Helmer Scientific i.Series
®
Ultra-Low Freezer
Operation Manual
360172-A/D
7
2.6
Storage Shelves
Note
Shelf clips must be installed so the horizontal section is oriented upward.
Install Shelves with Shelf Clips
1.
Open the chamber door and all inner doors.
2. Install shelf clips on the shelf standards at the marked locations.
3.
Beginning with the bottom shelf, insert the shelf into the chamber at an angle.
4.
Rotate the shelf so it sits flat on the shelf clips.
5.
Working from the bottom to the top, install the remaining shelves as described
in steps 3 and 4.
6.
Close the inner doors and the chamber door.
Shelf
Clip Installed
shelves
2.7
Chart Recorder (optional)
Chart Recorder with paper installed
Install / Replace Chart Paper
Note
For accurate temperature reading, ensure current time is aligned with time line groove when the chart knob is fully tightened.
Chart recorder stylus and time line groove
1.
Press and hold C button. When stylus begins to move left, release button. The LED flashes.
2.
When stylus stops moving, remove chart knob then move knob up and away.
3. Place chart paper on chart recorder.
4. Gently lift stylus and rotate paper so current time line corresponds to time line groove.
5.
Hold chart paper in place while making sure the chart knob is fully tightened.
(Failure to fully tighten the knob can result in paper
slipping and losing time.)
6.
Press and hold C button. When stylus begins to move right, release button.
7.
Confirm stylus is marking on paper and stops at the correct temperature.
8.
Calibrate chart recorder to match primary temperature if needed and close recorder door.
