26
Installation, Operation and Service Manual
Thermo Scientific XBF40-MD Series Blast Freezers
Quick Start Guide
12.9 Changing the Set
Point
12.10 Changing the
High/Low Alarms
12.11 Changing the Auto
Defrost Cycle
1
Push and hold the
SET
key for more than 2 seconds to change the set point
value.
2
The value of the set point will be displayed and the
°C
or
°F
LED starts
blinking.
3
To change the set point value, push the
UP
or
DOWN
arrows within 10
seconds.
4
Push the
SET
key again or wait 10 seconds.
1
Enter the programming mode by pressing the
SET + DOWN
arrow keys for
3 seconds (the
°C or °F
LED starts blinking).
2
Select the required alarm by pressing the
UP
or
DOWN
arrows (
ALU
= max.
temp.
ALL
= min. temp.)
3
Use the
SET
key to display the value.
4
Use the
UP
or
DOWN
arrows to change the value.
5
Press
SET
to store the new value and move to the next parameter.
6
To exit: press
SET + UP
arrow or wait 15 seconds without pressing a key.
1
Enter the programming mode by pressing the
SET + DOWN
arrow keys for
3 seconds (the
°C or °F
LED starts blinking).
2
Enter the hidden menu by pressing the
SET + DOWN
arrow keys for 3
seconds.
3
Select the required auto defrost by pressing the
UP
or
DOWN
arrows (
Ld1
to
Ld3
).
4
Use the
SET
key to display the value.
5
Use the
UP
or
DOWN
arrows to change the value (24 hr. clock format).
6
Press
SET
to store the new value and move to the next parameter.
7
To exit: press
SET + UP
arrow or wait 15 seconds without pressing a key.