Grundfos CRK pumps must be disposed of according to local regulations by using a public or private waste collection service. If this is not possible, contact the nearest Grundfos company or service workshop.
Safety related to materials used
- There is no risk for people during the disassembly process posed by the materials used in the product.
- Be sure that the pump is clean and empty for liquid before disassembly.
Safety related to handling the product
- Care should be taken when handling the pump/components due to the weight.
Disassembly of the Product
The main materials of the components are:
- Cast iron, stainless steel (plate, round bar and cast)
- EPDM/FKM rubber
The CRK pump can therefore be recycled to a large extend – depending on the national possibilities for recycling. To disassemble a CRK pump, standard tools can be used.
|Designation||Name||Material||Special Disassembly Consideration|
|A||Motor stool||Cast iron|
|B||Coupling||Sintered steel / Cast iron|
|C|| Shaft seal|
| Stainless steel (1.4401)|
a) Silicon carbide / Silicon carbide
b) Silicon carbide / Carbon
c) Tungsten carbide / Tungsten carbide
d) Tungsten carbide / Carbon
|D||Pump head|| Cast iron|
Stainless steel (1.4408)
|E||Straps||Stainless steel (1.4301)|
|F||Shaft||Stainless steel (1.4401 or 1.4057)|
|G||Impellers and chambers||Stainless steel (1.4301)|
|H||Inlet parts||Stainless steel (1.4301)|
|O-rings||EPDM, FKM, FFKM, FXM|
|Additional materials:||Screws, gaskets etc.: Various materials less than 5% of the weight|