Acu-Rite 00439DI instruction manual Troubleshooting, Possible Solution, Inaccurate forecast

Troubleshooting

Problem			Possible Solution
		• Relocate the display unit and/or the 3-in-1 sensor.
		The units must be within 330 ft (100 m) of each other.
		• Make sure both units are placed at least 3 feet (.9 m)
		away from electronics that may interfere with the wireless
		communication (such as TVs, microwaves, computers, etc).
		• Use standard alkaline batteries (or lithium batteries in
No outdoor sensor		sensor when temperature is below -4ºF/-20ºC). Do not use
		heavy duty or rechargeable batteries. NOTE: It may take
reception		up to 20 minutes for display unit and sensor to synchronize
	no bars	after batteries are replaced.
		• Synchronize the units:
		1.	Bring both the sensor and display unit indoors and
			remove at least one battery from each.
		2.	Make sure the A-B-C switch on both units match.
		3.	Reinstall the battery in the outdoor sensor.
		4.	Reinstall battery into the display unit.
		5.	Let the units sit within a couple feet of each other for
			about 20 minutes to gain a strong connection.

	Flashing of the outdoor temperature may be an indication of
Outdoor	wireless interference:
	• Make sure the A-B-C switch in the battery compartments of
temperature
is flashing or	both the display unit and sensor are switched to the same
	letter. You may choose A, B or C; but both units must match
showing dashes
	to sync up. Sometimes changing to a different channel can
	help.

	• Weather Forecast icon predicts conditions for the next 12
	to 24 hours, not current conditions.
	• Has Learning Mode icon disappeared from the display
Inaccurate forecast	unit? Learning Mode must complete before forecast and
	pressure will be accurate.
	• Allow unit to run continuously for 33 days. Battery removal
	or resetting the display unit will restart Learning Mode.
	After 14 days, forecast should be fairly accurate, however
	Learning Mode calibrates for a total of 33 days.

13