Navien NPE-180A, Руководство по установке

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Installing the Water Heater 31
3.6.4 Terminating the Vent
Before installing the water heater, determine what type of vent
termination is appropriate for the installation location and
situation. The subsections that follow describe some typical
venting configurations, but do not include all possible options.
Indoor Water Heater Installation Venting Examples
The following are some possible indoor venting options:
2" or 3" Two-pipe Sidewall Venting
●
12
" (
30
0m
m
) m
in
.
12" (300mm) min.
Exhaust Gas
Exhaust Gas
Interior View
Exterior View
Intake Air
Intake Air
Non-concentric Sidewall Venting – Air is drawn from a different
●
location at a minimum of 12" (300mm) from the exhaust
termination. Try to minimize the length of the intake air pipe
with this venting.
12" (300mm) min.
Concentric Sidewall Venting
●
1" (25mm) min. Maintain 12"
(300mm) min.*
Combustion Air
Combustion Air
* Clearance above
highest anticipated
snow level or grade.
Vent
Vent