6 720 646 812
Installation instructions
13
Calculation example for 3" venting:
Exhaust
Combustion air
Calculation example for 4" venting:
Exhaust
Combustion air
System used
Concentric
Number of 90° elbows needed:
1
Number of 45° elbows needed:
2
Table 8
Calculation of example
Max. length
23’
90° elbow reduction
- 5’
sub-total =
18’
45° elbow reduction
- 6’
Total =
12’
Table 9
i
For this example, the maximum allowable
exhaust pipe length is
12 feet
.
System used
Concentric
Number of 90° elbows needed:
2
Number of 45° elbows needed:
1
Table 10
Calculation of example
Max. length
23’
90° elbow reduction
- 10’
sub-total =
13’
45° elbow reduction
- 3’
Total =
10’
Table 11
i
For this example, the maximum allowable
combustion air pipe length is
10 feet
.
System used
Twin pipe
Number of 90° elbows needed:
1
Number of 45° elbows needed:
2
Table 12
Calculation of example
Max. length
63’
90° elbow reduction
- 2.5’
sub-total =
61.5’
45° elbow reduction
- 3’
Total =
58.5’
Table 13
i
For this example, the maximum allowable
exhaust pipe length is
58.5 feet
.
System used
Twin pipe
Number of 90° elbows needed:
2
Number of 45° elbows needed:
2
Table 14
Calculation of example
Max. length
63’
90° elbow reduction
- 5’
sub-total =
58’
45° elbow reduction
- 3’
Total =
55’
Table 15
i
For this example, the maximum allowable
combustion air pipe length is
55 feet
.
Summary of Contents for C1050ES
Page 56: ...6 720 646 812 56 Functional scheme 11 Functional scheme Fig 76 Functional scheme ...
Page 58: ...6 720 646 812 58 Interior components diagram and parts list Fig 78 Appliance overview ...
Page 69: ...6 720 646 812 Notes 69 15 Notes ...
Page 70: ...6 720 646 812 70 Notes ...
Page 71: ...6 720 646 812 Notes 71 ...
