Centrifugal pump to stop running after the note

Centrifugal pump to stop running after the need to pay attention to the following specific.

After the centrifugal pump stops running, the inlet valve of the pump should be shut off, and then turn off the valve of the auxiliary system in turn after cooling.

High temperature pump stop should be implemented in accordance with the provisions of the technical documentation of the equipment, parking should each partial 20 to 30 min turning semi circle, until the pump body temperature dropped to 50 DEG C so far.

Low temperature pump stopping, when no special requirements, pump internal always be filled with liquid; suction valve and discharge valve should be kept normally open state; with double end mechanical seal pumps at low temperature, liquid level controller and pump seal cavity of the sealing fluid should keep the grouting pressure pump.

Transport is easy to crystallize, easy to coagulation, easy precipitation and other media of the pump, stop the pump should be to prevent clogging, and in time with water or other medium to flush the pump and pipe.

Accumulation of fluid within the pump discharge to prevent corrosion and cracking.