Defro Home VITAL 37S, Operating Manual

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6.3.2. VERTICAL OUTLET OF CONCENTRIC PIPE - TYPE C31
Concentric pipe is led through the roof or floor slab of the building.
Minimum distance of the vertical section without an elbow is 1 m and
maximum 10 m. Total length of the pipe should not exceed 10 m.
Picture 14. Diagram of outlet of C31 concentric pipe.
6.3.3. OUTLET USING CONVENTIONAL FLUE - TYPE C91
Picture 15. Diagram of outlet of C91 concentric pipe.
This system may use a conventional chimney to remove the flue
gas and for air intake. A pipe with suitable terminal at the outlet is
installed inside the flue and used for this purpose, while flue space
outside the pipe is used for air intake. However, the following conditions
should be fulfilled:
Diameter of flue gas exhaust pipe inside the chimney is 100
mm, its maximum length should not exceed 6 m.
Chimney section should not be lower than 150mm x 150mm.
Flue should be tight, with full flow capacity, clean and easy to
maintain.
Chimney outlet of the existing chimney in connection with a
terminal should be protected against flooding or clogging and
the terminal should be installed in a way ensuring its correct
operation.
Penetration of concentric pipe through the wall to the
chimney should be equipped with a trim plate.
6.4. TERMINALS
Concentric coaxial pipe should be ended with a suitable terminal
corresponding to the type of system. Below you will find terminals for
C11 and C31.
C11 type terminal. Designation: A – 151.6, B – 240.
C31 type terminal. Designation: A – 97.5, B - 202, C- 228.
C91 type terminal.
6.5. INSTALLATION OF CONTROL SYSTEM
The installation should be carried out according to the manual of
control system manufactured by Mertik company and the
recommendations given in this chapter. The GV60 gas valve with
equipment manufactured by Mertik is the only one intended for
installation in the DEFRO HOME VITAL heater. System can be
installed only in the brand-new fireplace.
During installation, you should observe the below pictures
presenting the arrangement of the connecting and control components
of the GV60 valve and receiver system.
m
ax
1
0
m
m
in
1
m
L
m
ax
6
m
kolano 45º
rozeta
H