GeneralAire ERV 3220 - Manual (Page 17)

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GeneralAire’s DC4E allows the homeowner control of the indoor humidity level by offering
four selections of operation. The controller allows the homeowner to select the humidity
percentage, fan speed, operation mode and cycles per hour.
The above controller have four wires connection. On the Duotrol TM System and DC4E use
R, G, B and W terminal connections on the lower right hand side of the control board.
DC4E
ELITE DEHUMIDISTAT
Features
• Dehumidistat to select the humidity level
• Speed Control (Off, Normal and Reduced)
• Mode Control (Intermittent and Continuous Ventilation)
• Cycles per hour (0/0, 20/40 and 30/30)
• Light On Override
• Maintenance Light Reminder
figure 14.7 DC4E figure 14.8 Duotrol TM
CYCLES
0
20/40
30/30
Allows the homeowner to select cycles per hour
Normal operation mode
20 minutes on high speed and 40 minutes on previously set mode of operation
30 minutes on high speed and 30 minutes on previously set mode of operation
MAINTENANCE
Light indicator:
14. Controls and Wiring (continued)
Shows homeowner when HRV or ERV needs to be maintain.