11.0 CONDENSING UNITS EQUIPPED WITH THE
11.0
COMFORT CONTROL
2
SYSTEM™
Comfort Control
2
is the next generation of the Integrated Compressor Control (ICC)
and is an integral part of the
Comfort Control
2
System™
with the following features:
11.1 Control Description (see Figure 4)
Dual 7-Segment LED
• Displays status and diagnostic codes (See Status and Diagnostic Description)
• Displays diagnostic/fault recall (See Test Mode/Fault Recall)
Red LED (Y1)
• Y1 red LED (solid on) indicates Y1 call from thermostat is present
Line Voltage Connector
• Line voltage is connected to control board at lug terminals L1 & L2
• Maximum wire size accepted is 6 AWG copper wire
• # 4 – 6 AWG
45 in/lbs
# 8 AWG
40 in/lbs
# 10 – 14 AWG
35 in/lbs
(Check wire terminations annually)
Compressor Control (K2)
• Sealed single pole compressor relay switch with optical feedback feature (arc
detection)
!
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.
C
O
M
F
O
R
T
C
O
N
T
R
O
L
2
S
Y
S
T
E
M
™
C
O
N
T
R
O
L
W
IR
IN
G
FIGURE 4
COMFORT CONTROL
2
BOARD
COMPRESSOR
WIRING
CONNECTOR
O.D. FAN (OFM) RELAY
COMPRESSOR
CONTROL (K2)
ICC (INTEGRATED
COMPRESSOR CONTROL)
TEST BUTTON
7-SEGMENT LED
AMBIENT DEFROST
CONTROL
DEFROST SENSOR
SW2 BUTTON
RED LED (Y1)
LOW VOLT FUSE
THERMOSTAT
CONNECTION (E2)
LOW PRESSURE CONTROL INPUT
HIGH PRESSURE CONTROL INPUT
{
MEMORY CARD
LINE VOLTAGE
CONNECTION
17
