2.1
BOILER ROOM
2.1.1 ACCESS
The boiler room must be large enough to allow good access to the
boiler. The following minimum distances (mm) are required around the
boiler:
- front
500
- sides
100
- rear
150
- above 700
2.1.2
VENTILATION
The boiler room must be fitted with top and bottom vents according to
the table below.
2.1.3
BASE
The base on which the boiler rests must be made of non-combustible
materials.
2.2 CONNECTION
2.2.1
CHIMNEY CONNECTION
The boiler can be connected to a standard flue that complies with the
regulations in force or is connected to a chimney. It must be easy to
remove to give access to the flue pipes when servicing the boiler.
IMPORTANT
Boilers must be installed by a qualified engineer, in
accordance with the prevailing local standards and
regulations.
2.2.2
CENTRAL HEATING CONNECTION
2.2.2.1
Examples of basic circuit configurations
The drain valve and safety valve must be connected to the sewer
drain.
1. 3-way manual motorisable mixer valve
2. Safety valve pre-set to 3 bar with pressure gauge
3. Circulator
4. Non-return valve
5. System filling valve
6. Expansion tank
7. Room thermostat
8. ACV 13 controller
(see controller kit page 5)
9. Central heating isolating valve
10. Drain valve
Fig. 2: Configuration with circulator controlled
by a room thermostat
2
INSTALLATION
6
2
3
4
7
5
9
9
10
1
6
2
3
4
8
5
9
9
10
Fig. 3: Configuration with motor driven mixer valve
Fig. 1: Boiler room ventilation and chimney connection
A
B
D
C
A. Top vent
B. Bottom vent
C. Chimney height
D. Chimney diameter
3
G20
G25
G30-P30
Ventilation
Min. fresh air requirement
m
3
/h
96,6
119,3
140,4
Top vent (A)
dm
2
1,5
1,5
1,5
Bottom vent (B)
dm
2
1,6
2
2,3
Chimney
C = 5 m Ø min. F
mm
153
157
170
C = 10 m Ø min. F
mm
153
153
153
C = 15 m Ø min. F
mm
153
153
153
