Grundfos/Hilge rotary lobe sanitary pumps of the NOVAlobe range 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
- Be aware of residues of liquids / medium in the pump, remaining oil or grease for bearing lubrication of motor and gear box.
Safety related to handling the product
- Be aware of the weight of dismantled parts (e.g. housing, gearbox, rotors and shaft etc.).
- Be aware of sharp edges or worn out parts.
- Pump parts can be corroded what will result in an extended expenditure of energy for dismantling.
Disassembly of the Product
The main materials of the pumps are:
- Stainless steel
- Cast iron
and can therefore be recycled to a very large extend – depending on the national possibilities for recycling.
The pumps are assembled by using screws and bolts and can be disassembled with standard tools, exept for the rotors. For rotor disassembly use the rotor retainer tool shown in the installation and operation manual.
There are no loose parts inside the pumps.
|Designation||Name||Material||Special Disassembly Consideration|
|A||Casing cover||Stainless steel|
|C||Rotor case||Stainless steel|
|D||Pump shafts||Stainless steel and carbon steel|| Bearings pressed on pump shafts.|
Gears glued on pump shafts
|E||Gear case||Cast iron or carbon steel or stainless steel|
|F||Machine foot||Stainless steel or carbon steel|
|G||Base frame||Stainless steel|
|M||Shroud (optional - not shown)||Stainless steel|
|Additional materials:||Screws, O-rings, seals etc.: Various materials less than 10% of weight|