User Guide

62
109838-01 - 5/20
X-PV
Installation, Operating & Service Manual
Table A.2: Summary Of Direct Vent Options
(See Section 6 for Additional Details on Vent System Installation)
Classification Used in this
Manual
Horizontal Direct Vent Vertical Direct Vent
Vent Option # 5 6 7 8 9 10
Illustrated in Figure A.3, A.4 A.3, A.4 A.3, A.4 A.6, A.7 A.6, A.7 A.6, A.7
Structure
Penetration
Vent Wall Wall Wall Roof Roof Roof
Intake Wall Wall Wall Roof Roof Roof
Material Vent Listed AL29-4C Stainless Special Gas Vent System (See Boiler Manual)
Intake 26 Gauge Galvanized Pipe or PVC
Nominal
Diameter
Vent 3" 3" 4" 3" 3" 4"
Intake 3" 4" 4" 3" 4" 4"
Maximum Vent
Length
X-PV
3/4
50 ft Not Permitted
Not Permitted 50 ft Not Permitted Not Permitted
X-PV
5/6
Not Permitted 50 ft
Not Permitted Not Permitted 50 ft Not Permitted
X-PV
7
Not Permitted 15 ft
50 ft Not Permitted 15 ft 50 ft
X-PV
8
Not Permitted Not Permitted
40 ft Not Permitted Not Permitted 40 ft
Maximum
Intake
Length
X-PV
3/4
60 ft Not Permitted
Not Permitted 60 ft Not Permitted Not Permitted
X-PV
5/6
Not Permitted 50 ft
Not Permitted Not Permitted 50 ft Not Permitted
X-PV
7
Not Permitted 25 ft
50 ft Not Permitted 25 ft 50 ft
X-PV
8
Not Permitted Not Permitted
40 ft Not Permitted Not Permitted 40 ft
Terminal
Option A
Vent 3" Tee
1
3" Tee
1
4" Tee
1
3" Cap
1
3" Cap
1
4" Cap
1
Intake 3" Disk
2
4" Disk
2
4" Disk
2
3" 180° El 4" 180° El 4" 180° El
Terminal
Option B
Vent Miter + 45
Elbow
3
Miter + 45
Elbow
3
Not Permitted
3" Cap
1
3" Cap
1
4" Cap
1
Intake 3" Disk
2
4" Disk
2
3" Disk
2
4" Disk
2
4" Disk
2
1. Tee or Cap terminal is supplied by the installer and is compatible with special gas vent system. See Table 6.7 for details.
2. Disk Terminal is included with Direct Vent Conversion Kit.
3. Suitable for use on X-PV3 thru X-PV6 only. Miter terminal is part #8110701 and is purchased separately. 45° Elbow is by
special gas vent manufacturer.
Figure A.3: Horizontal Installation of Air Intake Terminal
Appendix A (continued)