Condensing Units
Condensing Units Equipped
with the EcoNet™ Enabled
2-Stage Control System
EcoNet™ enabled is the next generation of the
Integrated Compressor Control (ICC) and is an
integral part of the EcoNet™ Communication
System with the following features:
Control Description (see Figure 1)
Dual 7-Segment LED
• Displays status and diagnostic codes see
Status and Diagnostic Description
• Displays diagnosticfault recall see Test ode
Fault Recall)
CAUTION: UNIT MAY START
SUDDENLY AND WITHOUT WARNING. Solid red
light indicates a thermostat call for unit operation is
present at the ICC control. ICC control will attempt
to start unit after short cycle timer expires or when
in Active Protection mode will attempt to restart
unit prior to Lockout mode.
Line Voltage Connector
• ine voltage is connected to control board at
terminals 240VAC
Thermostat Connector (P9)
• R – 24VAC from the indoor unit 24VAC
transformer (40 VA minimum)
Figure 6
Figure 1. EcoNet Communication System™ Board
Memory
Card
Up Button
Dual 7 Segment
LED
Thermostat
Connection
Select Button
Line Voltage
Connection
Low Voltage Fuse
Compressor
Contactor “CC”
Low Pressure
Control Input
High Pressure
Control Input
2 Stage
Compressor
Solenoid Output
O.D. Fan
Ambient
Sensor
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