Reznor PDH Option - Installation - Venting Instructions Manual de usuario descargar pdf (Pagina 2)

Form I-PDH-V, PN 211409R2, Page 2

2. Vent Pipe Diameter and Length

• Use only one diameter of vent pipe on an installation.

• Minimum vent length is 3 feet (1M).

TABLE 1 - Vent Pipe Diameter and Length for Horizontal or Vertical Vent

Vent pipe diameters and maximum vent lengths in TABLE 1 apply to either a horizontal

or a vertical vent. Add all straight sections and equivalent lengths for elbows. The total

combined length must not exceed the Maximum Vent Length.

Venting

Requirements

(cont’d)

3. Venter (Flue) Outlet

TABLE 2 - Venter

Outlet Size

Venter Outlet Attachment Requirements:

Depending on the size of vent pipe as determined in Requirement No. 2, attach either

the vent pipe directly to the collar or a taper-type connector (See TABLE 1).

FIGURE 1 - Venter

Outlet Location

Venter

Outlet

Sizes 75-150

16-13/16 (427mm)

Sizes 175-400A

17-1/4 (438mm)

Sizes 75-150

20-3/4 (527mm)

Sizes 175-400A

31 (787mm)

NOTE: Clearance from

vent connection must

be 18” (457mm).

Cabinet

Size

PDH

Vent Pipe

Diameter

Maximum Vent

Length

Equivalent

Straight Length

for 90° Elbow

Equivalent

Straight Length

for 45° Elbow

Field-supplied taper-

type connection

required at the venter

outlet

inches mm feet M feet M feet M

75 4 102 30 9.1 4 1.2 2 0.6 None

100 4 102 40 12.2 5 1.5 2.5 0.8 None

125 4 102 40 12.2 5 1.5 2.5 0.8 None

150 5 127 35 10.7 5 1.5 2.5 0.8 None

175 5 127 35 10.7 5 1.5 2.5 0.8 None

200 5 127 50 15.2 5 1.5 2.5 0.8 None

225 5 127 50 15.2 5 1.5 2.5 0.8 None

250 5 127 50 15.2 5 1.5 2.5 0.8

6” to 5” (152 to 127mm)

taper-type reducer

300 6 152 50 15.2 5 1.5 2.5 0.8 None

350

6 152 50 15.2 7 2.1 3.5 1.1 None

7 178 50 15.2 4.5 1.4 2.25 0.7

6” to 7”(152 to 178mm)

taper-type increaser

400A

6 152 50 15.2 8 2.4 4 1.2 None

7 178 50 15.2 5 1.5 2.5 0.8

6” to 7”(152 to 178mm)

taper-type increaser

Cabinet Size A B C D E

Model PDH 75 100 125 150 175 200 225 250 300 350 400A

Venter Outlet

Diameter

4 inches 5 inches 6 inches

102 mm 127 mm 152 mm

Side View

1 2 3 4 5 6 7 8

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Reznor PDH Option - Installation - Venting Instructions Manual de usuario Pagina 2

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