Danfoss APP S 674 Installation, Operation And Maintenance Manual

Danfoss APP S 674 Installation, Operation And Maintenance Manual

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MAKING MODERN LIVING POSSIBLE
Tel: +44 (0) 1706 869777 
E‐mail: sales@desal.co.uk 
User manual
Web: www.desal.co.uk
Installation, Operation and
Maintenance Manual
APP S 674 pumps
ro-solutions.com

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Summary of Contents for Danfoss APP S 674

  • Page 1 MAKING MODERN LIVING POSSIBLE Tel: +44 (0) 1706 869777  E‐mail: sales@desal.co.uk  User manual Web: www.desal.co.uk Installation, Operation and Maintenance Manual APP S 674 pumps ro-solutions.com...
  • Page 2: Table Of Contents

    Pre mounting checklist, based on Danfoss preferred system design . . . . . . . . . . . . . . . .
  • Page 3 Subject index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .72 180R9270 / IOM APP S 674 - v01 / 03.2013...
  • Page 4: Table Of Contents Validity

    User manual Installation, Operation and Maintenance APP S 674 pumps Validity This manual is valid for APP S 674 pumps with the following code numbers/serial numbers: APP S 674 3.0 Code no . 180B7057 Serial no . APP S 674 3.5 Code no .
  • Page 5: Eu Declaration Of Conformity

    EU Declaration of Conform- 180R9270 / IOM APP S 674 - v01 / 03.2013...
  • Page 6: Introduction

    In case the pump delivered is ATEX certified, the additional ATEX instruction must also be read . The APP S 674 pumps must not be used for other Indicates something to be noted by the purposes than those recommended and...
  • Page 7: Manufacturer And Customer Service Address

    . Danfoss preferred system safety helmet must always be worn . design and P&ID are found in appendix 1, Data sheet, and appendix 2, Instruction . 180R9270 / IOM APP S 674 - v01 / 03.2013...
  • Page 8: Commissioning And Servicing The Unit

    (BWRO) system. When doing service or replacing the complete pump unit, it is recommended to have sufficient The APP S 674 pumps must not be used for space available around the pump in order to other purposes than those recommended and ensure easy access .
  • Page 9: Filtration

    20 kilos, which requires lifting slings and suitable lifting devices; e .g . an overhead crane or industrial truck to be used as minimum . 180R9270 / IOM APP S 674 - v01 / 03.2013...
  • Page 10: Return To Supplier

    Each pump is tested before shipment, and will therefore contain water . For storage temperature and frost protection see appendix 2, Instruction . The pumps are NOT delivered frost protected from the factory. 180R9270 / IOM APP S 674 - v01 / 03.2013...
  • Page 11: Installation And Commissioning

                                  180R9270 / IOM APP S 674 - v01 / 03.2013...
  • Page 12: Lifting And Positioning

    • Do not mount expansion joints so that their force applies internal pressure on the pump 5.11 Connections connections . Mount and tighten connections and check valve(s) as specified . 180R9270 / IOM APP S 674 - v01 / 03.2013...
  • Page 13: Ensure Free Flow

    VFD . When the motor is turning in the right direction, the pump can be mounted . 180R9270 / IOM APP S 674 - v01 / 03.2013...
  • Page 14: Operation Of Pump Unit

    . appendix 3, Parts list . Open bleeding and drain plugs . Wait until the pump and system are emptied for water . 180R9270 / IOM APP S 674 - v01 / 03.2013...
  • Page 15: Disassembling And Assembling The Pump Unit

    . A copy of the form together with contact information and reason for returning should be sent to the email address on the form . The same should be attached to the shipment . 180R9270 / IOM APP S 674 - v01 / 03.2013...
  • Page 16: Troubleshooting And Scrapping Criteria

    Denmark for evaluation . skin damage . In case the pump needs to be scrapped, please follow your local environmental rules . 180R9270 / IOM APP S 674 - v01 / 03.2013...
  • Page 17: Appendices App S 674 Pumps

    Appendices APP S 674 pumps User manual Appendices for Installation, Operation and Maintenance Manual APP S 674 pumps ro-solutions.com...
  • Page 18 Trouble shooting guide for APP pumps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .61 180R9270 / IOM APP S 674 - v01 / 03.2013...
  • Page 19: Data Sheet App S 674 Pumps (521B1187)

    MAKING MODERN LIVING POSSIBLE Data sheet APP S 674 pumps (521B1187) Data sheet APP S 674 pumps APP S 674 3.0-3.5 / APP S 674 5.1-9.0 APP S 674 21-38 ro-solutions.com...
  • Page 20 Installation Filtration Noise 8.2.1 APP S 674 3.0-3.5 pump mounted on motor 5.5 kW 4-pole / 11 kW 2-pole 8.2.2 APP S 674 5.1-9.0 pump mounted on motor 22 kW 4-pole 8.2.3 APP S 674 21-38 pump mounted on motor 75 kW 4-pole...
  • Page 21 Data sheet APP S 674 pumps Introduction APP S 674 pumps are made according to API 674, The pumps are supplied with an integrated edition. The pump is designed to supply low flushing valve that allows the saltwater to flow...
  • Page 22 If inlet pressure exceeds inlet operating pressure, Danfoss recommends inspection of the pump and shaft seal For higher speed, please contact Danfoss High Pressure Pumps Dependent on the NaCl concentration 180R9270 / IOM APP S 674 - v01 / 03.2013 521B1187 / DKCFN.PD.014.H2.02 / 03.2013...
  • Page 23 For lower pressure, please contact Danfoss High Pressure Pumps If inlet pressure exceeds inlet operating pressure, Danfoss recommends inspection of the pump and shaft seal Dependent on the NaCl concentration 180R9270 / IOM APP S 674 - v01 / 03.2013 521B1187 / DKCFN.PD.014.H2.02 / 03.2013...
  • Page 24 For lower pressure, please contact Danfoss High Pressure Pumps If inlet pressure exceeds inlet operating pressure, Danfoss recommends inspection of the pump and shaft seal Dependent on the NaCl concentration 180R9270 / IOM APP S 674 - v01 / 03.2013 521B1187 / DKCFN.PD.014.H2.02 / 03.2013...
  • Page 25 If the required flow and rotation speed (rpm) of the pump are known, the below diagram can be used to select the pump that fits the application best. Chart Title 5.1 APP S 674 3.0-3.5 flow curves at max pressure M³/h Chart Title M³/h...
  • Page 26 Data sheet APP S 674 pumps 5.2 APP S 674 5.1-9.0 flow curves at max pressure 10.0 APP S 674 9.0 APP S 674 9.0 APP S 674 8.2 APP S 674 8.2 APP S 674 7.2 APP S 674 7.2 APP S 674 6.5...
  • Page 27 Data sheet APP S 674 pumps 5.3 APP S 674 21-38 flow curves at max pressure APP S 674 38 APP S 674 38 APP S 674 33 APP S 674 33 APP S 674 30 APP S 674 30...
  • Page 28 Pressure drop [bar] Flow [m Flow [m3/h] 5.4.3 APP S 674 21-38 integrated flushing valve curve Flushing valve characteristic Pressure drop [bar] Flow [m Flow [m3/h] 180R9270 / IOM APP S 674 - v01 / 03.2013 521B1187 / DKCFN.PD.014.H2.02 / 03.2013...
  • Page 29 NaCl concentration and temperature. operation stop, in order to minimize the risk of crevice corrosion. All wetted parts of the APP S 674 pumps are made of Super Duplex. 80 º Duplex...
  • Page 30 Filtration information and is according to EN ISO 3744: 2010 and the dB(A) specifications (Danfoss document number , 1m] values is calculated. 521B1009). 180R9270 / IOM APP S 674 - v01 / 03.2013 521B1187 / DKCFN.PD.014.H2.02 / 03.2013...
  • Page 31 Data sheet APP S 674 pumps 8.2.1 APP S 674 3.0-3.5 pump mounted on motor 5.5 kW 4-pole / 11 kW 2-pole APP S 674 3.5 5,5 kW 4 pole / 11 kW 2 pole moto e motor 80 bar, 5.5 kW 60 bar, 5.5 kW...
  • Page 32 (5) is always to be maintained at min. inlet as protection against high pressure peaks. pressure and max. inlet pressure. Recom- 180R9270 / IOM APP S 674 - v01 / 03.2013 521B1187 / DKCFN.PD.014.H2.02 / 03.2013...
  • Page 33 For other requirements on flange connections, Inlet port 4 bolt flange please contact Danfoss High Pressure Pumps. Outlet port 4 bolt flange Pump mounting flange ISO 3019-1 82-2 180R9270 / IOM APP S 674 - v01 / 03.2013 521B1187 / DKCFN.PD.014.H2.02 / 03.2013...
  • Page 34 For other requirements on flange connections, 8 bolt flange Inlet port please contact Danfoss High Pressure Pumps. 8 bolt flange Outlet port ISO 3019-2 100 B4 Pump mounting flange 180R9270 / IOM APP S 674 - v01 / 03.2013 521B1187 / DKCFN.PD.014.H2.02 / 03.2013...
  • Page 35 For other requirements on flange connections, Inlet port 8 bolt flange please contact Danfoss High Pressure Pumps. Outlet port 8 bolt flange Pump mounting flange ISO 3019-2 180 B4 TW 180R9270 / IOM APP S 674 - v01 / 03.2013 521B1187 / DKCFN.PD.014.H2.02 / 03.2013...
  • Page 36 Denmark Danfoss can accept no responsibility for possible errors in catalogues, brochures and other printed material. Danfoss reserves the right to alter its products without notice. This also applies to products already on order provided that such alterations can be made without subsequential changes being necessary in specifications already agreed.
  • Page 37: Pump Instruction App S 674 (180R9276)

    MAKING MODERN LIVING POSSIBLE Pump instruction APP S 674 (180R9276) Instruction APP S 674 pumps APP S 674 3.0-3.5 / APP S 674 5.1-9.0 APP S 674 21-38 ro-solutions.com...
  • Page 38 EC Declaration of Conformity Our CLP RO pumps have changed name as listed below: CLP674 050-058 RO will now be called APP S 674 3.0-3.5 CLP674 085-152 RO will now be called APP S 674 5.1-9.0 CLP674 365-640 RO will now be called APP S 674 21-38 This is ONLY a name change.
  • Page 39 (5) is always to be maintained at min. inlet as protection against high pressure peaks. pressure and max. inlet pressure. Recom- 180R9270 / IOM APP S 674 - v01 / 03.2013 180R9276 / 521B1245 / DKCFN.PI.013.Z1.02 / 03.2013...
  • Page 40 2. Mount the bell housing on the pump. Secure Ensure the coupling and motor flange are not nuts with the right torque. in contact with each other. 180R9270 / IOM APP S 674 - v01 / 03.2013 180R9276 / 521B1245 / DKCFN.PI.013.Z1.02 / 03.2013...
  • Page 41 The direction of rotation is indicated by an arrow The pump can be mounted/orientated in any at the pump label. horizontal direction; vertically only with the shaft pointing upwards. 180R9270 / IOM APP S 674 - v01 / 03.2013 180R9276 / 521B1245 / DKCFN.PI.013.Z1.02 / 03.2013...
  • Page 42 8 x M8 x 1.25 15 depth Outlet Mounting of flange connections Inlet Bolt torque: 30 ± 3 Nm 22 ± 2 lbf. ft 180R9270 / IOM APP S 674 - v01 / 03.2013 180R9276 / 521B1245 / DKCFN.PI.013.Z1.02 / 03.2013...
  • Page 43 4.1 APP S 674 3.0-3.5 4.2 APP S 674 5.1-9.0 Internal flushing valve Internal flushing valve 180R9270 / IOM APP S 674 - v01 / 03.2013 180R9276 / 521B1245 / DKCFN.PI.013.Z1.02 / 03.2013...
  • Page 44 -40 to +158 Weight For lower pressure, please contact Danfoss High Pressure Pumps If inlet pressure exceeds inlet operating pressure, Danfoss recommends inspection of the pump and shaft seal Dependent on the NaCl concentration Inlet pressure: Note: We recommend that the pump unit If using lower inlet pressure than stated in above includes a pressure gauge at inlet and outlet.
  • Page 45 The chart below illustrates the corrosive risk of crevice corrosion. resistance of different types of stainless steel related to NaCl concentration and temperature. The APP S 674 pump is made of Super Duplex. NaCl vs. temperature 80 º Duplex Super Duplex...
  • Page 46 Provided that the pump has been running Standstill: according to the Danfoss specifications, Danfoss The APP S 674 pumps are made of Super Duplex guarantees 8,000 hours service-free operation, materials with excellent corrosion properties. however, max 18 months from date of produc- tion.
  • Page 47 Instruction APP S 674 pumps 9.2 Recommended service intervals The recommended service intervals on the different parts in the APP S 674 pumps appear from the table below: Position Qty. for all pump sizes Description Material Service interval 3.0-3.5 5.1-9.0...
  • Page 48 10. EC Declaration of Conformity 180R9270 / IOM APP S 674 - v01 / 03.2013 180R9276 / 521B1245 / DKCFN.PI.013.Z1.02 / 03.2013...
  • Page 49 Instruction APP S 674 pumps 180R9270 / IOM APP S 674 - v01 / 03.2013 180R9276 / 521B1245 / DKCFN.PI.013.Z1.02 / 03.2013...
  • Page 50 Denmark Danfoss can accept no responsibility for possible errors in catalogues, brochures and other printed material. Danfoss reserves the right to alter its products without notice. This also applies to products already on order provided that such alterations can be made without subsequential changes being necessary in specifications already agreed.
  • Page 51: Parts List App S 674 Pumps (521B1248)

    MAKING MODERN LIVING POSSIBLE Parts list APP S 674 pumps (521B1248) Parts list APP S 674 pumps APP S 674 3.0-3.5 / APP S 674 5.1-9.0 APP S 674 21-38 ro-solutions.com...
  • Page 52 Parts list APP S 674 pumps 180R9270 / IOM APP S 674 - v01 / 03.2013 521B1248 / DKCFN.PY.073.G1.02 / 03.2013...
  • Page 53 Our CLP RO pumps have changed name as listed below: CLP674 050-058 RO will now be called APP S 674 3.0-3.5 CLP674 085-152 RO will now be called APP S 674 5.1-9.0 CLP674 365-640 RO will now be called APP S 674 21-38 This is ONLY a name change.
  • Page 54 Tailstock screw M12 AISI 316 Check nut M12 AISI 316 Valve cone PEEK Spring Hastelloy C276 Valve guide Super Duplex O-ring Press bush tools Instruction 180R9270 / IOM APP S 674 - v01 / 03.2013 521B1248 / DKCFN.PY.073.G1.02 / 03.2013...
  • Page 55 Parts list APP S 674 pumps Exploded view APP S 674 3.0-3.5 180R9270 / IOM APP S 674 - v01 / 03.2013 521B1248 / DKCFN.PY.073.G1.02 / 03.2013...
  • Page 56 Tailstock screw M12x60 AISI 316 Check nut M12 AISI 316 O-ring Valve cone Super Duplex Spring Hastelloy C276 Plug/guide Super Duplex O-ring Press bush tool Ø35 Instruction 180R9270 / IOM APP S 674 - v01 / 03.2013 521B1248 / DKCFN.PY.073.G1.02 / 03.2013...
  • Page 57 Parts list APP S 674 pumps Exploded view APP S 674 5.1 - 9.0 180R9270 / IOM APP S 674 - v01 / 03.2013 521B1248 / DKCFN.PY.073.G1.02 / 03.2013...
  • Page 58 AISI 316 3 Screw M8x30 AISI 316 1 O-ring 1 Valve cone Super Duplex 1 Spring Hastelloy C276 1 Plug/guide Super Duplex 1 O-ring 1 Instruction 180R9270 / IOM APP S 674 - v01 / 03.2013 521B1248 / DKCFN.PY.073.G1.02 / 03.2013...
  • Page 59 Parts list APP S 674 pumps Exploded view APP S 674 21-38 180R9270 / IOM APP S 674 - v01 / 03.2013 521B1248 / DKCFN.PY.073.G1.02 / 03.2013...
  • Page 60 Denmark Danfoss can accept no responsibility for possible errors in catalogues, brochures and other printed material. Danfoss reserves the right to alter its products without notice. This also applies to products already on order provided that such alterations can be made without subsequential changes being necessary in specifications already agreed.
  • Page 61: Trouble Shooting Guide For App Pumps

    MAKING MODERN LIVING POSSIBLE Trouble shooting guide for APP pumps Guideline Trouble shooting guide for APP and APP S 674 pumps ro-solutions.com...
  • Page 62 Instruction Trouble shooting guide for APP and APP S 674 pumps Table of Contents Trouble shooting fish bone chart Trouble shooting guide for No flow/no pressure APP and APP S 674 pumps Reduced flow/reduced pressure High torque on electric motor...
  • Page 63 Instruction Trouble shooting guide for APP and APP S 674 pumps Trouble shooting fish bone chart 180R9270 / IOM APP S 674 - v01 / 03.2013 03.2013...
  • Page 64 Instruction Trouble shooting guide for APP and APP S 674 pumps No flow/no pressure Cause Remedy Comments 1.1 Dry running If no water comes out of the pump: Mount a low pressure switch in front of the (no water supply to the pump) pump and check its set point/ function.
  • Page 65 Instruction Trouble shooting guide for APP and APP S 674 pumps Reduced flow/reduced pressure Cause Remedy Comments 2.1 Wear on pump 2.1.1 Dismantle the pump. Typical signs of wear: Large internal leakage due to: 2.1.2 Check valve plate. Polished surface all over the swash plate.
  • Page 66 Instruction Trouble shooting guide for APP and APP S 674 pumps High torque on electric motor Cause Remedy Comments 3.1 Too high outlet pressure from pump 3.1.1 Check fluid salinity. Pump conditions may change (more salt, lower 3.1.2 Check temperature.
  • Page 67 Instruction Trouble shooting guide for APP and APP S 674 pumps Noise from pump Cause Remedy Comments 3.4 Water pump damage 3.4.1 Dismantle pump and check for wear. Too heavy damage in the pump will increase friction causing a high torque (see item 6, Typical signs of wear).
  • Page 68 Instruction Trouble shooting guide for APP and APP S 674 pumps Noise from installation Cause Remedy Comments 5.1 Inlet/outlet connections (hoses/pipes) 5.1.1 Use flexible hoses at inlet/outlet connec- Non-flexible connections mounted directly on tions. Danfoss can provide flexible hoses. the frame will cause even small pressure...
  • Page 69 Instruction Trouble shooting guide for APP and APP S 674 pumps Typical signs of wear 6.1 Valve plate Picture 1 A normally worn valve plate has no marks/scratches but only a slightly polished surface. No scratches or marks should be felt. The surface must be flat and level.
  • Page 70 Denmark Danfoss can accept no responsibility for possible errors in catalogues, brochures and other printed material. Danfoss reserves the right to alter its products without notice. This also applies to products already on order provided that such alterations can be made without subsequential changes being necessary in specifications already agreed.
  • Page 71 User manual Appendices APP S 674 pumps 180R9270 / IOM APP S 674 - v01 / 03.2013...
  • Page 72: Subject Index

    Denmark Danfoss can accept no responsibility for possible errors in catalogues, brochures and other printed material. Danfoss reserves the right to alter its products without notice. This also applies to products already on order provided that such alterations can be made without subsequential changes being necessary in specifications already agreed.

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