Specifications

17
AWS maintenance / establishment checklist version 5
Station name
Observer(s)
Purpose of visit
Establishment of new AWS: Go to Metadata after maintenance / establishment
Metadata upon arrival
Date & time of arrival at station
Time difference between logger clock and UTC + / -
Adjust logger time to UTC Y / N
Download data to PC and/or change CF Card (wait for green light) Y / N
Download logger program to PC Y / N
Note or photograph current values in fast scan mode Y / N
Latitude (dd mm.mmm)
Longitude (dd mm.mmm)
Altitude (m, from GPS)
Photos of tripod, sensors, logger box wiring etc. Y / N
Mast inclination in CNR1 direction (+ if CNR1 tilting down)

Mast incl. across boom looking from CNR1 (- if clockwise)

Boom direction relative to true/magnetic north
 true/magn
Young box direction along boom? If not, measure direction Y / N
CNR1 aligned with mast and inclinometer? If not, measure Y / N
Young height (center of propeller – surface) cm
Rotronic height (bottom of casing – surface) cm
SR50 height on AWS (membrane – surface) cm
SR50 height on stakes (membrane – surface) cm
Free length of stake – outer, holding boom with SR50 cm
Free length of stake – middle cm
Free length of stake – outer, holding boom without SR50 cm
Length of ablation sensor tubing on the surface (to T-piece) cm
Or: depth of ablation sensor using markings on hose cm
Length of thermistor string on surface from surface marking cm
Remarks: