Teledyne Mixchek - Helium / Oxygen mixture analyzer - Manual (Page 17)

MIXCHEK Setup
Teledyne Analytical Instruments 17
WARNING: THE O2 SENSOR USED IN THE MIXCHEK USES
ELECTROLYTE WHICH CONTAIN TOXIC
SUBSTANCES, MAINLY LEAD AND POTASSIUM
HYDROXIDE. THESE SUBSTANCES CAN BE
HARMFUL IF TOUCHED, SWALLOWED, OR
INHALED. AVOID CONTACT WITH ANY FLUID OR
POWDER IN OR AROUND THE UNIT. WHAT MAY
APPEAR TO BE PLAIN WATER COULD CONTAIN
ONE OF THESE TOXIC SUBSTANCES. IN CASE OF
EYE CONTACT, IMMEDIATELY FLUSH EYES WITH
WATER FOR AT LEAST 15 MINUTES. CALL
PHYSICIAN. (SEE APPENDIX, MATERIAL SAFETY
DATA SHEET.)
1. Discharge any static electricity build up by touching any
piece of grounded metal such as plumbing fixtures (not the
instrument).
2. Remove the 4 cap nuts that secure the front panel. See Figure
2.2.
Figure 2-2: Removing the Front Panel
(Portable unit uses acorn nuts and washers)
3. Rotate the front panel down 90 degrees and disconnect
connector J1.
(Portable unit) Turn over the front panel and disconnect
connector J1. See Figure 2.3.
4. Remove the sensor from its packaging and check that the
o-ring is properly seated.