termovana Stella Installation, Maintenance And User Manual page 11

To use the coaxial system, follow these steps:
1. Connect the MF bend to the central flue spigot with the appropriate ring.
2. Use the screws to fasten the metal clamp onto the ring. .
3. Correctly position the circular silicone gasket.
4. Insert the coaxial pipe into the ring.
5. Fasten the metal clamp onto the gasket using the screws.
Remove the 39-mm fume diaphragm if a coaxial pipe over 1 m long and a bend are to be
installed.
The type C boiler can also use a Ø 80 mm twin flue discharge pipe.
To use this system, follow these steps:
1. Connect the appropriate adapter to the flue spigot.
2. Fasten the metal clamp and the neoprene rectangular gasket using the screws.
3. Correctly position the circular silicone gasket.
4. Loosen the screws to remove one of the two upper closing plates.
5. Screw down the appropriate inlet stub pipe.
6. Insert the silicone gasket.
7. Attach the kit adapted to the system to be used.
To attach or remove the diaphragm, follow these steps: in coaxial flue systems, before
attaching the bend or the adapter for roof discharge, fit the diaphragm as indicated in the
picture below and push it gently inside the aluminium flue header until it fits correctly.
For twin discharge systems, follow the same procedure described above; the diaphragm is
located upstream of the adapter.
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