54
AMPW 400-1000L I&O Manual
Figure 26: AMP 400-1000L Wire Diagram
(continued)
120VAC/60Hz/1Ph
(Line Voltage)
LWCO
Ground to
control box
via mounting
screws
Pump Fuse, F1
(6.3A Slow Blow)
Control (R7910)
Primary Pump
System Pump
DHW Pump / Isolation Valve
DHW
Pump L
P3-4
P3-7
P3-1
J4-3
J4-7
J4-5
J4-2
J4-6
J4-4
P3-13
P3-15
P3-14
1
2
120V
Line L
120V
Line N
G
DHW
Pump N
System
Pump L
System
Pump N
Primary
Pump L
Primary
Pump N
Combustion
Fan
(120V Conn.)
P3-9
B1-1
1
(L)
P2-1
P3-12
L
(+)
B1-3
P3-6
P3-3
B1-2
2
(N)
3
(G)
P2-3
P2-2
P3-2
N
(-)
G
Internal, non replaceable
Size 400: 2.0A
Size 500: 5.0A
Internal, non
replaceable 3.15 amp
24VDC
Display Power Supply
L2-1
L2-3
Wiring Legend
Factory Wire Harness
PCB Trace/Components
Field Wiring
Connector
Screw
Terminal
AND
Combustion Air Damper
(If using Room Air)
24V Transformer
Outdoor
Sensor
P8-11
P8-3
Header/
Tank
Sensor
P8-9
Remote
4-20mA
P8-1
DHW
Sensor
P8-2
P8-10
L3-1
L3-2
P8-8
J8-3
J7-7
J5-1
J8-2
J4-10
J4-12
J1-2
J5-2
E-1
Control
(R7910)
Spark
J6-2
J8-1
J6-1
J6-3
J2-1
J2-2
J2-3
J2-4
J6-7
J6-8
J3-7
(D)
J3-8
(R)
J3-9
(C)
J8-4
J8-5
J8-8
J8-9
J8-10
J9-4
J9-5
J9-6
J10-7
J10-8
J8-11
J8-6
J9-1
J9-2
Modbus
2
Modbus
1
J3-1
(A)
J3-2
(B)
P10-9
P10-5
P10-10
P10-6
P10-7
P10-8
A
B
C
MODBUS
Communication
Peer-to-Peer
MODBUS
Communication
EMS
RJ45
MODBUS
Communication
Peer-to-Peer and EMS
RJ45
MODBUS
Communication
Peer-to-Peer and EMS
COM-1 (A)
COM-6 (B)
Host USB
COM-4 (A)
COM-9 (B)
COM-5 (C)
+24 VDC
-24 VDC
G
Delta
DOP
Display
+V
G
-V
24VDC
Display
Power Supply
Flue Gas
Sensor
Outlet/
Supply
Sensor
Inlet/
Return
Sensor
Combustion
Fan
(DC Conn.)
1 (DC+)
2 (Tach.)
3 (N/C)
4 (PWM)
5 (DC-)
Burner
Thermal Fuse
(with manual reset)
P8-13
Manual
Reset Ext
Limit
Manual
Reset Ext
Limit
P8-16
3
(COM)
2
(NO)
3
(COM)
1
(NC)
Low
High
Gas Pressure Switches
Honeywell L4006E
Hi Limit
Optional Manual
Reset Ext. Limit
Jumper (Std)
Air Proving
Switch
P8-5
Auto
Reset Ext
Limit
Auto
Reset Ext
Limit
On/Off
Switch
LWCO
P12-3
P11-2
P8-7
Flow
Switch
P11-1
P12-4
Blocked
Vent
Switch
Condensate
Float
Switch
Lockout
Alarm
EnviraCOM
RJ45
(ECOM)
P8-15
P8-14
P10-3
P10-1
P10-2
D
R
C
Enable/Disable
DWH Demand
DHW
Demand
Enable/
Disable
Enable/
Disable
DHW
Demand
P8-12
P8-6
Control Panel
Ground Screw
Igniter
Flame
Sensor
Gas Valve
ILK
ANNUNCIATOR 1
ANNUNCIATOR 2
LCI
J3-3
(+5V)
J3-4
(A)
J3-5
(B)
J3-6
(C)
A
B
C
OR
OR
NO
C
C
NO
1
1
3
1
3
1
2
2
2
1
1
P1
P2
1
2
24V Fuse, F3
Size 400-500: 1.6A Slow Blow
24V Transformer