranty period (12 months after date of purchase) that can be attributed to a Manufacturing defect, the defective parts of this product will be serviced or the product will be replaced Free of charge. -
Page 23: Warning Symbols
12. Warning symbols BEWARE: HIGH TEMPERATURE ELECTRIC SHOCK POISON FLAMMABLE CORROSION EXPLOSION General warnings, cautions and FIRE STRICTLY PROHIBITED danger notifications... - Page 24 Manufactured by YAMADA CORPORATION INTERNATIONAL DEPARTMENT No.1-3, 1-Chome, Minami- Magome, Ohta-Ku, Tokyo, 143-8504, Japan PHONE : +81-(0)3-3777-0241 : +81-(0)3-3777-0584 201111 NDP431U...
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