33
Wiring Diagram
12.0 INSTALLATION CHECKLIST
Installation
a) Connect all plumbing, and ensure that there are no system leaks.
b) Connect, secure, and glue all vent piping.
c) Install all gas piping as per this manual, and local codes. Pressure test, to detect any gas leaks.
Start-up
1. Install pressure gauge (Gauge= 0” to 15” w.c. scale) and check line and manifold pressures. (See
“Section 5.2”)
2. Turn gas shut-off valve to the ON position.
3. Turn Power on to boiler.
MV
S2 W
S1 L1 L2
GND
1
8
4
5
6
7
A
2
1
3
8
6
5
2
3
4
7
L2
C T
L1
B1
F1
Ap
C1
BLOWER
5
4
3
2
1
GROUND
TRANSFORMER
24V
120V
SENTRY
2100
AIR SWITCH
GND BLOCK
BO
IL
E
R
PR
O
B
E
IGNI
T
E
R
F
L
AME
PRO
B
E
T
C
A
D
O
S
T
AC
K S
E
NS
OR
MAN
IFO
LD S
E
NSOR
White
Green
Black
Red
Blk
Bare
Brown
Blue
Green
Blue
Purple
Blk
Ylw
Wht
bare
Red
Blk
Blk
Red
Blk
Red
Blk
Wht
Wht
Red
Red
Blue
Wht
Black
Wht
Red
Black
Brown
Green
Wht
bare
Electrical
Box
Wh
t
Bl
k
Green
3
1
VALVE
GAS
A
B
C
D
E
F