Aprilaire 61000652C 8400 Tstat installation instructions 20F -7C, 60F 16C

Setup & Testing

System setup instructions (continued)

System setting		Setting range, default in bold
16	Low Balance Pt. (8446, 8448HP, 8465, 8466HP)	20°F (–7°C)
	System setting 05 must be enabled	1°F to 35°F (–17°C to 1°C) or “OFF” to disable
17	High Balance Pt. (8446, 8448HP, 8465, 8466HP)	60°F (16°C)
	System setting 05 must be enabled	40°F to 80°F (4°C to 27°C) or “OFF “ to disable
19	Program format (8463, 8465, 8466)	0 – 5/2 program (Weekdays and Weekends)
		1 – 5/1/1 program (Weekdays, Sat. and Sun.)
20	Change air filter	OFF
		1, 3, 6, 12 months or “OFF” to disable
21	Change water panel**	OFF
	Set number of months until reminder is required	1 to 12 months or “OFF” to disable
22	Humidifier type**	0 : Flow through type humidifier (1 reminder per season)
		1 : Drain-less type humidifier (2 reminders per season)
23	Service dehumidifier	OFF
		1 to 12 months or “OFF” to disable
24	Service HVAC	OFF
		1 to 12 months or “OFF” to disable

**If humidifier type is set to Drain-less, then the first reminder is based on the system setting 21, second reminder will activate 3 months later. If humidifier type is set to Flow through, then the first reminder is based on system setting 21, second reminder will activate 12 months later.

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61000652C 8400 Tstat Install.indd 15 10/13/09 11:09:00 AM