AERCO BMK 3.0 LN Nat. Gas Jan 2011 - Manual (Page 108)

APPENDIX G
G-2
N
OR
T
H
VALE
, N
J 07647
IN
T
E
RN
A
T
IONA
L, INC
.
APPD
.
DWN.
B
Y
SC
AL
E
DA
T E
MC
DA
T E
SD
06
15
06
AERCO
S
D
-A
-6
82
C
REV
.
BE
NCH
MARK
3
M
IL. BTU LO
W NOx
GA
S FIRED
BOILE
R
M
ULTI
PLE UNI
T INSTA
LLATI
ON
5) THIS IS A TY
PICA
L
INSTA
LLATIO
N DRA
WING
. LO
CAL CO
DES AN
D AUTH
ORIT
IES SHO
ULD BE
C
ONSU
LTED
.
2) SHE
LL DRAI
N VALVE
A
ND CON
DEN
SATE D
RAIN TR
AP SHO
ULD BE
A
RRAN
GED TO
P
ERM
IT THE FL
UIDS TO
D
RAIN
4) LOCAT
E WAT
ER INLE
T AND OU
TLET
F
ITTIN
GS (i
.e. UNI
ONS, EL
BOWS
, ETC.)
A
M
INIMU
M OF 6'
' FROM
B
OILER
ELE
CTRIC
C
ONN
ECTIO
NS (SE
RVICE
S
W
ITC
HES, CO
NDU
IT BOXE
S) SHO
ULD LIK
EWIS
E
1) FO
R ACTU
AL SIZE
S AND LO
CATIO
NS OF
P
IPING
AN
D OTH
ER CON
NECT
IONS
T
O THE BO
ILER,
S
EE DIME
NSIO
NAL DR
AWIN
G (AP-A
-802).
F
REEL
Y, BY GRA
VITY,
T
O A CONV
ENIEN
T FLOO
R DRA
IN. RELIE
F VALVE
S
HOUL
D BE PIPE
D VERT
ICALL
Y TO A
FITTI
NGS TO
P
REVE
NT INTE
RFER
ENCE
W
ITH R
EMOV
AL OF BO
ILER PA
NELS AN
D COV
ERS. ALL PI
PING AN
D
6) WHEN
A
VAILA
BLE GA
S PRESS
URE
IS
G
REAT
ER THA
N 2.0 PSIG
, A LOCK
-UP STY
LE REG
ULAT
OR MUS
T BE INST
ALLE
D
DOW
NST
REAM
O
F THE 2" MA
NUAL
S
HUTO
FF VAL
VE TO BR
ING THE
G
AS PRE
SSUR
E DOW
N TO 2.0 PS
IG.
P&T
AUTO
MATI
C
AIR VEN
T
AIR SEP
ARAT
OR
1-1
/2" NPT
DR
AIN CO
NN.
H
EIGHT
1
8'
' AB
OVE FLO
OR.
3) ALL (*) ITE
MS ARE
INCLUD
ED SEP
ARAT
ELY IN SH
IPME
NT FRO
M FAC
TORY
.
BE 6'
' AWAY
F
ROM
S
IDE PAN
ELS.
NOTE
S:
* CO
NDEN
SATE
D
RAIN TR
AP
PR
ESSU
RE
RE
DUCI
NG
FILL VAL
VE
DIAPH
RAG
M TYPE
EXPA
NSIO
N TANK
BAC
KFLO
W PRE
VENTE
R
LI
N
E
SI
Z
E
BYPA
SS
HE
ATING
SY
STEM
S
UPPL
Y
SU
PPLY
WA
T
E
R
S
YSTE
M
PU
M
P
CHEC
K
VALVE (TYP.
)
H
EATI
NG
SYST
EM
RETU
RN
* 2
" M
ANUA
L
SHUT
OFF
VALVE
REL
IEF
V
A
LVE
(
T
Y
P.
)
ISOLA
T
ION VA
LVE
BA
LA
NC
IN
G VA
LV
E
TEM
PERA
TURE
G
AUGE
LEG
E
ND
Y ST
R
A
IN
E
R
UNIO
N
PRE
SSUR
E &
P&T
DR
IP TRA
P
GAS SU
PPLY
P&T
7) EA
CH CON
DENS
ATE PO
RT CAN
B
E PIPED
INDIVI
DUAL
LY TO MA
IN DRAI
N.
(SEE N
O
T
E 7
)
* 2
"
M
A
N
U
A
L
SH
U
T
OF
F
VALVE
(T
O
B
O
IL
E
R
)
D
iagr
am
1
GAS SU
P
PLY
(SEE N
O
T
E
8)
M
A
IN
T
A
IN
A
R
E
GU
LA
T
E
D
4
" W.C
. GAS PR
ESSU
R
E
AT
M
AX BT
U
/H
R
IN
PU
T
DR
IP
T
R
A
P
8) A GA
S REGU
LATO
R IS MAN
DATO
RY FOR
T
HE STA
TE OF MA
SSAC
HUSE
TTS, R
EGAR
DLESS
O
F SUPP
LY PRE
SSUR
E.
SEE DI
AGRA
M 1
A
T
M
A
XI
M
U
M
BTU/
HR I
N
PUT
,
M
A
INT
A
IN
M
INIM
UM
NAT
URA
L
GAS
P
R
ESSU
RE
A
T
3
.5
" W.
C.
(
F
M
G
AS
T
R
AIN)
/4
.0
"
W.C. (
IRI GAS
T
R
AIN)
M
A
X
G
AS PRE
SSURE = 2
.0
P
S
IG
.
(S
E
E
N
O
TE
6
)