Honeywell Electronic Programmable Thermostat - Manual (Page 15)

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Thermostat current ■ Check that the wiring hole in the wall behind the
temperature setting does not wallplate was plugged with insulation to prevent
match the display temperature drafts that might adversely affect thermostat operation.
to within
±
1
°
. ■ Be aware that it is normal for the current setting and
display temperature to differ on occasion.
■ During recovery from setback or setup, setting and
display temperatures can differ for up to 30 minutes after
the recovery period.
Incorrect temperature ■ The thermostat is factory-calibrated and cannot be
showing on thermostat display. adjusted.
bAt Lo remains on display after ■ Remove the batteries. Wait one hour. Install fresh
fresh batteries are installed. alkaline batteries.