WATER. Use no soap. Agitate the filter in the cup of water. Remove the filter and allow to
air dry before putting it back on the end of the sensor.
6 months
l
Replace the anemometer bearings and reed switch on the 034B-ET if operating under
harsh conditions, such as constant high winds, blowing dust, and/or salt spray
contamination. Contact your local Toro distributor for service.
1 year
l
Replace the wind speed (anemometer) bearings on the 034B-ET. Contact your local Toro
distributor for service.
l
Replace reed switch the 034B-ET if needed. Contact your local Toro distributor for service.
l
Check calibration of the HMP60-ETS Temp/RH sensor, which tends to drift up over time
giving readings higher than 100%. Replace RH chip if necessary (refer to
and
Procedure for removing RH chip
NOTE:
T107 stations began shipping January 2014 with an updated radiation shield with
knurled thumb screws, using the HMP60 ETS Temp/RH sensor. All information in this
document is also pertinent for the HMP50-ET, HMP60-ET, and HMP60 ETR sensors.
l
Replace desiccant in enclosure housing as needed.
Section 7. Maintenance and troubleshooting
62