Lochinvar Crest FBN 2500 Manuel Supplémentaire page 21

3
Schémas
Figure 3-7 Schéma de câblage_6.0 Modèle
(suite)
LARGE CONNECTION BOARD
SHIELD 17 CN6-3 G
18 CN6-2 R
BAS A
OPTION
B 19 CN6-1 P
20
SHIELD
+ 21
RATE
0-10V
OUT - 22
CN3-4
+ 23
BOILER
0-10V CN3-6
PUMP OUT
- 24
CN3-7
25
SYSTEM RETURN
CN3-14
SENSOR
26
CN3-13
27
SYSTEM SUPPLY
CN3-12
SENSOR
28
CN3-11
29
TANK
CN3-10
SENSOR
30
CN3-9
31
OUTDOOR
CN3-8
SENSOR
32
CN3-1
+ 33
BMS
0-10V CN3-2
IN -
34
CN3-3
+ 35
SYSTEM
0-10V CN3-5
PUMP IN
- 36
37
SHIELD
A 38
CASCADE
39
B
SHIELD 40
LCD
DISPLAY
WIFI
DONGLE
PRE-MIX SENSOR 1 (S11)
COMMUNICATION
CONTROL BOARD
LG CON BRD
8 43
USB CABLE
J6 J7 SW1
BAS PRE-MIX SENSOR 1 (S13)
J8
CN6-2 R J10
CN6-1 PR J9
GY J17
CN6-3 OPTIONAL USB/WIFI
PRE-MIX SENSOR 2 (S12)
J2 J11
J23 EXTENSION CABLE
J12
OPTIONAL
ETHERNET CABLE
E PRE-MIX SENSOR 2 (S14)
GND
24V
RIBBON CABLE
SMALL CONNECTION BOARD
ALARM 1
CONTACTS
2
RUN-TIME 3 CN1-4
CONTACTS
4
CN1-5
TANK 5 CN1-6
THERMOSTAT
6
CN1-12
R 7 CN1-10
ENABLE
W 8
CN1-11
LOUVER 9 CN1-9
PROVING
10
CN1-8
11 CN1-7
24 VAC LOUVER
RELAY COIL
12
CN1-1
13 CN1-2
AUX
SWITCH 1
14
CN1-3
15
AUX
SWITCH 2
16
LWCO
TEST
PROBE SWITCH
O R B / K O R B / K
LWCO RESET
O R
O R
NATURAL LGPS
CAM
SWITCH
PROPANE LGPS
BLOWER PROVING
SWITCH (LARGE)
T
P.O.C PROVING
BLOWER PROVING
SWITCH (SMALL)
(NATURAL)
BLOCKED FLUE
SWITCH
BLOCKED DRAIN BLOCKED DRAIN
SWITCH SWITCH
CAM
SWITCH
PROPANE LIGHT
NATURAL LIGHT
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 vo ltage spark lead and ribbon cables must be purchased from the factory. Use of a non-approved spark lead
or ribbon 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 supplémentaire pour la Dual Fuel (Double Combustible)
BAS
BOARD
X1-1
X1-2
X1-3
Y X6-3
INTEGRATED CONTROL
X6-1
R X6-2
X4-1 B K X8-20
X4-2 T X8-10
X4-3
B L X7-8
R X7-7
B L X8-13
R X8-14
B R
X8-12
W X8-11
O R X8-5
O / R W X8-15
P X8-6
X8-16
W
B L X8-7
B K X8-17
Y B / K
X8-18
X8-1
-T
X8-3
B L
INLET SENSOR
-T
/ R W X8-8
OUTLET SENSOR (S9)
-T
R X8-2
OUTLET SENSOR (S1)
-T
W X8-4
FLUE SENSOR
-T
G Y X8-9
X1-6
FLUE SENSOR (S10)
X1-3
-T
X1-12
G Y X7-1
X10-1
X10-4
-T
B R X7-5
X1-1
X1-2
X1-4
-T
B K X7-2
X10-2
-T
X10-5
T X7-6
X10-3
X10-6
X4
X6-18
X6-8 B
X1-8 G
Y BL
R X3-3
R X3-4
O R X3-1
O R X3-2
B L X6-1
X6-9
B K X6-11
X6-17
B R X6-2
R X6-14
X2-4 T
Y X6-10
O R X6-13
HIGH LIMIT
SWITCH
R B L
X6-4
R
X13-2
LWCO
X13-3
BOARD
R
J3-6 X2-3
X1-7 R
J3-5
O R X1-10 R
J3-4 X6-3
X1-5 P
J3-3
J3-2
J2-1
J2-2
X2-5 B K
NATURAL HGPS
X6-5
PROPANE HGPS
O R X6-15
X13-4
X6-12
P.O.C PROVING P.O.C
SWITCH SWITCH VALVE
(PROPANE) (NATURAL)
P R X13-1
B K X6-6
CAM SWITCH
X5-1
X5-7
X5-2
X11
X5-8
P.O.C
X5-3 VALVE
USB
(PROPANE)
INTERFACE
X5-9
"X5"
BLOCK WIRING X5-4
X12-1
IS MODEL
X5-10
X12-2
DEPENDANT
X5-5 R
X12-5
X5-41
X12-4
X5-6
X5-12
BOX DEPICTS
OPTIONAL ITEMS
BOX DEPICTS
DUAL SENSOR
SINGLE HOUSING
LOW VOLTAGE
120 VAC
HIGH VOLTAGE
208V 3
1.5A EACH MAX
N L1 L2 L3
SYSTEM PUMP
CONTACTOR
BOILER PUMP
CONTACTOR
DHW PUMP
CONTACTOR
JUNCTION
BOX
BK R BL
ON/OFF
SWITCH
B K
W
G
P R
T
CAM SWITCH
O R
OR/BK
O R
OR/W
B L
SMALL SMALL
CAM
NATURAL PROPANE
SWITCH
VALVE VALVE
R/BK
R
R/W
B L
LARGE
LARGE
PROPANE
NATURAL
R
VALVE VALVE
K
Y
R 1 G N
R 1
1 2 3
BLOWER
(SMALL)
1 2 3 4 5
W
T
R 2
R 2
1 2 3
R/W
BLOWER
(LARGE)
1 2 4 5
3
BK/W
W B / K
T
FLAME SENSE 2
SPARK
SPARK ROD
GENERATOR
FLAME SENSE 1
FLUE DAMPER
TRANSFORMER
GND
FLUE DAMPER
B L 1
M
Y
2
O R
3
24V
R 3
TRANSFORMER
CAM
SWITCH
BL
Y
3
WIRING DIAGRAM
100280462 REV A
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