Thermostat Connector (E2)
•
R
– 24VAC from the indoor unit 24VAC transformer (40 VA minimum)
•
C
– 24VAC Common from the indoor unit 24VAC transformer
•
1
-Data: System Communications Line 1
•
2
-Data: System Communications Line 2
Low Volt Fuse
• If required replace with 3 A automotive ATC style blade fuse
Low Pressure Control (LPC Input)
• Low-pressure control is factory installed
• Low pressure control is an automatic resetting device
High Pressure Control (HPC Input)
• High-pressure control is factory installed
• High pressure control is an automatic resetting device
Ambient Temperature Sensor (included with all applications)
• Included with all applications
TEST and SW2 Buttons
• TEST and SW2 buttons used to enter Test and Fault Recall Mode
Memory Card
• The memory card stores all unit information.
• The unit information is called shared data.
• The shared data is all the information needed for proper unit operation.
FIGURE 5
TYPICAL
COMFORT CONTROL
2
SYSTEM™
WIRING DIAGRAM
Indoor Unit
1
2
C
R
WIRING INFORMATION
Line Voltage
–Field Installed - - - - - -
–Factory Standard
1
2
R
C
1
2
R
C
Communicating Thermostat
Outdoor Unit
19
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
Summary of Contents for PRL-series
Page 52: ...FIGURE 11 WIRING DIAGRAM FOR 2 3 4 TON 19 0 WIRING DIAGRAMS 52 ...
Page 53: ...FIGURE 12 WIRING DIAGRAM FOR 5 TON 53 ...
Page 54: ...54 ...
Page 55: ...55 ...
Page 56: ...56 CM 1108 ...
