Wiring Schematics - WaterFurnace AT022C/D Installation And Maintenance Manual

Geothermal system single-speed
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PREMIER 2 SINGLE-SPEED INSTALLATION AND MAINTENANCE MANUAL
Ext Pump
1/2 hp Total
PB1
208-230/60/1
2
2
Pump Pump
1
1
G
NOTE 6
DHW
Pump
Blu
Pink
NO
COM
CR1
CC
Violet
CC
Violet
CC-GND
Thermostat
P1
R
R
1
C
C
2
Y1
Y1
3
Y2
Y2
4
W
W
5
O
O
6
G
G
7
LO
8
L1
NOTE 9
P2
Shut
1
Down
1
1
NOTE 2
2
C
2
2
3
C
C
3
3
4
SL1 In
SL1 In
5
SL1 Out
SL1 Out
Optional
Not
6
Remote Unit
Used
7
Without
Loop Pump
P3
Acc Com
1
Acc NC
2
NOTE 3
Acc NO
3
1
2
3
P4
R
R
LED
R
Drain
R
Water Flow
R
High Press
G
Low Press
Y
Airflow
Status
R
DHW Limit
SW4
DHW off
PSC
Fan Motor
Brn
Cap
Grn
Wh
Blk
Blu
Wh
Yel
Red
4 Air Flow Settings
4
3
2
1 C
P13
Wh
Red
Blk
Yel
Gray
240V L2
Fused L2
Fused L2
NO
NO
NC
NO
COM
CR2
CR3
COM
CR4
Tan
Premier2
Microprocessor
Logic Control
(DC Voltage)
ECM2
Air Flow
Settings
Field
Factory
NOTE 7
Selection
Setup
SW1
SW2
SW3
On
On
1
Test / Norm
1
2
2
Loop / Well
3
3
Fan / Comp
4
4
Dehum / Norm
5
5
No Htg3 / Htg3
6
6
Inputs / Norm
7
7
Outputs / Norm
8
8
24 VAC / TA32E12
9
10
11
12
Normal Display Mode
Field Selection DIPs - #1 On, #6 On, #7 On
Drain Pan Overflow Lockout
FP Thermistor (loop<15°F,well<30°F) Lockout
High Pressure > 380 PSI Lockout
Low Pressure < 15 PSI Lockout
ECM2 RPM < 100 rpm Lockout
Microprocessor Malfunction*
HWL Thermistor > 130°F
DHW Pump Switch Off
Compressor
S
C
Blu
R
Cap
Red
Blk
Tan
T2
T1
Unit Power
CC
208-230/60/1
L2
L1
G
Gray/Wh
Or
Brn
240V L2
240V L1
F1-10A 240V
NC
COM
Black
8
13
7
4
5
14
12
6
15
10
9
2
1
3
11
16
On
11
4
2 Speed / 1 Speed
1
9
2
ECM / ECM2
3
No RPM / RPM
2
4
EH (See Note 8)
10
5
Future Use
3
8
12
5
Premier2 Series
13
Main Logic PCB
17P513A02
7
14
Diagnostic Modes
Current Fault Status
#1 Off, #6 On, #7 On
#6 Off, #7 On
Drain Pan Overflow
FP Thermistor (loop<15°F, well<30°F)
High Pressure > 380 PSI
Low Pressure < 15 PSI
ECM2 RPM < 100 rpm
Not Used
HWL Thermistor > 130°F
Not Used
DHW Pump Switch Off
Premier 2 Series
Wiring Schematic
97P518B01 Rev B 4/13/95
PS
NOTE 4
D
Blk/Wh
C
A
Blk
Blu
240V
NOTE 1
Red
208V
Transformer
24V
Yel
Blk/Wh
R
C
P6
Not Used
Black
Violet
Yellow
Blue
Gray
Brown
Not Used
Not Used
Orange
Blue
Pink
White
Tan
Red
Not Used
P5
Not Used
Not Used
Orange
Orange
Not Used
Not Used
Pink
T
1
Pink
Yellow
T
Yellow
Blue
6
Blue
Black
Black
Inputs
Outputs
Outputs2
#6 On, #7 Off
#6 Off, #7 Off
Y1
Compressor
Blower Lo
Y2
Not Used
Blower Med
O
RV
Blower Hi
G
FAN
Aux Heat #1
W
DHW Pump
Aux Heat #2
SL1
Loop Pump
AuxHeat #3
Not Used
Aux Heat #4
--
--
--
Single-Speed
208-230/60/1
Brn
Or
Grn
P11
1
2
3
4
5
ECM2
Fan Motor
3
15
16
10
8
P12
CO
P10
1
2
3
4
5
6
RV
HWL
FP
LP
HP
13

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