Venting Instructions - Baxi LUNA DUO-TEC 1.70 User Manual

4.1

VENTING INSTRUCTIONS

NOTICE
Read carefully the venting instructions contained in this manual and the ones supplied by the vent manufacturer, in
case of discrepancies the venting instruction of this manual must be respected.
4.1.1 Concentric venting
The 90° elbow allows the boiler to connect to the venting termination regardless of direction; since it can be rotated by 360°. It can
also be used to connect the vent with a 45° elbow.
45° elbow 9 13/16" / 0.25 m
90° elbow 19 11/16" / 0.50 m
LUNA DUO-TEC 1.70
8 7/8" 8 7/8"
225 mm 225 mm
17 3/4"
450 mm
• Examine all components for possible shipping damage, prior to installation.
• This venting system must be free to expand and contract.
• The venting system must be supported in accordance with these instructions.
• The vent system must have unrestricted movement through walls, ceilings and roof penetrations.
• Check for proper joint construction when joining pipe to fittings.
• If the vent is penetrating ceilings and floors, the openings must have a means of firestopping in joist areas and proper firestop
spacer assemblies installed.
• A Baxi roof flashing is available as an accessory. Standard roof flashing methods must be employed to install the roof flashing.
• Wall and roof openings must be framed to provide support and the attachment of termination assemblies.
Please Note:
The manual uses the terms 'vent' , 'venting' and 'flue' interchangeably. All references to 'flue' are synonymous with 'vent' or
'venting'.
WARNING
Ensure a minimum downward slope of 1.97 in / 5.00 cm for every 39 3/8"/ 1.00 m of duct length toward the boiler.
WT
(X)
WT : Wall Thickness
7703477.01 (1-03/18)
5 11/16"
144.5 mm
23"
585 mm
7222577
(X)
WT
16
LUNA DUO-TEC 1.110
14"
9 11/16"
354.50 mm
245.50 mm
23 5/8"
600 mm
x
2" (50 mm)
4 7/16"
112 mm
25 3/8"
644 mm
7222591
min 5 1/8" (130 mm)
Y
max 13 3/4" (350 mm)
2°