Viessmann VITOFLEX 300-UF, Installation And Operating Instructions Manual

Page: 25 / 76

25
5797 344 - 01
Vitoflex 300-UF Installation & Operating
Item Boiler Model UF 390 UF 530 UF 720 UF 950 UF 1250
no. Description Quantity Quantity Quantity Quantity Quantity
1 Pipe adaptor primary air 1 1 1 1 1 1
2 Pipe adaptor primary air 2 1 1 1 1 1
3 Elbow 130 x 0.9/90°
with PD
5 5 5 5 5
4 Flue damper blade
D=5
d
in. (130 mm)
4 4 4 4 4
5 Pipe 130 x 0.6
L=9
7/8
in. (250 mm)
2 -- 1 -- --
6 Pipe 130 x 0.6
L=19 f in. (500 mm)
1[1x L=8
7/8
in.
(225 mm)]
3[1x L=8
7/8
in.
(225 mm)]
1[1x L=9 in.
(228 mm)]
3[1x L=12
d
in.
(308 mm)],
1[1x L=16 d in.
(409 mm)]
1[1x L=12
d
in.
(308 mm)]
7 Pipe 130 x 0.6
L=39
d
in. (1000 mm)
3[1x L=31
c
in.
(805 mm)],
1[1x L=36 in.
(914 mm)]
3[1x L=31
c
in.
(805 mm)],
1[1x L=32
f
in.
(830 mm)],
1[1x L=36 in.
(915 mm)]
5[1x L=18
d
in.
(460 mm)],
1[1x L=28
e
in.
(720 mm)],
1[1x L=33
a
in.
(845 mm)]
4[1x L=36 in.
(915 mm)]
5[1x L=36 in.
(915 mm)]
8 Clamping band 130
with gasket
18 18 18 19 20
9 Distributor 1 1 1 1 1
10 Fan DMVL 1 1 1 1 1
11 Intake cone 1 1 1 1 1
12 Recirculation bracket 1 1 1 1 1
13 Threaded rod M12
L=7
b
in. (190 mm)
2 1 2 2 2
14 Threaded rod M12
L=9
7/8
in. (250 mm)
-- 1 -- -- --
15 Pipe clamp 125-130 M12 2 2 2 2 2
16 Fan bracket 1 1 1 1 1
17 Mesh 8 x 8 1 1 1 1 1
18 Pipe insulation
L=39
e
in (1000 mm)
4 5 5 6 6
19 Bolt M12 x 1 in. (25 mm) 4 4 4 4 4
20 Nut M12 4 4 4 4 4
21 Lock washer M12 8 8 8 8 8
22 Bolt M8 x 1 in. (25 mm) 6 6 6 6 6
23
Bolt M8 x c in. (20 mm)
8 8 8 8 8
24 Nut M8 6 6 6 6 6
25 Lock washer M8 14 14 14 14 14
26 Bolt M5 x
c
in. (20 mm) 4 4 8 8 8
27 Lock washer M5 4 4 8 8 8
x Distance between the
recirculation fan and the
supply flange.
27
e
in. (695 mm) 27
e
in. (695 mm) 28
7/8
in. (735 mm) 33
a
in. (845 mm) 33
a
in. (845 mm)
y Height of the horizontal
recirculation section.
41
b
in. (1055 mm) 51
a
in.(1303 mm) 49
b
in.(1258 mm) 51
d
in. (1299 mm) 71 7/8
in.(1825 mm)
Note: Items 6 and 7 need to be lengthened by the customer.
Recirculation System
(continued)
Mechanical