Grundfos UPM3 User manual

RECOMMENDATION SETTING INDICATION

Highest relative pressure curve or

Relative pressure Auto Adapt

RECOMMENDATION SETTING INDICATION

Lowest relative pressure curve

RECOMMENDATION SETTING INDICATION

Lowest constant pressure curve or Constant Pressure

Auto Adapt

QUICK GUIDE - GRUNDFOS UPM3

PUMP SETTINGS

Underfloor heating

Radiator heating, one-pipe system

Radiator heating, two-pipe system

Page

1

Domestic water

circulation

Radiator heating, one-pipe system

Pump does not function, no power. Check that:

Athe power plug is plugged in,

Bthe switch is turned on.

5. The LED is lit – An axle or impeller is stuck. To release

the axle/impeller, press on the screw in front of the pump

and turn it using a screw driver.

4. The LED is lit – Supply voltage too low

Check the supply voltage.

3. The LED is lit – Supply voltage too low, severe

malfunction

Check the supply voltage. Replace the pump.

TROUBLESHOOTING

FAULT DISPLAY SOLUTION

RECOMMENDATION SETTING INDICATION

We recommend you use heating system specific energy optimised

pump functions. Please see instructions on page 1.

Constant curves for fixed rotation speed

Page

2

ALARM STATUS FAULT

BLOCKED

LOW VOLTAGE

ELECTRICAL ERROR

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