Armstrong 812 Scheda tecnica di installazione, funzionamento e manutenzione - Pagina 2
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Stampa la paginaARMSTRONG NO. 800 BVSW SERIES INVERTED BUCKET AIR TRAPS
1. Trap connected to unit to
b e d r a i n e d . B u c k e t i s
down, and the trap valve
i s w i d e o p e n . B e f o r e
placing in service,-
the trao.
4. Air has collected at top
of trap, and water level
has r i s e n in bucket to
make it heavy enough to
Form No. IBD-A lo/78
OPERATING SEQUENCE OF
2 . T r a p c a n b e p r i m e d
through prim in g plug in
cap.
5. Sink and open discharge
valve. First air, next oil,
and then any extra water
is discharged.
Air dis-
places water from bucket
w h i c h a g a i n f l o a t s a n d
c l o s e s
v a l v e , and the
condition shown in Fig. 3
again will prevail,
3. When inlet valve is open-
ed, air pressure forces out
extra water and displaces
enough w ate r inside the
b u c k e t t o m a k e i t f l o a t
and close the valve. Air
b l e e d s t h r o u g h b u c k e t
vent. Additional water is
coming to the trap.
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