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138 Series Sterilizers
Operations and Maintenance Manual
4.3
Initial
Procedure (Gasoline Heat)
1.)
Observe the sight glass and ensure
that the water level in the jacket is at
the 1/2 water mark or higher.
2.)
Ensure that the operating valve is in
. the off position.
3.)
Service
and
ignite
the
gasoline
burner
unit
as
per
the
operating
instructions on the burner unit and
insert
it
into
the
firebox
of
the
sterilizer.
4.)
When
the
jacket
pressure
is
at
desired
pressure
(15 to 18 psig
at
250°F and 26 to 29 psig for 270°F),
reduce
the
flame
by
use
of the
burner
controls
to
maintain
the
'
Original
&
:
November, 1996
4.4 |
Initial Procedure (Direct Steam)
(1) Open the drain valve.
(2) Open the steam supply valve.
(3) Adjust
the
pressure
regulator
to
the
desired pressure. Turn the handle clockwise
to
increase
the
pressure
and
counter-
clockwise
to
decrease
the
pressure.
A
preheating
period
of
10
to
15
minutes
should stabilize the pressure.
4.5
Operation
(1) Load the sterilizer, leaving enough space
between the packs to permit free circulation
of steam.
Packing too close of fabric loads
slows the cycle and may cause sterilization
failure.
(2)
Close
the
door
and
tighten
the
handwheel securely. The handwheel will not
operate
until
the
door
locking
arms
are
properly located
in the end
rings.
This
is
accomplished
by rotating the quick throw
handie clockwise.
(3) Turn the operating valve to the sterilize
position.
M 138.DOC
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