Operation Manual
EN • 12
ENFRRU PL DE IT ES NL
Delta Pro S / Delta Pro Pack : 664Y4900 • E
Flue diameter type B23
Height
5 m 10 m 15 m
Delta Pro S 25
Ø mm 120 100 100
Delta Pro Pack 25
Delta Pro S 45
Ø mm 160 140 125
Delta Pro Pack 45
Delta Pro S 55 Ø mm 180 150 135
BOILER ROOM
- The flue connection must be carried out in compliance with the standards
in force, for example NBN D51-003, taking account of local energy supplier
and fire regulations as well as regulations relating to “noise pollution”.
- Make sure that all air vents are unobstructed.
- Do not store flammable products in the boiler room.
- Make sure that corrosive products, such as paint, solvents, chlorine, salt,
soap and other cleaning products, are not stored near to the boiler.
- The boiler must be placed on a non-combustible surface.
Accessibility
The boiler room must be large enough to allow good access to the boiler. The
following minimum distances are required around the boiler: (500 mm in
front, 200mm to the sides, 150mm behind and 700mm above).
OPTIONAL BALANCED FLUE
CONNECTION KIT (code : 10800264)
Available only for Delta Pro S & Pro Pack 25/45 models.
B23 FLUE CONNECTION
IMPORTANT:
The boiler is to be installed by a qualified engineer,
inaccordance with current regulations.
The diameter of the Flue must not be smaller thanthat of the
boiler’s flue reduction collar.
Boiler room ventilation
The boiler room must be fitted with top and bottom vents.
The tables below give the values defined according toBelgian
regulations.
Given that regulations vary from one country to thenext, these
tables are given for information only.
Each installer must ensure that boiler room ventilation
complies with current regulations.
INSTALLATION