Sorvall RT6000B, Operating Instructions Manual, Page: 17 / 28

Operation
SORVALL
®
Centrifuges
3-6
Emergency Sample Recovery
If t h e m a in p ower s h u t s off b eca u s e of a p ower fa ilu r e or s ys t em m a lfu n ct ion wh ile t h e r ot or
is s p in n in g, t h e ch a m b er d oor will n ot op en . A m ech a n ica l over r id e is p r ovid ed t o a llow
s a m p le r ecover y in t h e ca s e of a n em ergen cy.
WARNING
This procedure is included for
e m e rge n cy s a m p le re co v e ry o n ly
and
should never be used for any purpose other than those explained in this
section.
When the main power shuts off, the brake will not operate. Wait until the
rotor stops spinning before using the mechanical override.
Th e m ech a n ica l over r id e loop is loca t ed u n d er t h e r igh t , fr on t cor n er of t h e cen t r ifu ge a s
s h own in figu r e 3 -2 . To op er a t e t h e over r id e, in s er t a s cr ewd r iver or s im ila r ob ject in t o t h e
m et a l loop a n d p u ll d own . Tu r n t h e d oor r elea s e k n ob t o t h e
OPEN
p os it ion a n d lift t h e
ch a m b er d oor u p .
Figu re 3 -2 . Loca tion of Mech a n ica l Overrid e Loop
NOTE
Leave a clearance area around the lower right corner of the centrifuge to
prevent obstruction of the mechanical override.
Reducing Speed for Rotor Compartment Loads
in Excess of Design Mass
Th er e is a m a xim u m a llowa b le com p a r t m en t m a s s es t a b lis h ed for ea ch cen t r ifu ge r ot or.