Sidewall direct venting, Vent/air termination – sidewall, Model air vent centerline width – Lochinvar Commercial Soiler 400-801 User Manual

Page 25: Prepare wall penetrations, Installation & operation manual

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25

36” (914 MM)

MIN

7’ (2.1 M) MIN ABOVE ANY

PUBLIC WALKWAY

IF LESS

THAN 10’ (3 M)

FORCED AIR

INLET

BIRD

SCREEN

(TYPICAL)

Figure 4-4B Alternate Clearance to Forced Air Inlets
w/Field Supplied Fittings

4

Sidewall direct venting

(continued)

Vent/air termination – sidewall

FORCED AIR

INLET

VENT / AIR

TERMINATION

7' MIN. ABOVE ANY

PUBLIC WALKWAY

IF LESS

THAN 10’

36"

MIN.

Figure 4-4A Clearance to Forced Air Inlets

Figure 4-5A PVC/CPVC Sidewall Termination Assembly

Prepare wall penetrations

1. Use the factory supplied wall plate as a template to locate

the vent and air intake holes and mounting holes.

Air pipe penetration:
a. Cut a hole for the air pipe. Size the air pipe hole as
close as desired to the air pipe outside
diameter.

Vent pipe penetration:
a.

Cut a hole for the vent pipe. For either combustible or

noncombustible construction, size the vent pipe hole

with at least a 1/2 inch clearance around the vent pipe

outer

diameter:

• 5½ inch hole (140 mm) hole for 4 inch (102 mm)

vent pipe

• 7½ inch hole (191 mm) hole for 6 inch (152 mm)
vent pipe

Drill 3/16" diameter holes for inserting the plastic anchors
into the wall.

Installation & Operation Manual

2. For Polypropylene Only: Install the vent and air intake

sidewall adapters from Table 3F on page 21 into the vent

plate. Slide the sidewall retaining bracket down the

sidewall adapters fl ush to the vent plate (FIG. 4-4B).

3. For PVC/CPVC Only: Install the vent and air intake

piping through the wall into the vent plate openings.

Use RTV silicone sealant to seal the air pipe. Use the

cement/primer listed in Table 3D on page 20 to seal the

vent

pipe.

3. Mount and secure the vent plate to the wall using stainless

steel screws.

5. Seal all gaps between the pipes and wall. Seal around the

plate to the wall assuring no air gaps.

6. Assemble the vent cap to the vent plate (see FIG.’s 4-5A

and 4-5B). Insert the stainless steel screws into the vent

cap screw hole openings and securely attach the vent cap

to the vent plate.

7. Seal all wall cavities.

8. PVC/CPVC terminations are designed to accommodate any

wall thickness of standard constructions per the directions
found in this manual.

9. Stainless steel terminations are designed to penetrate walls

with a thickness up to 9.25 inches of standard construction.

VENT PIPING

GALVANIZED

THIMBLE

VENT CAP

AIR PIPING

WALL PLATE

VENT PLATE

VENT

AIR

CENTERLINE WIDTH

Model

Air

Vent Centerline

Width

400 - 601

4"

4"

5 5/8"

701 - 801

4"

6"

7 3/4"

Table 4B Sidewall Vent Centerline Dimensions

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