Replacing The Battery; Replacing The Sim Card; Fault Finding - Grundfos AQtap Installation And Operating Instructions Manual

10.1.5 Check the inside of the AQtap cabinet
• If a battery is connected, make sure that the wires and
connections are in a good condition and the poles are not
corroded.
• Verify that the fastening of the dispenser is not loose.
• Verify the good condition of the antenna and the related cable
and the tightness of the installation. (Max. 5 Nm)
• Verify the good condition of the power cable and other external
cables.
• Make sure that the cable glands are closed tightly.
• Close the cabinet and lock it with the keys.
10.1.6 Cleaning tank and strainer
• If a tank is used for water supply, empty and clean the tank in
order to avoid sediment entering the AQtap.
• Clean the strainer filter to make sure that the water can flow
without difficulties:
1. Close the shut-off valve.
2. Unscrew and remove the end cap from the strainer.
3. Take out the filter and clean it from particles.
4. Reinstall the filter.
5. Screw the end cap onto the strainer.
6. Open the shut-off valve.
7. Tap an amount of water until the AQtap is deaerated.
8. Check that the connections are tight.
– Torque:
– Strainer: 30 ± 3 Nm
– Plastic fitting: 10 ± 1 Nm.

10.2 Replacing the battery

The battery in the kit is supplied charged. As soon as
Caution
it is connected there is power on the AQtap.
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
Note
local regulations!
1. Close the shut-off valve.
2. Switch off the power supply, both grid and solar.
3. Open the cabinet.
4. Disconnect the battery at both poles.
5. Unscrew and remove the screw in the battery clamp.
6. Lift and remove the battery clamp.
7. Take out the old battery and dispose of it according to local
regulations, see section
14. Disposing of the
8. Place the new battery with the minus (-) pole on the left side.
9. Mount the battery clamp and fix it with the screw.
10. Connect the red cable to the plus (+) pole on the right side.
11. Connect the blue cable to the minus (-) pole on the left side.
12. Close the cabinet and lock it with the keys.
13. Open the shut-off valve.
14. Switch on the power supply.

10.3 Replacing the SIM card

Caution
Caution
10.3.1 Preparing the new SIM card
1. Insert the SIM card into a mobile phone, and set the "PIN
code request" option to "OFF".
2. Write down the following:
– Mobile phone number of the SIM card.
10.3.2 Replacing the SIM card
1. Close the shut-off valve.
2. Switch off the power supply, both grid and solar.
3. Open the cabinet.
4. Disconnect the blue battery cable at the minus (-) pole on the
left side.
5. Take out the SIM card.
6. Insert the new SIM card into the CIM.
– Place the SIM card in the mould of the slide.
– Slide the SIM card into the slot.
7. Connect the blue cable to the minus (-) pole on the left side.
8. Close the cabinet and lock it with the keys.
9. Open the shut-off valve.
10. Switch on the power supply.
10.3.3 Updating the AQtap settings in WMS
1. Go to Settings > Dispensers
2. Select the AQtap.
3. Update SIM card: enter phone number with country code.
Select telco operator.
4. Save the settings.
– The updating process can take up to several hours,
depending on the GSM network status on AQtap installation
site.

11. Fault finding

If the AQtap does not operate properly:
1. Carry out maintenance, see section
product.
2. Check for displayed warning or alarm codes by means of the
service menu / ServiceCard.
3. Restart the AQtap, see section
If the AQtap still does not operate properly, have the AQtap
serviced by a Grundfos SSP (sales and service partner).
product.
Switch off the power supply, both grid and solar, and
disconnect the battery before replacing the SIM card.
The SIM card will not be read by the AQtap until it
was powered off and on again.
Disable the PIN protection of the SIM card. PIN
protected SIM cards lead to malfunction.
10.1 Maintaining the
11.2 Restarting the AQtap.
25