Riello GITRE Series - Page 21

21
INSTALLATION
BOILER CONFIGURATIONS C13 - C33
If comburent air is drawn from outdoors, the appliances are type
C "sealed" and the boiler room does not require ventilation.
C33
C13 C13 C13
C13 Concentric wall vent. Twin ue pipes can also be used,
but the wall through-pipes must be concentric or
located close enough to be subjected to similar wind
conditions.
C33 Concentric roof vent. Outlets as for C13.
9
See the specic standard for details.
Concentric ue pipes (Ø 80/125) - FRANCE ONLY
The boiler must be tted with the relevant kit for use in these
congurations. (See the manual provided with the kit for instal-
lation instructions).
Coaxial ues can be oriented in whatever direction is most con-
venient for the room, provided the maximum specied lengths
are respected.
Connections in conguration C13
G
T
A
L
G
T
A
L
A Adaptor
G Protective grille (not supplied)
T Terminal
L Maximum straight length
(This length must be reduced by 1 metre for every 90°
curve and by 0.5 metres for every 45° curve.)
Description GITRÈ 4
GITRÈ 5
GITRÈ 5 B/100
GITRÈ 6
L 6.5 7.0 7. 5 m
Connections in conguration C33
1m
1m
A Adaptor
T Terminal
L Maximum straight length
(This length must be reduced by 1 metre for every 90°
curve and by 0.5 metres for every 45° curve.)
Description GITRÈ 4
GITRÈ 5
GITRÈ 5 B/100
GITRÈ 6
L 6.5 7.0 7. 5 m
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Use of ues longer than the specied maximum leads to a
loss of heat output from the boiler.
9
Never obstruct or choke the comburent air intake pipe.