Fit the pump chamber extension
The pump chamber extension can be used to compensate for a height difference of 300 mm (12 in) between the chamber opening and the surface edge.
1 | Pump chamber extension |
2 | Pump chamber |
3 | Fastening screw |
4 | O-ring |
- Height difference of 300 mm (12 in).
- Pump chamber extension available.
- Installation material included in the scope of delivery:
- Fastening screw
- Gasket (O-ring)
- Push the gasket (O-ring) over the thread of the pump chamber extension up to the stop.
- Screw the pump chamber extension onto the pump chamber.
- Lock the pump chamber extension with the enclosed screw:
- Drill a 3 mm hole approx. 50 mm (2 in) from the top of the pump chamber.
- Screw in the enclosed wood screw as far as it will go.
- Pump chamber extension installed.
- Next step: Backfill the pit.