7Table of contentsTable of contentsTable of contentsTable of contents····Declaration of ConformityDeclaration of ConformityDeclaration of ConformityDeclaration of Conformity····························································2····IntroductionIntroductionIntroductionIntroduction················································································3····For safe operationFor safe operationFor safe operationFor safe operation ·······································································3····Warnings and cautionWarnings and cautionWarnings and cautionWarnings and cautionssss ································································4····Operating cautionOperating cautionOperating cautionOperating caution ·······································································6····Table of contentsTable of contentsTable of contentsTable of contents ·········································································71. Names of parts and materials1. Names of parts and materials1. Names of parts and materials1. Names of parts and materials1.1 NDP-5 series··········································································81.2 DP-10/12 series ······································································91.3 NDP-10/12 series ·································································· 101.4 NDP-15 series ······································································ 111.5 NDP-20, 25 series ································································· 121.6 NDP-40 series ······································································ 141.7 NDP-50 series ······································································ 151.8 NDP-80 series ······································································ 161.9 DP-F series·········································································· 172. Assembly2. Assembly2. Assembly2. Assembly2.1 Installation of accessories ········································· ············· 183. Installation3. Installation3. Installation3. Installation3.1 Method of transport················································· ············· 193.2 Installing the pump················································· ············· 193.3 Connecting the ground wire ······································ ············· 213.3.1. Use in potentially explosive atmospheres·················· ············· 214. Connection4. Connection4. Connection4. Connection4.1 Connecting fluid piping ············································ ············· 234.2 Connecting air piping ·············································· ············· 245. Operation5. Operation5. Operation5. Operation5.1 Method of operation················································· ············· 255.2 Flow adjustment ····················································· ············· 255.3 Shutdown······························································ ············· 265.4 Releasing the pressure ············································· ············· 266. Method of cleaning6. Method of cleaning6. Method of cleaning6. Method of cleaning ···································· ········· 277. Daily check7. Daily check7. Daily check7. Daily check ············································ ········· 288. Troubleshooting8. Troubleshooting8. Troubleshooting8. Troubleshooting8.1 Pump does not run ·················································· ············· 288.2 Pump runs, but fluid does not come out ······················· ············· 288.3 Flow (discharge quantity) decreased ··························· ············· 288.4 Liquid leakage from exhaust port (silencer)·················· ············· 298.5 High air consumption during in operation···················· ············· 298.6 Irregular noise ······················································· ············· 298.7 Irregular vibration ·················································· ············· 299. Returning the produ9. Returning the produ9. Returning the produ9. Returning the product for servicingct for servicingct for servicingct for servicing9.1 How to use the FAX sheet ········································· ············· 299.2 Before returning the product ····································· ············· 2910. Main body specifications10. Main body specifications10. Main body specifications10. Main body specifications10.1 Main specifications ················································ ············· 3010.2 Appearance and dimensions ···································· ············· 3610.3 Performance curve················································· ············· 5211. Trouble11. Trouble11. Trouble11. Trouble----Reporting FAX SheetReporting FAX SheetReporting FAX SheetReporting FAX Sheet ························ ········· 5812. Warning s12. Warning s12. Warning s12. Warning symbolsymbolsymbolsymbols····································· ········· 5913.13.13.13. Limited warrantyLimited warrantyLimited warrantyLimited warranty ···································· ········· 60