Aprilaire 8400 Thermostat User Manual


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6
OPERATION – ALL MODELS
SELECT SYSTEM MODE
(OFF/HEAT/EM-HEAT/COOL/AUTO)
Press

AUTO:

OFF:
HEAT:
COOL:
EM-HEAT:




Press
 



CHANGE TEMPERATURE SETTING
61000651B 8400 Tstat Owners.indd 6 7/23/09 10:43:03 AM
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