Start-Up - Grundfos DME 60 AR Installation And Operating Instructions Manual

6. Start-up

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Action
Prior to start-up, retighten the dosing head screws:
Cross-tighten the dosing head screws with a torque wrench once
before commissioning and again after 2-5 operating hours at 5.5 Nm
(+0.5 / -0 Nm).
Connect the hoses/pipes:
Connect the suction and dosing tubes/pipes to the pump.
Connect a tube to the vent valve, if required, and lead the hose to the
tank.
Never attach a hose to the drain opening.
Connect the cables:
Connect the control/level cables, if any, to the pump, see section
Connection overview.
Switch on the electricity supply:
The display is on.
The green indicator light is flashing (the pump has stopped).
Select language, if required, see section Language.