11.1 Dismantling the product
Follow the steps below to dismantle the product:
1. Switch off the power supply.
2. Close the inlet and outlet valves.
3. Remove the lid from the conduit box.
4. Pull out the power connector and disconnect the wires from the
power connector.
5. Loosen and remove the conduit.
6. Loosen and remove the bolts from the pump flanges.
7. Remove the pump from the system.
Related information
11.1.1 Disconnecting the wires
11.1.1 Disconnecting the wires
Follow the steps below:
1. Switch off the power supply.
2. Remove the lid from the conduit box.
3. Loosen the conduit.
4. Lift the orange levers to loosen the wires.
5. Pull the conduit out of the conduit box.
Related information
7.1 Wiring the pump
11.1 Dismantling the product
12. Fault finding
WARNING
Electric shock
Death or serious personal injury
‐ Switch off the power supply before you start any work
on the product. Make sure that the power supply
cannot be switched on accidentally.
WARNING
Electric shock
Death or serious personal injury
‐ A damaged product must be repaired or replaced by
Grundfos or a service workshop authorized by
Grundfos.
WARNING
Hot surface
Minor or moderate personal injury
‐ The pump housing may be hot due to the pumped
liquid being scalding hot. Close the isolating valves on
both sides of the pump and wait for the pump housing
to cool down.
CAUTION
Pressurized system
Minor or moderate personal injury
‐ Before dismantling the pump, drain the system or
close the isolating valves on both sides of the pump.
The pumped liquid may be scalding hot and under
high pressure.
CAUTION
Radiation
Minor or moderate personal injury
‐ This equipment complies with FCC and ISED radiation
exposure limits set forth for an uncontrolled
environment. This equipment must be installed and
operated with a minimum distance of 20 cm (0.66 ft)
between the radiator and your body.
12.1 Fault indication on the pump operating panel
Faults preventing the pump from operating properly are indicated
on the operating panel with Grundfos mini Eye turning either yellow
or red and the display showing an error code.
A warning is indicated when one indicator light in Grundfos mini Eye
is turning yellow and rotating. The pump does not perform as
expected, and action is required in case of underheating or
discomfort.
An alarm is indicated when two indicator lights in Grundfos mini Eye
are flashing red and the pump stops. Action is required.
Grundfos mini
Eye
Description
Warning indication
Alarm indication
20
English (US)
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