If using the alternate sidewall termination:

Installation & Operation Manual

3 Sidewall direct venting

Vent/air termination – sidewall

Figure 3-1APVC/CPVC/Centrotherm Sidewall Termination of Air and Vent

￿WARNING

￿WARNING

Follow instructions below when determining vent location to avoid possibility of severe personal injury, death, or substantial property damage.

A gas vent extending through an exterior wall shall not terminate adjacent to a wall or below building extensions such as eaves, parapets, balconies, or decks. Failure to comply could result in severe personal injury, death, or substantial property damage.

Note: Available in 6"

TO BOILER

INTAKE AIR

diameter only.

CONNECTION

FROM BOILER

 

VENT PIPE

 

CONNECTION

 

POSSIBLE ORIENTATIONS

12"

MIN

 

TO

 

OVER-

 

HANG

 

VENT / AIR

 

TERMINATION

 

12"

 

MIN

Determine location

Locate the vent/air terminations using the following guidelines:

1.The total length of piping for vent or air must not exceed the limits given in the General Venting Section on page 16 of this manual.

 

 

GRADE OR

 

 

SNOW LINE

Table 3A CPVC/PVC Sidewall Vent Kits

Model

Kit Number

Vent Size

1.0 - 1.5

KIT30047

6 inch vent

2.You must consider the surroundings when terminating

the vent and air:

a.Position the vent termination where vapors will 3. The air piping must terminate in a down-turned elbow

 

not damage nearby shrubs, plants or air

 

as shown in FIG. 3-1B. This arrangement avoids

 

conditioning equipment or be objectionable.

 

recirculation of flue products into the combustion air

b.

The flue products will form a noticeable plume as

 

stream.

 

 

they condense in cold air.

Avoid areas where the

4. The vent piping must

terminate in an elbow pointed

 

plume could obstruct window views.

 

 

outward or away from the air inlet, as shown in FIG. 3-1B.

c.

Prevailing winds could cause freezing of

 

 

 

Do not exceed the maximum lengths of the

 

condensate and water/ice buildup where flue

 

￿ WARNING

 

products impinge on building surfaces or plants.

 

 

outside vent piping shown in FIG.’s 3-1B

 

 

 

d.

Avoid possibility of accidental contact of flue

 

 

and 3-1C.

Excessive length exposed to the

 

products with people or pets.

 

 

 

outside could cause freezing of condensate

e.

Do not locate the terminations where wind eddies

 

 

in the vent pipe, resulting in potential boiler

 

could affect performance or cause recirculation,

 

 

shutdown.

 

 

such as

inside building

corners, near

adjacent

 

 

 

 

 

Figure 3-1BAlternate Sidewall Termination of Air and

 

buildings

or surfaces, window wells,

stairwells,

 

Vent w/Field Supplied Fittings

 

alcoves, courtyards, or other recessed areas.

 

 

 

 

 

￿WARNING

Sidewall vent and air inlet terminations must terminate in the same pressure zone.

f.Do not terminate above any door or window. Condensate can freeze, causing ice formations.

g.Locate or guard vent to prevent condensate damage to exterior finishes.

22

Page 22
Image 22
Lochinvar 5 operation manual Sidewall direct venting, Vent/air termination sidewall, Determine location

5 specifications

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