A certification from a representative of the pump manufacturer that the grinder pump was installed in conformance with the manufacturer's requirements and that the system was tested with verification of proper alarm activation. The grinder pump unit can be installed inside or outside of the building. The grinder pump control panel must include an alarm circuit containing an audible horn, warning light and reset button. All electrical wiring for pump installation shall conform to applicable electrical code requirements. Schedule 40 or Schedule 80 bends are to be used.
Bends are to be glued to barrel of pipe outside of trench.
Connection to existing manhole shall be core and seal boot type. The pipe shall be pressurized to 90 psi and witnessed by a Pure Waters inspector. All grinder pump installations shall include a cast iron double hand hole trap and fresh air inlet. Exterior pump installations will require an outside cast iron cleanout to be installed on the building drain.