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that many degrees by pressing directly on the mylar display towards the left
bottom. Once calibration is complete return to normal temperature mode by
pressing once again on the mylar display towards the right center. Now, recheck
the calibration.
Example
: the digital display reads 45`f and the internal thermometer reads 40`f so,
the digital display must be increased by 5`. Press the right center of the display
twice and the number -1 is displayed (this is the point of origin and could have been
any number). Now, press the top left of the display five times to make the -1 go to
+4. Calibration is complete so press the right center of the display to return to
normal temperature mode.
FIGURE 6
THERMOMETER CALIBRATION