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Ae rc o, Appendix g, Le ge nd – AERCO BMK 3.0 LN Nat. Gas APRIL 2009 User Manual

Page 104

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APPENDIX G

G-4

NO

RTHV

A

L

E

, NJ

0

76

47

INT

E

RN

A

T

IO

NA

L,

IN

C

.

APPD.

DW

N.

BY

SCAL

E

DA

T

E

DA

T

E

SD

07

2606

AE

RC

O

SD

-A

-69

1

C

R

EV.

BENCHM

ARK 3

M

IL

. BTU L

O

W

NO

x

G

AS FIR

ED BOI

LER M

U

LT. I

N

STALLATI

ON

W

ITH ZERO

SID

E CLEARAN

CE

5)

T

H

IS I

S

A T

Y

P

ICAL

IN

ST

AL

LA

T

ION D

R

AW

ING.

L

O

C

A

L CODE

S AND AU

THORI

T

IE

S SHOU

LD

BE CO

NSUL

TED.

2)

SHELL DR

AIN

VALVE AND

COND

ENSATE D

R

AIN

TRAP SH

OU

LD BE

ARRANG

ED TO

PERM

IT THE

FL

U

IDS

TO DRA

IN

4)

L

O

CATE W

ATER I

N

LET AN

D O

U

T

L

E

T

FI

TTI

NG

S (

i.e

. UNI

ONS

, ELBO

W

S,

ETC.

) A

M

IN

IM

U

M

O

F

6'' FROM

BOI

LER

EL

ECTR

IC C

O

NNEC

T

ION

S (S

ERVIC

E

SW

ITCHE

S, CO

NDUI

T BOX

ES) S

H

OUL

D

L

IKEW

ISE

1

) FO

R

ACTUAL S

IZES AN

D LO

CA

TI

O

N

S O

F

PI

PI

N

G

AND

O

T

HER

CO

NN

ECTI

O

N

S TO

THE BO

IL

ER,

SEE DI

M

EN

SI

O

N

AL DRAW

IN

G

(

AP-

A-

802)

.

FREELY,

BY GR

AVITY,

TO A

CONVE

N

IEN

T

FLOOR

DRAI

N

. R

ELIEF VA

L

V

E SHOU

LD BE PI

PED VER

TICA

L

LY

TO A

FI

TTIN

G

S TO

PREVENT

INTER

F

ERENC

E W

ITH RE

M

O

VAL O

F

BOI

LER PAN

ELS AND C

O

VERS.

ALL PI

PING

AND

6)

W

H

EN

AVAI

L

A

BLE GAS P

R

ESSURE

IS G

R

EATER

THAN 2.

0

PSIG

, A LO

CK-

U

P STYLE RE

GULATOR

M

U

ST

BE IN

STALLED

DOW

N

STR

EAM

O

F

THE 2"

M

ANU

AL SHUTO

FF VALVE

TO

BRI

N

G THE

GAS PR

ESS

URE

DOW

N

TO 2

.0

PSIG

.

P&T

A

U

TO

M

A

TI

C

A

IR

VEN

T

AI

R

S

EPA

R

AT

O

R

1-

1

/2"

N

P

T

DRA

IN CO

NN.

H

E

IG

HT 18'' ABOVE

FLOOR.

3)

ALL

(

*)

IT

EM

S

ARE I

NCLUDE

D SEPARA

T

ELY IN

SHIP

M

E

NT FR

OM

F

A

CTORY

.

BE 6'' AW

AY FR

OM

S

IDE P

ANELS.

P

R

ES

SU

R

E

RE

DUCI

NG

F

ILL

VA

LV

E

DI

A

P

HRA

G

M

TY

P

E

E

X

P

A

NS

IO

N TA

NK

BA

C

KF

L

O

W

PR

E

VEN

T

E

R

LI

N

E

SIZ

E

BY

PA

S

S

HE

A

T

ING

SY

ST

E

M

SU

P

PL

Y

SU

P

PL

Y

WA

T

E

R

SY

ST

E

M

PU

M

P

CHE

CK

VA

LV

E

(T

Y

P

.)

* 2

" MA

NUA

L

S

HUTO

F

F

VA

LV

E

RE

L

IE

F

V

A

LV

E (

T

YP

.)

ISO

L

A

T

ION

VAL

VE

BAL

ANCI

NG V

A

LV

E

TEMP

ERATURE

GAUG

E

LE

GE

ND

Y STRAI

N

ER

UNI

ON

PRESSU

RE &

P&

T

D

R

IP T

R

AP

7

) EAC

H CON

D

ENSATE

PORT C

A

N BE PI

PED I

NDI

VID

U

ALLY TO M

A

IN

DRAI

N

.

(S

E

E

NO

T

E

7)

* CO

NDE

NS

A

T

E

DRA

IN TRA

P

HE

A

T

ING

SY

ST

E

M

RE

TURN

P&

T

GA

S SU

P

P

L

Y

P&T

P&

T

8)

A

GAS RE

GULATOR

IS M

A

NDA

TORY FO

R THE S

T

ATE OF M

ASSACH

U

SETTS,

REGA

RDLESS O

F

SUPPLY PR

ESSURE

.

SEE DI

AGRAM

1

* 2"

M

A

N

U

A

L

S

HUTO

F

F

VA

LV

E

(T

O

BO

IL

ER

)

Diagr

a

m

1

G

AS

SU

PP

LY

(S

EE N

O

T

E

8

)

M

A

IN

TA

IN

A

RE

GUL

A

TE

D

4"

W.

C

. G

AS PR

ESS

U

R

E

AT

MAX

BT

U

/H

R

IN

PU

T

DR

IP

T

R

A

P

NOTE

S:

AT

M

AXI

MU

M

BT

U

/H

R

IN

PU

T

,

MA

IN

T

AI

N

MI

N

IM

U

M

N

AT

U

R

AL

G

AS

PR

ESS

U

R

E A

T

3.

5"

W

.C

. (F

M

G

AS T

R

AI

N

)/

4.

0"

W

.C

. (I

R

I G

AS

T

R

A

IN

)

MA

X G

AS

PR

ESS

U

R

E =

2

.0

PS

IG

.

(SE

E

N

O

T

E

6

)