Laars heating systems company, Page 32, Figure 36. edp/edn wiring diagram – LAARS EDN Series - Installation, Operation and Maintenance Instructions User Manual
Page 32

Page 32
LAARS Heating Systems Company
Figure 36. EDP/EDN Wiring Diagram.
R
R
RESET SWITCH
SUPPLY THERMISTOR
BL
RETURN THERMISTOR
TANK THERMISTOR
O
R
GR
FLOW SWITCH
BL
O
GR
R
BLOWER
R
BK
BL
11053300 PWM CONTROL
ACV
IG
NIT
OR
FLA
MER
OD
E2316600 IGNITION CONTROL
GAS VA
LV
E
Y
O
SAFETY SWITCH
24VAC HOT (+)
24 VAC NEUTRAL
TR
AN
SFO
RM
ER
5
AMP
FUSE
PUMP
OUTSIDE CIRC.
OAT SENSOR TSTAT TSTAT OAT SENSOR
G
R
O
BL
G
GR
BR
BK
BK
BK
BK
GR
GR
V
BL/W
BL/W
BL/W
Y
BL
R
R
BR
W
BL
BK
BR
O
V
W/BL
W/BL
BL
G/Y
R
W
BK
BL
O
V
Y
BL
W/B
L
W
OUTSIDE CIRC. FEED
BL/W
NEUTRAL
LINE
GROUND
BL
Y
BL
G/Y
G/Y
W
FIELD WIRING EBP/EDP
W
BK
BK
G W/R R G
30-650C
Com
4
5
3
2
1
+
–
Y
BL
EBP ONLY
EDP ONLY
EBP ONLY
EBP ONLY
OUTSIDE CIRC. FEED
OUTSIDE CIRC.
FIELD WIRING EDP ONLY
FIELD WIRING EBP ONLY
24V RELAY
LINE
CONN.
GND
MV1
W
S2P FS
L2
L1
S1P 120
S1P 240
24 VAC
F2
F1
Signal
+24vdc
PWM
Com
Blower
24 VAC Com
24 VAC (+)
0-10 Com
0-10 Input
T1
5
1
LIN
EIN
24
VAC
NEU
HOT
HOT
N
PO
WER
CO
NN
EC
TIO
NS
N
HOT
GND
Digital In
Analog In
Digital Out2
Digital Out1
DO4
CO
13
DO5
CO 14
DO6
CO
12
FX05 CONTROL (REAR VIEW)
E2316500 FOR EBP E2316501 FOR EDP
AOC
AO
DIC
DI5
DI4
DI3
DI2
DI1
HOT
N
24
VAC
AIC
AI1
AI2
AI3
AI4
DO2
DO3
CO1
DO1
24V
115V
FIELD
WIRING
24V
115V
COLOR
LEGEND
FACTORY
WIRING
BK-BLACK W-WHITE R-RED Y-YELLOW BL-BLUE BR-BROWN O-ORANGE G-GREEN GR-GRAY V-VIOLET P-PINK
BL/W-
BLUE
w/
WHITE
G/Y-
GREEN
w/
YELLOW
W/R-
WHITE
w/
RED
W/BL-
WHITE
w/
BLUE
Y
V
GR
P
BK
BL
Caution
Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and dangerous operation.
Verify proper operation after
ATTENTION Au moment de l’entretien des commandes, étiquetez tous les fils avant de les débrancher
.
Les erreurs de câblage peuvent nuire au bon fo
nc
tio
nn
em
en
t
et être dangereuses.
S’assurer que l’apperiel fonctionne adéquatement une fois