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Pump Tank
Description:
Pump tanks are under-ground tanks that receive wastewater flowing from one
component – septic tank, ATU, filter, etc. – and pump it to another (drainfield,
filter, etc.) Pump tanks generally consist of a single chamber with a pump, co
floats and discharge line out. Access risers from the surface allow the tank to b
opened, pumped and checked. Older tanks may not have risers. If so, seriously
consider installing them to facilitate routine inspection and maintenance.
F
unction:
T
he pump tank collects effluent coming from another component (usually a septic
tank, ATU or filter) and then sends it on to another component (generally a
drainfield or filter). Many pump tanks function 'on demand' which means that
when enough water enters the tank to activate the pump switch (usually a floa
the pump comes on and pumps until the switch goes off. Other pumps are
controlled by a timer which
Maintenance:
• Check the pump tank whenever the septic tank or ATU is checked and pump
when needed.
• Visually inspect the tank for damage, leaks, etc.
• Make sure floats swing freely and that cords are n
• See Sections 1 & 2 for more information on protecting your tanks.
ALARM OR
CONTROL
PANEL
IN
LIQUID LEVEL VARIES
TANK
WALLS
limits how often and how long a pump can run.
CONTROL
FLOATS
PUMP
- 41 -
ot tangled up.
ACCESS
RISER
EMERGENCY
STORAGE
ntrol
e
t),
OUT
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