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Chapter 4
Troubleshooting and Maintenance
Vantage Pro2 Troubleshooting Guide
While your Vantage Pro2 weather station is designed to provide years of trouble-
free operation, occasional problems may arise. If you are having a problem with
your station, please consult this troubleshooting guide before calling Davis
technical support. You may be able to quickly solve the problem yourself. Please
see “Contacting Davis Technical Support” on the back cover.
Note:
Refer to the ISS Installation Manual for additional troubleshooting information.
T
ABLE
4-1: T
ROUBLESHOOTING
G
UIDE
Problem
Solution
Display
Display shows only
“RECEIVING FROM.....”
Indicates that console has rebooted. Hold the DONE key to
return to Current Weather Mode. (Check time setting if power
was lost.)
Display is blank
Unit is not receiving power. Check the power adapter
connections and/or replace batteries.
Display shows dashes in
place of weather data
•
ISS not plugged in (cabled station). See ISS manual.
•
Sensors not transmitting (wireless station). See ISS (or
other transmitter) manual.
•
Console not receiving (wireless station) -
See “Troubleshooting Reception Problems” on page 38.
•
A reading has exceeded the limits indicated in the
specifications table.
•
Calibration numbers may be causing readings to exceed
display limits. Check calibration number and adjust if
necessary.
Display shows “Low
Battery Console”
Replace the console’s C-cell batteries.
Display shows “Low
Battery Stn 1”
Indicates that the CR123 Lithium battery in the transmitting
station (ID number shown) is low and should be replaced.
Console is sluggish or does
not work at low tempera-
tures
The console and display may not work below 32º F (0º C). Use
an External Temperature sensor in low-temperature locations or
install the console indoors.
Display shows “odd” values
or missing values.
You may have synchronized with another weather station near-
by. Change the transmission and reception IDs to a different ID.
Display “locks up”
Reset the console by removing AC and battery power then
restoring power. If this occurs frequently in an AC-powered
console, plug the AC power-adapter into a surge suppressor.
Humidity
Inside humidity seems too
high or too low
Make sure the console is not near a humidifier or de-humidifier.
Check calibration number and adjust if necessary. If inside
humidity is low, and inside temperature is too high, see “inside
temp” below. Also make sure the console backlight is not on.
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