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Vallox Oy | Myllykyläntie 9-11 | 32200 LOIMAA | FINLAND
D
10
68
6 | 0
1.0
6.
20
21 | P
D
F
MANU
AL
PERFORMANCE VALUES
MAINTENANCE OF THE DUCT FAN
1. Remove the cover panel or spice cabinet above the
cooker hood.
2. Unscrew the screws of the duct fan’s service door
(10 pcs).
3. Open the fastening nuts, washers, and damper
rubbers of the fan and remove the fan.
4. Service the fan and sweep the ducts where
required.
5. Assemble in reverse order.
Sound power level in the pressure duct by
octave band Lw, dB
Adjustment position
Sound power level in the suction duct (from
the hood) by octave band Lw, dB
Adjustment position
Sound power level in the suction duct (top
right) by octave band Lw, dB
Adjustment position
Adjustment
position (V)
2
4
6
8
2
4
6
8
2
4
6
8
Medium
frequency
of the
octave
band
Hz
63
59
74
81
85
55
62
71
76
51
66
78
81
125
50
71
81
82
51
70
78
82
51
66
75
80
250
45
58
67
71
38
53
63
67
38
54
65
69
500
37
53
61
65
33
51
60
64
30
48
57
61
1000
30
53
60
63
23
44
52
56
23
43
50
54
2000
19
46
57
62
16
35
44
49
14
34
43
48
4000
17
37
49
53
17
24
33
38
17
24
35
40
8000
21
27
44
50
21
21
28
34
21
22
31
37
L
W
, dB
60
76
84
87
57
71
79
83
54
69
80
84
L
WA
, dB (A)
41
59
68
71
38
56
64
68
37
53
63
67
Sound pressure level coming through the envelope of the unit in the room in which it is installed (10m² sound absorption)
Adjustment
position (V)
2
4
6
8
L
pA
, dB (A)
22
34
45
50
SOUND VALUES
L
0
50
100
150
200
250
300
350
400
0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160
Air flow l/s
Pressure P
a
Total pressure Pa
SFP 0,5
SFP 0,8
SFP 1,0
9 V
8 V
7 V
6 V
5 V
4 V
3 V
2 V
11 V
Air flow l/s
Power W
Power W
0
10
20
30
40
50
60
70
80
90
100
110
120
0
10 20 30 40 50 60 70 80 90 100 110 120 130 140 150
9 V
8 V
7 V
6 V
5 V
4 V
3 V
2 V
11 V
10 V
