INS_CUST UL REV E
Page 32
R. OUTDOOR AIR INTAKE
Step 1: Remove 4 screws that hold collar plate in place.
Refer to Figure 8S.1
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Refer to Figure 8S.2
Step 4: Re-attach the plate with four screws.
Refer to Figure 8S.4
Step 3: Turn plate so collar is facing down, slide plate into slots on each side.
Refer to Figure 8S.3A and Figure 8S.3B
Figure 8S.1
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Figure 8S.3A
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Figure 8S.3B
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CFM Replacement Air
Fireplace
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5HTXLUHG
CFM
Open Air
5HTXLUHPHQW
3'
320 CFM
78 Sq. Inches
4'
480 CFM
78 Sq. Inches
5'
640 CFM
78 Sq. Inches
6'
800 CFM
78 Sq. Inches
7'
960 CFM
78 Sq. Inches
8'
1,120 CFM
113 Sq. Inches
S. CHANGING FROM OUTSIDE SIDE INTAKE AIR TO BOTTOM INTAKE AIR
Figure 8R.1
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Fireplace
6L]H
Length
Of Run
Feet
>0HWHUV@
6
7
8
3'
100 [30.5]
90 [27.4]
80 [24.4]
70 [21.3]
60 [18.2]
50 [15.2]
4'
100 [30.5]
90 [27.4]
80 [24.4]
70 [21.3]
60 [18.2]
50 [15.2]
5'
45 [13.7]
35 [10.7]
25 [7.6]
15 [4.6]
5 [1.5]
N/A
6'
70 [21.3]
60 [18.2]
50 [15.2]
40 [12.2]
30 [9.1]
20 [6.1]
7'
32 [9.8]
20 [6.1]
15 [4.6]
10 [3.05]
---
---
8'
)/(;
70 [21.3]
60 [18.2]
50 [15.2]
40 [12.2]
30 [9.1]
20 [6.1]
8 - VENTING
Use Table 8R.2 for reference on CFM replacement air if drawing intake air from inside the house and open air requirements
for intake screen/vent or consult Hearth & Home Technologies for more information.
WARNING! Risk of Fire! DO NOT draw intake air from an attic or crawl space. Appliance could overheat.
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Vent runs utilizing 10 inch rigid metal pipe may be 110 feet with 11 elbows. We recommend insulating the intake air duct or using UL
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Failure to do so will result in higher operating temperatures.
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Remove
4 Screws
Install 4
Screws
