23
panel. The batteries provide backup power when there is limited solar energy
Minimum 12 months for sensors (use lithium batteries in cold weather climates less
than -20 °C)
11.
Maintenance
1.Clean the rain gauge and wind transmitter once every 3 months.
Unscr
ew the rain collector funnel by turning it 30°counter clockwise.
Gently remove the rain collector funnel.
Clean and remove any debris or insects.
Install the collector funnel after it has been cleaned and completely dried.
Figure 58
2. Replace the wind, rain and thermo-hygrometer transmitter batteries once every 1-2 years
17 Troubleshooting Guide.
