Lennox DVR5-CMNS

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Adjustable

Extension

The

_DST5-EXT

vent

extension

is

adjustable

from

6"

(152

mm)

to

9.94"

(248

mm).

Use

this

component

when

there

is a

short

distance

to

complete

the

vent

systern

in

lieu

of

cutting

the

uncrimped

end

of

a-vent

section.

Before

positioning

the

appliance,

determine

the

vent

routing.

These

appliances

may

only

be

vented

horizontally

using

the

_DST5-HTK

or

_DV-HTK-1

termination.

Venting

may

only

be

through

the

_DST5

vent

components.

When

venting

directly

out

the

back

of

the

appliance

(standard

venting)

the

total

vent

length

for

the_DVRS5,

measured

from

the

back

surface

of

the

appliance

to

the

point

where

the

exhaust

gases

exit

the

flue,

must

not

exceed

24"

(610

mm).

Venting

may

contain

one

(1)

_DST5-45ELB

(45°

elbow)

if

itis

mounted

directly

against

the

back

of

the

appliance.

For

venting

options

refer

to

Figures

10

and

11.

Maximum

allowable

wail

thicknessis

17

¥2'

when

venting

straight

outthe

back

of

the

appilance.

i

24"

(610

mm)

———»

Maximum

por

—

18"

(457

mm)

——p>|

relerence

Top

Spacers

_DSTS-HTK

Termination

Note:

Venting

must

be

Completed

Using

_DSTS

Vent

Components

Onty

Figure

10

_BST5-HTK

or

_DV-HTK-1

Termination

tae

*

Standard

5°

Wali

_DST5-45ELB

Mounted

Directly

to

Appliance

Back

Wall

Note:

Minimum

45°

Vent

Configuration

Shown.

*

Total

Vent

Length,

Measured

from

the

Rear

of

the

Appliance

to

the

Point

where

Exhaust

Gases

Exit

the

Flue

(*},

must

not

Exceed

24".

Figure

11

Before

proceeding

determine

the

vent

con-

figuration

to

be

used.

Ensure

vent

clearance

is

12

%'

(318

mm)

at

the

top,

2”

(51

mm)

at

the

sides

and

1°

(25

mm)

at

the

bottom.

If

the

appliance

is

to

be

installed

in

a

corner

as

shown

in

Figure

12,

do

not

allow

any

materials

to

occupy

the

space

between

the

back

of

the

appliance

and

the

perpendicular

wails.

WARNING:

A

%"

(10

MM)

BEAD

OF

_MILL-PAC

BLACK

(700°)

HIGH

TEM-

PERATURE

SEALANT

MUST

BE

APPLIED

TO

THE

INNER

APPLIANCE

COLLAR

BE-

FORE

THE

FIRST

VENT

COMPONENT

IS

ATTACHED

(FIGURE

12)

AND

TO

ALL

SUBSEQUENT

INNER

VENT

CONNEC-

TIONS.

FAILURE

TO

SEAL

ALL

OF

THE

INNER

JOINTS

WITH

THE

HIGH

TEM-

PERATURE

SEALANT

MAY

CAUSE

THE

APPLIANCE

TO

OPERATE

IMPROPERLY.

NOTE:

DIAGRAMS

&

ILLUSTRATIONS

NOT

TO

SCALE.

3"

(10

mm)

Bead

of

_Miil-Pae

Black

700°

High

Temperature

Sealant

—

1"

(25.4

mm)

from

End

of

Appliance

Coliar

First

Vent

Component

Figure

12

Vent

components

can

be

easily

installed

by

simply

fitting

them

together,

inner

flue

compo-

nents

first.

The

_DST5

vent

system

compo-

nents

slide

over

the

collars

on

the

back

of

the

appliance

and

bottom

out

on

the

beads. The

_DST5-45ELBconnector

components

slide

into

the

vent

system

components.

Secure

each

end

ofthe

_DST5

vent

componenis

with

two

(2)

No.

8

x

%'

sheet

metal

screws

located

180°

apart.

Apply._Mill-Pac

Black

(700°)

high

temperature

sealant

to

all

of

the

joints

of

the

inner

vent

before

fitting

components

together.

Attach

the

_DST5-HTK

or

__DV-HTK-1

connec-

tor

tubes

to

the

vent

components

and

route

the

venting

through

the

wail

prior

to

installing

the

termination.

Note:

The

uncrimped

end

of

the

vent

may

be

trimmed

when

necessary

or

the

adjusiable

ex-

tension,

Model

__DST5-EXT,

may

be

used.

f i r e - p a r t s . c o m

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