25
WIRING DIAGRAM
Temperature set
40 °C
45 °C
50 °C
DEFAULT
55 °C
60 °C
Error
70 °C
Error
8
7
6
5
ON
OFF
TMP1
TMP2
TMP3
8
7
6
5
ON
OFF
TMP1
TMP2
TMP3
8
7
6
5
ON
OFF
TMP1
TMP2
TMP3
8
7
6
5
ON
OFF
TMP1
TMP2
TMP3
8
7
6
5
ON
OFF
TMP1
TMP2
TMP3
8
7
6
5
ON
OFF
TMP1
TMP2
TMP3
8
7
6
5
ON
OFF
TMP1
TMP2
TMP3
8
7
6
5
ON
OFF
TMP1
TMP2
TMP3
Gas Select
Propane
Gas
Natural
Gas
3
2
1
ON
OFF
3
2
1
ON
OFF
• Only change the switches with dark squares.
• DO NOT adjust other switches.
I G
Elect rod
W
Y
B L
O
R
F M
Remote
Controller
6
5
4
3
2
1
34
7
7
O F F
P
P
7 8
Inlet
thermistor
thermistor
Burning LED
Flame rod
Ground
Air-fuel ratio rod
Flow
Sensor
3
9
53
73
M
V
S V 3
S V 2
S V 1
L B
G
O
R
O.H.C.F
B L
B L
B L
B L
B L
B L
B L
P K
P K
C
18
17
10
+
65
64
+85-
R
W
B K
B K
B K
B K
B K
B K
R
R
W
Y
G
O
Trans-
former
B K
W
Ground
B K
W
Fuse
5A
Flow
Adjust
ment
Valve
Gas
Propor-
tional
Valve
PCB
3
9
53
73
10
G
I n c r e a s e b u t t o n
D e c r e a s e b u t t o n
M A X b u t t o n
M I N b u t t o n
Dip switches
G
Outlet
B K W
B K W
Heater
Thermostat
Heater
240VAC
Ground
Fuse
5A
B K
B K
Surge
Box
B R
B L
Y & G
W
B K
B K
B L
B K
B K
B L
B L
Ground
W
・・・
WHITE
R
・・・
RED
BK
・・・
BLACK
P
・・・
PURPLE
LB
・・・
LIGHT
BLUE
BL
・・・
BLUE
G
・・・
GREEN
Y
・・・
YELLOW
O
・・・
ORANGE
BR
・・・
BROWN
PK
・・・
PINK
Hi
limit
switch
Only
Model 26