12
Schémas
Figure 12-3 Diagramme en escalier_Modèles 2501 - 3501
L1 L2 L3
TERMINAL STRIP
208V 3
ON/OFF
SWITCH
GPS1
68
JUNCTION BOX
O
SUPPLY
SERVICE
OUTLET
INTEGRATED CONTROL
X1-3
X1-12
F2
F4
X1-4
X1-1
SYSTEM PUMP
3.15 A
5.0 A
RELAY
X1-2
BOILER PUMP
RELAY
X1-4
DHW PUMP
RELAY
X1-8
CONTACTOR
SMALL GAS
X10-1
VALVE RELAY
X10-2
LARGE GAS
X10-3
VALVE RELAY
LARGE GAS
X10-6
VALVE RELAY
SMALL GAS
X10-5
VALVE RELAY
X10-4
X1-3
X1-7
X1-10
GENERATOR
X2-5
X6-3
X6-1
X6-10
X11
X2-5
X13-4
USB
INTERFACE
BLOWER
BLOWER
CONTACTOR
1
2
3
BAS (AS APPLICABLE)
X1-1
X1-2
X1-3
FLUE DAMPER
TRANSFORMER
FLUE DAMPER
1
2
M
3
24V
TRANSFORMER
J3-6
LWCO
TEST
J3-3
PROBE
SWITCH
LWCO
J2-1
LWCO RESET
BOARD
J2-2
X6-5
INTEGRATED
CONTROL
GPS2
X6-15
AIR VALVE
PRESS. SWITCH
X6-12
X6-13
X3-3
X3-4
X13-1
X3-1
BLOCKED FLUE
X6-6
X3-2
SWITCH
BLOCKED DRAIN
X5-1
SWITCH
X5-7
X6-11
X5-2
X6-2
X6-14
X5-8
X5-3
X5-9
"X5"
BLOCK WIRING
IS MODEL
X5-4
X6-4
DEPENDANT
X5-10
X5-5
X5-41
X5-6
X5-12
NEUTRAL
BOX DEPICTS
TERMINAL STRIP
OPTIONAL ITEMS
208V SUPPLY "N"
BOX DEPICTS
DUAL SENSOR
SINGLE HOUSING
BAS
BOARD
1.5A EACH MAX
(AS APPLICABLE)
TERMINAL STRIP
GROUND
SYSTEM PUMP
CONTACTOR
INTEGRATED
CONTROL
BOILER PUMP
X8-20
CONTACTOR
X8-10
X8-10
DHW PUMP
CONTACTOR
X8-1
X7-8
X7-7
X8-13
X8-14
GAS
VALVE
X8-12
(LARGE)
GAS
VALVE
X8-11
(SMALL)
X8-5
X8-15
FLAME
CN3-4
SENSE 1
X8-6
SPARK
ROD
X8-16
SPARK
X8-7
FLAME
SENSE 2
X8-17
X8-18
X8-3
-T
INLET SENSOR
X8-8
OUTLET SENSOR (S9)
X8-2
OUTLET SENSOR (S1)
X8-4
FLUE SENSOR
X8-9
FLUE SENSOR (S10)
X7-1
4
PRE-MIX SENSOR 1 (S11)
X7-5
PRE-MIX SENSOR 1 (S13)
X6-18
1
X6-9
4
X6-17
2
X6-8
5
J3-5
J3-2
J3-4
X4
LG CON BRD
CN6-2
CN6-1
CN6-3
CN-4
CN-1
AIR VALVE
M
CN-2
SHIELDED CABLE FROM X4
TO J12 OR J23 AS APPLICABLE
CN-3
SMALL
CONNECTION BOARD
CN1-4
CN1-5
CN1-6
1
ALARM
CONTACTS
2
CN1-12
3
RUN-TIME
CONTACTS
4
CN1-10
5
TANK
THERMOSTAT
6
CN1-11
7
R
ENABLE
8
W
CN1-9
9
LOUVER
PROVING
10
CN1-8
11
24 VAC LOUVER
RELAY COIL
12
CN1-7
13
AUX
SWITCH 1
14
CN1-1
15
AUX
16
SWITCH 2
HIGH LIMIT
CN1-2
SWITCH
CN1-3
Notes:
1. All wiring must be installed in accordance with: local, state, provincial and national code requirements per either N.E.C.
in USA or C.S.A. in Canada.
2. If any original equipment wire as supplied with the appliance must be replaced, it must be replaced with wire having same
wire gauge (AWG) and rated for a minimum of 105° C. Exceptions: Replacement high voltage spark lead and shielded cables
must be purchased from the factory. Use of a non-approved spark lead or shielded cables can lead to operational problems
which could result in non-repairable damage to the integrated controller or other components.
3. Actual connector block locations may vary from those shown on diagrams. Refer to actual components for proper
connector block locations when using diagrams to troubleshoot unit.
Manuel d'installation et de fonctionnement
LOW VOLTAGE
120 VAC
HIGH VOLTAGE
LARGE
CONNECTION BOARD
CN6-3
CN6-2
CN6-1
17
SHIELD
A
18
BAS
CN3-6
OPTION
19
B
20
SHIELD
CN3-7
+
21
RATE
0-10V
OUT
22
-
CN3-14
+
23
BOILER
0-10V
PUMP OUT
24
-
CN3-13
25
SYSTEM RETURN
SENSOR
26
CN3-12
27
SYSTEM SUPPLY
SENSOR
28
CN3-11
29
TANK
SENSOR
30
CN3-10
31
OUTDOOR
SENSOR
32
CN3-9
+
33
BMS
0-10V
-
IN
34
CN3-8
+
35
SYSTEM
0-10V
PUMP IN
36
-
CN3-1
37
SHIELD
38
A
CASCADE
CN3-2
B
39
40
SHIELD
CN3-3
CN3-4
-T
-T
-T
-T
-T
-T
BLOWER
LCD
DISPLAY
WIFI
DONGLE
8
43
USB CABLE
BAS
J6
J7
SW1
J8
J10
J9
J17
OPTIONAL USB/WIFI
J2
J11
J23
J12
EXTENSION CABLE
24V
E
GND
OPTIONAL
ETHERNET CABLE
LADDER DIAGRAM
100303181 REV B