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O
PERATION
Note
The hi-limit control is located on the
lower front side of the cabinet.
Warning
Do not operate the unit if any of the
temperature controls become inop-
erative. A hazardous condition will
develop which can result in injury
or death and property damage.
20
2.
Press and hold down arrow key to decrease
temperature, release key when desired set point
is obtained.
3.
Once set, temperature control is initiated by
pressing the heat on button; the heater will
react and start increasing the temperature to
reach the set point.
4.
During operation, both the up and down arrow
keys can be used to adjust the temperature to a
new set point.
Setting Hi-Limit Control
1.
Make appropriate power connection.
2.
Turn power switch ON.
3.
Using a small screwdriver, rotate high-limit con-
trol fully clockwise.
4.
Set chamber temperature.
5.
Allow sufficient time for chamber temperature to
stabilize before setting the high-limit control.
6.
Turn the Hi-Limit control slowly counterclock-
wise and wait several seconds between adjust-
ments since there may be a 5 to 10 second
delay before the hi-limit alarm sounds. Rotate
the high-limit control slowly clockwise approxi-
mately 1/8 of a turn beyond this point.
7.
When desired temperature is achieved, load the
shaker.
AC Power Loss
The operating microprocessor possesses a non-volatile
memory. Upon resumption or recovery from an AC
power loss, the following will be noted:
•
All readouts will flash until any key is pressed.
•
If unit was shaking at the time of power failure,
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