Zoeller 1263-0001 Manual Del Usuario página 7

INSTALLATION INSTRUCTIONS
7. Use a 2-step PVC glue system (not included) to join
pipe and any fittings needed.
8. Drill a 3/16 in. hole in the discharge pipe above the
pump discharge to prevent air lock. Pumps have a
vent located in the pump, but an additional vent hole
is recommeded. Water stream will be visible from this
hole when the pump is running. The hole must be
cleaned periodically.
9. Install a 2 in. union (not included) above the basin to
allow the pump to be removed for cleaning and service.
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Discharge
Pipe
Additional
3/16-in.
Vent Hole
Union