: Turn the dial to the left (counter-clockwise) at least four times, stopping exactly on your first number at the top index.
It is a common point of confusion, but is the manufacturer, while the SD-103 is the specific model of their nitrogen blow-down evaporator. safeguard sd 103 manual
Based on the model number , you are likely referring to the Safeguard Scientific SD-103 Nitrogen Evaporator (often used in laboratory settings for sample concentration). : Turn the dial to the left (counter-clockwise)
: Turn left, passing 0 three times. Stop exactly on your first number. : Turn left, passing 0 three times
The safe will beep twice, and the indicator light will flash green to confirm the code has been successfully accepted. Testing Your New Code
Turn the main handle or knob clockwise to retract the live bolts and swing the safe door open.