Panametrics Aurora H2O, User Manual

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Aurora H2O User’s Manual 7
Chapter 6. Maintenance
6.2.1 Instructions for Optical Absorption Cell Style 1 (cont.)
11. As you line up the mirror with the measurement cell, note the “key” for properly connecting the two pieces. The
mirror will align for mounting in only one position. Rotate the mirror assembly to line up the alignment pin with the
alignment pin slot (see Figure 91 below).
Figure 91: Reinstalling the Mirror End Cap Assembly
12. Loosely reinstall the six retaining bolts by hand.
13. Use an Allen wrench to tighten the six retaining bolts in an alternating or star pattern to achieve a uniform
metal-to-metal contact. Tighten the bolts just until they are snug - DO NOT over-tighten these bolts.
14. Re-establish power to the Aurora H2O analyzer.
15. Re-establish the flow through the sample system.
16. If the Aurora H2O still indicates a Check Mirror fault after normal start-up, contact BH Technical Support for further
assistance.