Appendix B. ET107 Maintenance Log
B-2
CLEAN/INSPECT
SOLAR RADIATION SENSOR
(Recommended - Monthly)
Date
OK/Comments
CLEAN/INSPECT TEMP/RH
SENSOR & RADIATION SHIELD
(Recommended - Quarterly)
Date
OK/Comments
REPLACE WIND SPEED BEARINGS AND
REED SWITCH
(Recommended - Yearly)
Date
OK/Comments
REPLACE RH CHIP IN THE HMP60-ETS
TEMP/RH SENSOR
(Recommended - Yearly)
Date
OK/Comments
REPLACE DESICCANT BAGS (QTY - 2)
INSIDE ENCLOSURE
(Recommended - Yearly)
Date
OK/Comments
CALIBRATE SOLAR RADIATION
SENSOR (CS305-ET)
(Recommended - Every 3 Years)
Date
OK/Comments