Liberty Pumps 441 - Manual (Page 4)

PREPARATION FOR INSTALLATION
1. Locate the “on” water level of the primary sump pump. Mark this location on the discharge pipe with a pencil.
See Figure 1.
2. Drain the sump pit. The water level must be pumped down as low as possible before going on to the next step.
To drain the sump pit follow either step “2A” or “2B” (below).
2A. Raise the float on the float switch until the pump turns on. Use a wooden broom handle or a stick to do
this.
2B. If the sump pump has a piggy-back type power cord, remove the float switch power cord plug from the
outlet and plug the pump power cord plug directly into the outlet. See Figure 2.
3. Confirm sump has been drained and shut-off pump. NOTICE: Do not let the pump run dry. This will damage
the pump.
4. Unplug the pump
Electrical shock hazard. Shock can burn or kill. Do not use metal or any other electrical
conducting material to raise the float. Do not make contact with the water in the sump pit. Failure
to follow this warning can result in personal injury or death.
1. Unplug the “Piggy-back” float switch cord
plug and the pump power cord plug from
grounded electrical outlet
2. Separate the float switch cord plug
from the sump pump cord plug.
3. Plug the pump
power cord plug
directly into the outlet
Figure 2 - To bypass the float
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