A.O. Smith HW-160, Instructions And Guarantee

column'

,I,'

*'C

y'.:

('1

Use

2

or

3

teaspoonsful

in

bearing

oil

cup,

Use

Table

1 which

is

taken

from

Table

2A

fig.

3,

and

10

or

12

drops

in

the

motor

oil

of

ANS

booklet

Z21.30

"Insta

Ilation

cups.

Use

no.

20

non-detergent

motor

oil.

of

Gas

Piping

Appliances

in

Buildings''

and

•

is

based

on

a pressure

drop

of

0.3

inches

of

(

Follow

the

same

oiling

procedure

if

a

re-

water

and

a specific

gravity

of

0.80

(except

placement

circulator

Is

installed

into

the

for

propane

gas

which

is

1.53).

11 the

serv-

system.

Ice

pressure

is

five

inches

water

column'

or

less,

use

one

size

larger

pipe

than

specified.

GAS

CONNECTIONS

Where

it

is

necessary

to

use

more

than

the

Before

attaching

the

gas

line

to

the

boiler,

be

average

number

of

pipe

fittings

in

gas

sup-

sure

that

all

gas

pipe

used

is

clean

on

the

in-

ply

line,

use

a

larger

pipe

than

specified

to

side.

If

dirt

and

scale

from

the

gas

pipe

gets

compensate

for

increased

pressure

drop.

into

the

gas

controls,

a control

may

fail

to

close

properly,

causing

the

boiler

to

overheat.

3.

Gas

Meter.

Be

sure

that

the

gas

meter

has

sufficient

capacity

to

supply

the

full

rated

Joint

compounds

(pipe

do

e)

shall

be

applied

gas,

input

of the

boiler.as

well

as

the

require-

sparingly

and

only

to

the

male

threads

of

pipe

ments

of

all

other

gas

fired

equipment

sup-

joints.

Such

compounds

shall

be

resistant

to

the

plied

by

the

meter.

If

gas

meter

is

too

small,

action

of

I.iquefied

petroleumgases.

ask

the

gas

company

to

install

a

larger

.

meter.

Soap

and

water

solution,

or

other

material

ac-

ceptable

for

the

purpose,

shall

be

used

in

locating

4.

Gas

Pressure

Regulators.

The

gas

pressure

gas

leakage.

MATCHES,

CANDLES,

FLAME

OR

pressure

regulator

is

Included

in

the

combi-

OTHER

SOURCES

OF

IGNITION

SHALL

NOT

BE

nation

gas

valve

and

is

set

to

operate

on

the

USED

FOR

THIS

PURPOSE.

boiler

rating

plate.

Threaded

unions

used

in

the

gas

lines

shall

be

If

it

is

necessary

to

adjust

the

gas

pressure,

of the

inetal-to-rnetal

type.

remove

the

regulator

cap

on

underside

of

gas

valve

and

turn

the

adjusting

screw

counter-

To

trap

any

dirt

or

foreign

material

in

the

main

clockwise

to

decrease

the

pressure.

Turn

gas

line,

a

dirt

leg

must

be

Incorporated

in

the

the

adjusting

screw

clockwise

to

increase

bottom

of

a

convenient

pipe

rise,

see

fig.

1.

the

pressure.

Do

not

exceed

the

pressure

Refer

to

ANS

booklet

Z21.30.

specified

as'over-firing

or

subsequent

dam-

ra

age

to

the

boiler

will

result.

(See

Table

2

In

all

cases,

local

codes

have

authority

over

the

for

correct

manifold

pressures

for

each

unit.)

following

instructions.

TABLE

2 - CORRECT MANJFOLD PRESSURE FOR FULL

1.

Correct

Gas.

Make

sure

the

gas

on which

the

BOILER INPUT

boiler

will

operate

is

the

same

as

that

speci-

fled

on the

boiler

rating

plate.

Do

not

install

Model Number

A.G.A. Rated Input

Natural Gas

*L.P.

Gases

the

boiler

if

equipped

for

a different

type

gas

HW-160

160,000

3.5

10.5

-

consult

your

supplier.

Hw-200

200,000

3.5

10.5

HW-225

225,000

3.5

2.

Sizing

Gas

Supply

Line.

if

local

codes

re-

quire

that

the

main

manual

gas

shutoff

valve

*Nat listed for use with L.P. - air gas.

be

installed

outside

the

unit

at

a specified

height,

install

valve

as

shown

in

fig,

1.

VENT

CONNECTIONS

i-",

TABLE

1 - GAS SUPPLY PIPE SlZES (IN JNCHES)

Remove

all

soot

or

other

obstructions

from

chim-

Distance

Natural Gas

L.P. Gas

ney

which

will

retard

free

draft.

To Boiler

Frorn Meter

HW-160

HW-200

HW-225

HW-IGO

HW-200

1.

Flue

Plpe,

Install

and

size

the

flue

pipe

,

as

necessary.

10

3/4

3/4

3/4

1/2

1/2

30

1

1

1

3/4

3/4

The

connection

from

the

boiler

to

the

chim-

50

1

1

11/4

3/4

1

ney

should

be

run

full

size

and

should

have

•

80

1

11/4

11/4

1

1

a

minimum

pitch

upward

to

the

chimney

of

100

11/4

11/4

11/4

1

1

one

quarter

Inch

perfoot'length.

Do

not

in-

150

11/4

11/4

11/4

1

11/4

stall

without

draft

diverter

and

do

not

install

200

11/4

11/4

11/4

1

11/4

Be

any

damper

in

the

flue.

..Be

sure

that

the

flue

pipe

does

not

extend

beyond

the

inside

wall

r,'1

of

the

chirnney.

AOS

107

7

Roenbeck

FILED: NEW YORK COUNTY CLERK 02/20/2018 10:20 AM

INDEX NO. 190311/2015

NYSCEF DOC. NO. 337

RECEIVED NYSCEF: 02/20/2018