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The wall on which the intake/exhaust flue is set must be made of incombustible
interior materials and must connect to the outside. Dangerous materials or obstructions
must not be near the intake/exhaust flue.
The exhaust flue should be covered with over 20 mm of incombustible material when it
passes through a wall made of combustible material and must be kept at least 50 mm
away from any combustible materials.
Connection parts of the exhaust flue must be properly connected by proper sealing
gasket. Check for any exhaust gas leaks.
Before cleaning the intake/exhaust flue, turn off the appliance and wait until the pipes
have cooled down.
Safeguard the flue terminals from snow buildup.
3.4 Central heating system
a) This product is designed for connection to open vented central heating water systems and
also for sealed systems up to 3 bar. Refer to Diagram 3.3 for a typical 'open vented'
system design and to diagram 3.4 for a typical sealed system design.
b) The flow and return connections from the top of the unit PT 3.4" Male.
c) It is recommended that copper pipes are used for the flow and return for at least 2m from
the appliance.
d) It is recommended that the system is power flushed prior to the installation of the
appliance.
suitable corrosion inhibiter such as, Sentinel X100 inhibitor.
e)
It is strongly recommended to install a filter in the system.
f) It is recommended that an automatic air vented is installed on the system at the highest
point.
g) It is also recommended that, if not already installed on the heating system, an auto by-
pass shall be installed.
h) To help manage the level of operating noise of the installation it is recommended to
thoroughly purge air from the system, position pump in appropriate location, support pipe
work effectively, always firmly secure cover on casing.
Navien stirling engine m-CHP installation manual
Once the product has been installed, treat primary boiler circuit with a
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