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Grundfos AQtap Service Instructions With Installation And Operating Instructions

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GRUNDFOS INSTRUCTIONS
AQtap
Water dispenser
Service instructions with
installation and operating instructions

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Summary of Contents for Grundfos AQtap

  • Page 1 GRUNDFOS INSTRUCTIONS AQtap Water dispenser Service instructions with installation and operating instructions...

  • Page 2: Table Of Contents

    AQtap user interface given on hydraulic parts, water Storage capacity of smart cards Display of large amounts of water credits at the AQtap 15 connection, water tapping, which 7.10 Water Management System (WMS) Note only apply to AQtap water Payment methods dispensers.

  • Page 3: Symbols Used In This Document

    Improper use can lead to personal injury! If these safety instructions are not The AQtap dispenser must be used observed, it may result in Caution with water complying with WHO malfunction or damage to the drinking water standards.
  • Page 4 Stripped parts of wires must not 2.1.1 Installation protrude from terminals. The AQtap is not designed for built- DANGER Caution in appliances. ELECTRIC SHOCK The AQtap water dispenser must AQtap with grid power supply must Caution be mounted vertically.
  • Page 5 Do not short-circuit the two poles of Inlet and outlet connections the batteries. Caution • 1/2" external thread directly at the AQtap Ensure correct polarity! • to be installed with 3/4" accessories and The internal battery is supplied water supply charged.

  • Page 6: Receiving The Product

    1. Check that the AQtap has not been damaged during transportation. Power supply 110 - 240 V, 50/60 Hz 2. Check that the specifications of the AQtap correspond to the • solar panel DC voltage: order. See nameplate. 15 - 45 V / 3 A 3.

  • Page 7: Installing The Product

    3. SIM card preparation and installation To open the AQtap, unlock the upper lock with one of the unique keys and the lower lock with the standard cabinet key. 4. Electrical connection: Grid connection and / or Solar panel connection 4.5 Mechanical installation...

  • Page 8: Hydraulic Installation

    4.8 Electrical connection must be high enough for gravity feed. It is recommended that the tank outlet is at least 3 m above the AQtap inlet. If this is not 4.8.1 Safety instructions possible, Grundfos can provide a booster pump. The tank should have a lateral water outlet to avoid sediment entering the AQtap.

  • Page 9: Check The Gprs Communication

    4.9 Check the GPRS communication Caution it is connected there is power on the AQtap. The SIM card will not be read by the AQtap until it Caution Do not short-circuit the two poles of the batteries. was powered off and on again.

  • Page 10: External Antenna

    As soon as the AQtap with a correctly placed SIM card is Abbreviation Description powered on, it tries to connect to the GSM network automatically. Two LEDs near the SIM card show the connection status. Light-Emitting Diode • Check that the internal communication is ok: SIM card, Subscriber Identity Module –...

  • Page 11: Complete Installation

    5.2.3 Warnings 1. Warning sign (yellow) and warnings are displayed: 1. Write the SIM card phone number on the back of the AQtap installation and operating instructions. – The last 10 warnings are kept in a log, "1E" is the newest alarm, "10E"...

  • Page 12: Product Introduction

    Water Management System The Water Management System (WMS) is an online platform that monitors and manages connected AQtap water dispensers. Smart cards Smart cards are required for all actions at the AQtap. Four user profiles are available for different actions.

  • Page 13: Applications

    The AQtap interface must not be operated or treated with any kind of tools or items. The AQtap can be operated with grid and / or solar power. It uses • The AQtap must not be used if it is damaged, after improper the power supply in the following hierarchy: repair or after unauthorized modification.

  • Page 14: Aqtap Safety Concept

    • AdminCards and ServiceCards are code-protected. The code AdminCard must be set at the AQtap when the cards are used for the first time. The set code cannot be changed afterwards. • All smart cards can be blocked permanently via WMS.

  • Page 15: Aqtap User Interface

    Place the smart card on the left smart card reader to tap water, receive water credits from another smart card or download water The AQtap can only display the first five digits of a value. credits from WMS. The maximum amount of water credits that can be transferred...

  • Page 16: Water Management System (Wms)

    Setting up the GPRS communication If the request succeeds, the mobile bank sends a notification of Install the SIM card in the AQtap, see section 4.7 SIM card approved payment. Water credits are available at the AQtap. preparation and installation, and commission the AQtap using the If the request fails, the mobile bank sends a notification of ServiceCard, see section 5.

  • Page 17: Operating The Aqtap By Means Of The Smart Cards

    The water price can be set or changed in the service menu of the 9.2.3 Downloading water credits to a smart card AQtap with the ServiceCard. To set or change the water price in the service menu see sections 5.2 Service menu, 5.2.4 Water...

  • Page 18: Servicing The Product

    If you connect a discharged battery, it can take up to – The strainer must be cleaned more often. If the water 12 hours until the AQtap can be operated, even if it is Note contains particles, adjust the cleaning schedule accordingly.

  • Page 19: Replacing The Sim Card

    Code Name Description disconnect the battery before replacing the SIM card. Caution Battery is discharged or being The SIM card will not be read by the AQtap until it 040* Battery low charged was powered off and on again. Internal supply Internal power supply voltage is Disable the PIN protection of the SIM card.

  • Page 20: Taking The Product Out Of Operation

    Resetting the AQtap removes it from its WMS group. WMS still tries to receive data from the AQtap and creates alarms until the Technical data of water dispenser IMEI no. and telephone no. are removed from the AQtap water dispenser in WMS.

  • Page 21: Dimensions

    Water particle content • always install with supplied strainer The rechargeable nonspillable AGM lead-acid battery included in the AQtap as a backup battery contains lead, it does not contain Water temperature 0.1 - 30 °C mercury and cadmium. 0.02 - 0.4 MPa (0.2 - 4 bar) Inlet pressure range (height of main tank outlet: >...

  • Page 22: Part Numbers

    Starter package, comprising 2 activated batteries should be disposed of through the national collective 98893521 AdminCards and 1 activated ServiceCard schemes. If in doubt, contact your local Grundfos company. ServiceCard (2 pcs) 98893522 Use appropriate waste collection services. If this is not possible,...
  • Page 23 Servicing must comply with local regulations and 15.2 Invalid SIM card accepted codes of good practice. If the SIM card is invalid or missing, the AQtap can't reconnect to These service instructions are also available on Note the Water Management System (WMS). Warning code 159 is www.grundfos.com.
  • Page 24 15.3.2 LEDs in power supply unit LED function LED lights up, when supply voltage for the solenoid valve is activated. The solenoid LED valve valve is supposed to be open. LED lights up, when the battery voltage is LED battery sufficient.

  • Page 25: Mobile Connection Faults

    15.2 Invalid SIM card Fault Cause Remedy The IMEI number of the AQtap or phone Correct IMEI number and phone number in No connection to the GPRS modem. number of the SIM card are incorrect in the WMS.

  • Page 26: Cleaning The Solenoid Valve

    • In the event of a fault. Dismounting the solenoid valve 1. Prepare the AQtap for internal servicing, see section 17.3 Preparing the AQtap cabinet for internal servicing. 2. Dismount the solenoid valve, see section 17.6 Replacing the solenoid valve (valve kit, complete).

  • Page 27: Replacement Of Spare Parts

    Safety installations, which have been disabled during servicing, must be enabled again immediately after servicing. 17.2 Replacing the strainer (strainer kit) 3. Screw off the water supply. 1. Power-off the AQtap and close the shut-off valve. 1/On 0/Off 4. Screw off the strainer and dispose of.
  • Page 28 30 ± 3 1/On 7. Apply PTFE tape to the shut-off valve thread. 0/Off 10. Tap an amount of water until the AQtap is deaerated. 11. Check that the connections are tight. – Torque: – Strainer: 30 ± 3Nm – Plastic fitting: 10 ±1Nm...

  • Page 29: Preparing The Aqtap Cabinet For Internal Servicing

    17.3 Preparing the AQtap cabinet for internal servicing 3. Take out the filter. 1. Power-off the AQtap and close the shut-off valve. 1/On 4. Clean the filter from particles. 0/Off 5. Reinstall the filter. 2. Screw off the end cap of the strainer.

  • Page 30: Replacing The Battery (Battery Kit)

    Caution Do not short-circuit the two poles of the batteries. If you connect a discharged battery, it can take up to 12 hours until the AQtap can be operated, even if it is Note connected to power supply. The waste battery must be disposed of according to...
  • Page 31 14. Disposing of the product. Torque [Nm] 3.5 ±0.1 8. Complete the internal servicing of the AQtap, see section 17.14 Completing steps after internal servicing. 5. Place the new battery with the minus (-) pole on the left side.

  • Page 32: Replacing The Flow Sensor (Flow Sensor Kit)

    17.5 Replacing the flow sensor (flow sensor kit) 5. Pull out the sensor together with its O-ring. 1. Prepare the AQtap for internal servicing, see section 17.3 Preparing the AQtap cabinet for internal servicing. 2. Unplug the flow sensor connector at the control unit.

  • Page 33: Replacing The Solenoid Valve (Valve Kit, Complete)

    1. Prepare the AQtap for internal servicing, see section 17.3 Preparing the AQtap cabinet for internal servicing. 2. Unscrew the mounting screw of the coil plug. 9. Complete the internal servicing of the AQtap, see section 17.14 Completing steps after internal servicing. 3. Remove the coil plug.
  • Page 34 5. Remove the upper part of the hydraulic part. 8. Place the upper part of the hydraulic part and fix it with the union nuts. 6. Remove the solenoid valve and the gaskets. 9. By means of two wrenches tighten the union nuts. –...

  • Page 35: Replacing The Hydraulic Part (Hydraulic Kit)

    2. Unplug the flow sensor connector at the control unit. Torque [Nm] 0.6 ±0.2 12. Complete the internal servicing of the AQtap, see section 17.14 Completing steps after internal servicing. 3. Unscrew the mounting screw of the coil plug. 4. Remove the coil plug.
  • Page 36 5. Unscrew and remove the screws of the hydraulic part 8. Place a new flat gasket on the bottom of the AQtap cabinet. underneath the AQtap cabinet. 9. Place the new complete hydraulic part. 6. Remove the complete hydraulic part.

  • Page 37: Replacing The Control Unit (Control Unit Kit)

    4. Unscrew the antenna cable plug from the CIM card antenna connection at the control unit. Torque [Nm] 0.6 ±0.2 13. Plug in the flow sensor cable connector at the control unit. 14. Complete the internal servicing of the AQtap, see section 17.14 Completing steps after internal servicing.
  • Page 38 5. Unscrew and remove both upper holders and one lower 8. Unscrew and remove the remaining holder from the control holder of the control unit. unit. 6. Slightly loosen the screws of the remaining holder of the 9. Replace the control unit by the new one Loosely fit one lower control unit.
  • Page 39 13. Screw the antenna cable plug to the CIM card antenna connection at the control unit. 16. Complete the internal servicing of the AQtap, see section 17.14 Completing steps after internal servicing. 17. Update the Water Management System with the new IMEI...

  • Page 40: Replacing The Power Supply Unit (Power Supply Kit)

    5. Loosen the screws at the power plug and take out the mains supply cable wires. kit) 1. Prepare the AQtap for internal servicing, see section 17.3 Preparing the AQtap cabinet for internal servicing. 2. Unplug the relay connector and solenoid valve signal connector at the control unit.
  • Page 41 7. Unscrew the mounting screw of the coil plug. 10. Take out the power supply unit. 11. Replace the power supply unit by the new one. 8. Remove the coil plug. 12. Screw in and tighten the screws to fix the new power supply unit.
  • Page 42 13. Insert the coil plug. 16. Connect the mains supply cable wires to the new power plug according to the imprint on the power board, and tighten the screws. – Connect phase line (L) to L, neutral line (N) to N and protective earth (PE) to the middle terminal with earthing sign.

  • Page 43: Replacing The Antenna (Antenna Kit)

    3. Unscrew the antenna from the top of the AQtap cabinet. 4. Mount the new antenna at the top of the AQtap cabinet. – Close the screw tight (max. 5 Nm) in order to keep the isolation class IP 55.

  • Page 44: Replacing The Power Plug (Power Plug Kit)

    5. Connect the mains supply cable wires to the new power plug according to the imprint on the power board and tighten the 1. Prepare the AQtap for internal servicing, see section screws. 17.3 Preparing the AQtap cabinet for internal servicing.

  • Page 45: Replacing The Flow Restrictor (Flow Restrictor Kit)

    2. Untighten the union nuts. Torque [Nm] 3. Take out the upper part of the hydraulic part to access the solenoid valve. 8. Complete the internal servicing of the AQtap, see section 17.14 Completing steps after internal servicing. 4. Remove the flat gasket.
  • Page 46 – Torque (right side, top and bottom of solenoid valve) = 60 ±5 Nm Size Torque [Nm] 25 ±2 7. Place the new flat gasket. Size Torque [Nm] 60 ±5 10. Complete the internal servicing of the AQtap, see section 17.14 Completing steps after internal servicing.
  • Page 47 – Torque = 4.0 ±0.05 Nm 1/On Torque [Nm] 4.0 ±0.05 0/Off 2. Close the cabinet. 4. Tap an amount of water until the AQtap is deaerated. 5. Check that the connections are tight. Subject to alterations.
  • Page 51 Telefax: +66-2-725 8998 Shanghai 201106 Bombas GRUNDFOS de México S.A. de Turkey C.V. GRUNDFOS POMPA San. ve Tic. Ltd. Sti. Phone: +86 21 612 252 22 Boulevard TLC No. 15 Gebze Organize Sanayi Bölgesi Telefax: +86 21 612 253 33...
  • Page 52 98914938 0616 ECM: 1187901 www.grundfos.com...

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