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Grundfos MQ 3-45 - Page 22

Grundfos MQ 3-45
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28.04.2003
GB
22 / 24
C12
TM02 2388 4201
Wait approx. 5 min. or until water comes out of the tap.
C13
TM02 2375 4201/TM02 2376 4201
If the pump delivers water, it is OK. Connect the controller
correctly.
If the pump does not deliver water, continue the fault
finding procedure. The controller continues to be
bypassed.
C14
TM02 2372 4201
Disconnect the electricity supply by pulling out the plug.
C15
TM02 2389 4201
Dismantle the hydraulic part and check for defects, dirt
and wear.
C16
TM02 2390 4201
Connect the electricity supply by plugging the pump into
the mains.
C17
TM02 2391 4201
Check that the motor can rotate.
If the motor cannot rotate, replace it.
If the motor can rotate, the hydraulics are faulty. See the
exploded drawing.
or
continue the
fault finding

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