VICI 340 Dynacalibrator - Manual (Page 30)

26
Shutdown Procedure
Dynacalibrators are designed to operate continuously; however, if it is necessary
to turn the unit off, use the following procedures:
1. Turn off the heater power switch.
2. With the tool provided, rotate the panel lock screw 90° counterclockwise.
3. Gently pull the front panel assembly out.
CAUTION: Use specific and appropriate precaution when
opening the calibrator oven. Use procedures and protective
equipment to avoid contact or exposure to the permeation
device and/or gas vapors while opening the chamber cap
and adding/removing/changing oven content.
4. Unscrew the chamber cap with the tool provided.
5. Add or remove the permeation device(s) with the supplied forceps or other
tool appropriate to the job.
6. Secure the chamber cap with the tool provided,
7. Reinstall the front panel assembly and rotate the panel lock screw
90° clockwise.
8. Place devices in the containers provided and store them in an appropriate
place until further use is required. (A refrigerator or freezer is recommended.)
9. Allow the carrier flow to purge the chamber for about five minutes
10 . Switch off the main power.
10. If the unit will be left unpowered for an extended length of time, disconnect
all the plumbing from the rear panel inlets and outlets and cap them.
When repowering the unit, always perform the start-up procedures starting on
page 15.