75
24. Using metal tongs, place the crucible(s) containing the sample(s) into the ashing
furnace.
Note: When the furnace door is removed, a beeping alarm will sound until the
furnace door is installed.
Note: When the furnace door is positioned in the furnace door holder, the instrument
door cannot be closed.
25. Install the furnace door and close the instrument door.
26. Press the START key to activate microwaves.
XXXXXXXX
RAMP XX C
XX:XX:XX Set Point
DWELL XXX C
XX:XX:XX
Status: Stage 1
27. The programmed ramp time for Stage 1 begins counting down. When the ramp
time is complete, the dwell time for Stage 1 will begin counting down. Ramp
time and dwell time will continue through each programmed stage. When the
fi nal dwell time is complete, a series of audible beeps will be heard, signaling
the end of the method.
Note: If insuffi cient ramp time is programmed, and the set-point temperature is not
achieved, an audible beep will be heard, and the display will alert the operator that
conditions have not been met.
Test Parameters Not Met
BACK - ABORT NEXT - CONTINUE
Note: Press the NEXT key to continue the method although conditions were not met.
Press the BACK key to abort the method so that parameters can be edited.
WARNING
To prevent the possibility of serious burns, ensure that insulated
gloves and protective gear as outlined in the user’s safety program
are worn and metal tongs are used to insert and remove sample con-
tainers from the ashing furnace.
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