Davis Instruments 6152C manual Chapter Troubleshooting and Maintenance, Speed, Wind

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 sta- tion, 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 page 53.

Note:		Refer to the ISS Installation Manual for additional troubleshooting information.
		TABLE 4-1: TROUBLESHOOTING GUIDE
		Problem		Solution
		Display shows only	Indicates that console has rebooted. Hold the DONE key to re-
			turn to Current Weather Mode. (Check time setting if power was
		“RECEIVING FROM.....”
			lost.)
		Display is blank	Unit is not receiving power. Check the power adapter connec-
			tions and/or replace batteries.
			•	ISS not plugged in (cabled station). See ISS manual.
			•	Sensors not transmitting (wireless station). See ISS (or oth-
			•	er transmitter) manual.
				Console not receiving (wireless station) - See “Trouble-
	Display	Display shows dashes in		shooting Reception Problems” on page 35.
		place of weather data	•	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 nec-
				essary.
		Console is sluggish or does	The console and display may not work below 32º F (0º C). Use
		not work at low tempera-	an External Temperature sensor in low-temperature locations or
		tures	install the console indoors.
		Display shows “odd” values	You may have synchronized with another weather station near-
		or missing values.	by. Change the transmission and reception IDs to a different ID.
		Display “locks up”	Reset the console by removing AC and battery power then re-
			storing power. If this occurs frequently in an AC-powered con-
			sole, plug the AC power-adapter into a surge suppressor.
	Humidity
		Inside humidity seems too	Make sure the console is not near a humidifier or de-humidifier.
			Check calibration number and adjust if necessary. If inside hu-
		high or too low	midity is low, and inside temperature is too high, see “inside
			temp” below. Also make sure the console backlight is not on.
	Speed		For low readings, remove wind cups and check for friction
		Wind speed reading seems	sources. Check the anemometer location. Is it sheltered from
		too high or too low.	the wind? See ISS manual for additional wind speed
			troubleshooting information.
	Wind
		Wind speed reads 0 either	The problem may be with the anemometer. Test anemometer
			by spinning wind cups. Check reed switch fields on diagnostic
		all the time or intermittently
			screen (see page 37) and call technical support.
	Dew	Dew Point reading seems	Check calibration numbers for temperature. Dew point depends
			on temperature and outside humidity. Make sure they’re work-
		too high or too low
			ing.

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