Appendix h – AERCO BMK 3.0 LN Nat. Gas for Mass. only User Manual
Page 113
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APPENDIX H
H-5
BLOW
ER
P
ROOF
S
W.
IGN
ITOR
WA
TER L
EVEL
PRO
BE
FLAM
E RO
D
PURG
E
POSITIO
N
IGN
ITIO
N
POSITIO
N
SWITCH
SWITCH
BLK
YEL
WHT
RED
GRN
BLU
GND
321
351
352
361
364
365
362
360
359
6 P
IN
CON
NEC
TO
R
FRO
M
358
}
FRO
M I/
O BO
X
142
{
SAFETY
SHUTO
FF VALVE
HIG
H G
AS
PRESS. SW.
LO
W G
AS PRESS. SW
.
PR
OOF
OF
CLO
SUR
E SWIT
CH
SHUTO
FF VALVE
SAFETY
BLOC
KED AIR
INLE
T SW.
SOLENO
ID
VALVE
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