Sewage Ejector System
Bulletin 232C
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IN-FLOW CYCLE:
Sewage water with solids enter from the house line (A). Solids are held
in strainer (B) and water continues into basin (C).
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DISCHARGE CYCLE:
Water is pumped from basin (C), flushes solids in strainer (B) out into
discharge line (D). Control valve (E) prevents backup into house
line.
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FLEXIBLE COUPLING:
Machined and balanced.
THRUST
BEARING:
Ball
bearing mounted above suspension plate in dust-proof and moisture-proof housing.
ADJUSTING
NUTS:
Two
bronze lock nuts for accurate vertical adjustment of impeller clearance.
SUSPENSION
PLATE:
Cast
iron plate has integral strengthening ribs.
DISCHARGE
PIPE:
Wrought
steel
locked to suspension plate, held in bottom elbow by slip-bolt mating flange.
TOP
DISCHARGE ELBOW:
Cast iron 45 degree elbow with integral 125# companion flange. Bottom of housing
encloses top expansion joint.
IMPELLER:
One-piece
cast iron non-clog, dynamically and hydraulically balanced, keyed and locked to shaft.
Bronze impellers optional.
SHAFT:
Carbon
steel, turned, ground, and polished; sized for maximum load.
SUSPENSION
LEG:
Cast
iron sections with integral end flanges.
INTERMEDIATE
GUIDE
BEARINGS:
For each four feet of
shaft length; renewable bronze sleeve type.
CASING:
Cast
iron with smooth water passages.
LOWER
DISCHARGE ELBOW:
Removable;
acts as elbow and housing for bottom expansion joint.
BOTTOM
GUIDE BEARING:
Renewable bronze sleeve bearing pressed into casing.
LUBRICATION
SYSTEM:
Guide bearings lubricated thru flexible grease line. Alemite fitting furnished
on the suspension plate for each line. Sight-feed and automatic oilers
available.
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Here for Suggested Specifications
Other Fed-Flush Arrangements:
VSAF unit numbers cover vertical submerged sewage ejectors (VSA) with
Fed-Flush fittings. Fed-Flush fittings can also be furnished with VSS
submersible sewage ejectors (VSSF units). See Bulletin 229 for pump
data. Fed-Flush fittings can also be furnished with VSABM dry pit sewage
pumps (VSAFBM units). See Bulletin 230 for pump data. |
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