Aprilaire 8400 Thermostat User Manual


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7
SELECT FAN SETTING (ON/AUTO/CIRC)
Press

ON:

AUTO:

CIRC:



OPERATION – ALL MODELS
BATTERY INSTALLATION AND RESET BUTTON









RESET SERVICE REMINDER MESSAGES
Press and hold
 

61000651B 8400 Tstat Owners.indd 7 7/23/09 10:43:03 AM
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