Franco Belges MONTFORT 134 05 01 Technical Manual - page 5
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The chimney must be at least 4.5 m (15 ft high).
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In case of a flat roof or when the roof gradient is lower
than 15°, the stack must be 1,2 m (4 feet) high at least.
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If the chimney has any down draught tendency, due to
its position in relation to nearby obstacles, then an
anti-down draught cowl must be installed on the
chimney or the chimney height must be increased.
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If the decompression in the chimney is excessive, a
draught stabiliser must be installed.
Chimney to be built / New flue : The chimney must
comply with Current Building Regulations. If in doubt,
consult your Dealer or local Building Inspector.
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The appliance must not support the weight of the flue.
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It must be distant from any combustible material
(walls, cross members)
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It must permit an easy sweeping.
2.4. Assembly of flue collar
The stove is supplied with a connection flue spigot with
an inner diameter of 125 mm and an outer diameter of
139 mm.
2.4.1. Smoke exit on the top (figure 4)
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Remove the internal baffle (fig. 3).
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Fit the sealing rope in the groove on the top and fix the
flue collar with the bolts and washers supplied.
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Replace the internal baffle.
2.4.2. Smoke exit at rear (figure 5)
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Remove the internal baffle (fig. 3) and the rear heat
shield.
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Remove the clamp and the blanking plate fixed to the
back wall and replace it on the top.
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Fix the flue collar at rear with the bolts and washers
supplied, ensuring there is a good seal.
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Replace the internal baffle.
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Remove the cut-out in the rear heat shield and re-fit.
Technical manual “1171”
5
“MONTFORT” - ref. 134 05 01
Installation instructions
Figure 3 - Removing the flue baffle
Figure 4 - Smoke exit on the top
Figure 5 - Smoke exit at rear