M-AERI Monthly Preventative Maintenance Procedure – SAIL
Starting Date: 1 July 2021
Instrument Mentor: Jonathan Gero
PM Frequency: Monthly
Physical check of instrument:
- Open back-end access panel, check for any damage, debris, precipitation accumulation
Inspection of Ambient Blackbody (ABB):
- [If there is evidence that there was precipitation incursion into the mirror drum, e.g. blowing snow, much precipitation accumulation in the front-end enclosure] Remove the ABB (lower blackbody). Inspect inside the ABB with a flashlight for precipitation or debris accumulation.
- If precipitation is present, send photos to mentor, then place blackbody aperture down in a warm room and let dry. Replace the ABB, ensuring that it’s flush with the alignment buttons.