1.8
FITTING TO PRE-CAST FLUE INSTALLATIONS
When installing this appliance into pre-cast flues, always ensure that the spigot
restrictor baffle has been removed.
To install the stove into a pre-cast flue system, the stove must be set to the rear
flue configuration as detailed in section 2.7
The flue spigot extension supplied should be cut down to give a minmum
engagement of 25mm through the closure plate and a minimum clearance of
50mm to any part of the flue blocks.
It is important to ensure that the pre-cast flue is in good condition and is free from
extruded mortar or sealant from between the flue blocks.
This appliance has been tested for use in a pre-cast flue block system complying
with BS EN 1858. In accordance with BS EN 1858, pre-cast flues built with
directly plastered faces (front or rear) are not correctly installed as to ensure
proper operation with any type of gas stove. In some instances of this flue
construction, temperature cracking of surface plaster may occur through no fault of
the appliance. An air gap or some form of insulation material should be installed
to prevent normal flue temperatures from damaging wall surfaces.
This stove is not suitable for installation into pre-cast flue systems with a cross -
sectional are of less than 16,500mm
2
or any dimension less than 90mm.
7