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SECTION 3 OPERATION
3.1 OPERATING
CONTROLS
AND
INDICATORS
The
controls
required
to
operate
the
Steam-It
cooker
are
listed
in
Table
3-1,
together
with
a functional
description
of
each. Figure 3-1 shows the physical
location
of each control
and indicator.
3.2
OPERATING
PROCEDURES
The
following
paragraphs
outline
the
sequence
of daily operation
for the Steam-It
Model
ST-AG
cooker.
The
checkout
pro-
cedures
outlined
in Section
2 should
be per-
formed
prior to daily use for cooking.
If any
malfunction
develops
during
the normal
use
of the cooker,
refer to the troubleshooting
tables
in Section
5.
3.2.1
Preliminary
Procedures
Perform
the
following
steps
prior
to
preheating
and cooking:
1.
Be sure that gas supply
is connected
to unit, shut off valve is closed and 120
volt
ac (to operate
controls)
is con-
nected.
2.
Place the drain plug (Figure
7-6 Index
18) located
at front
center
of cooking
compartment
securely
in place.
3.
Check
that pan supports
are hung on
pan
support
studs
on cylinder
side
walls.
The horizontal
keyhole
on the
support
should
be at rear of compart-
ment and the vertical
keyhole
near the
front.
4.
Insert
drain
plug,
located
inside
compartment
into drain
opening
and
pour approximately
six quarts of water
directly
into Steam-It compartment.
5.
In
geographical
locations
where
a
high amount
of lime and alkaline
(salt
like substances)
deposits
are present
in the water
supply,
add
two
table-
spoons
of
vinegar
directly
into
six
quarts
of water
in the Steam-It
com-
partment
prior to starting
the cooking
cycle.
If more water is added to main-
tain the required
level, an occasional
tablespoon
of vinegar
may be added
as well,
in order
to compensate
for
new
mineral
deposits
of
the
fresh
water.
CAUTION
A high degree
of mineral
salts
in the
water can cause pitting
of the cooking
compartment
unless
the above direc-
tions
are followed,
the cooking
com-
partment
thoroughly
cleaned
and
drained
each night,
and the door
left
open. Do not use distilled
water in the
cooking
compartment.
3.2.2
Preheating
(Figure
3-1)
Before
each
initial
operation
of
the
cooker
and
at any time
when
the cooking
compartment
is
cold,
a
5-
to
8-minute
preheating
period
is required.
To preheat
the
cooking
compartment,
proceed
as follows:
1. Insert drain plug (7) into drain opening
and add 6 quarts
of water into cooking
compartment.
2. Close cooking
compartment
door and
lock
securely
in
place
by
pressing
down on latch handle (5).
3.
Place gas supply
shutoff
valve in the
open position.
(Normally
left in open
position.)
4.
Set 60-minute
timer
(1) to I minute.
Indicator
light (2) will come on.
5. When
preheating
is ended
(5 to
8
minutes)
and
the
buzzer
(6) sounds,
turn
timer
(1)
to
OFF
and
allow
pressure
to
return
to
zero
psi
on
pressure
gauge (4).
6.
Open
compartment
door
slightly
by
pulling
up on latch handle (5) to allow
remaining
vapor to escape before rais-
ing door to full open position.
3-1
3.2.3
Cooking
Procedures
(Figure
3-1)
After
the preheating
cycle,
the compart-
ment
may be loaded
for cooking.
Cooking
procedures
are as follows:
1. Carefully
slide cooking
pans onto pan
supports.
2.
Close door and lock in position.
3,
Set timer
(1) to desired
cooking
time
(see Test Kitchen
Bulletin
#21), turning
timer
past
desired
settin-g
and
then
back.
This
will
insure
accuracy
of
setting.
S2127
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