36
0306 / 13 013 497A
Servomotor Y10
1 Highlighted index on casing to
reset cam drum
2 Eight notched and adjustable
cams
3 Graduated adjustable disk for
servomotor position
4 Terminal block
5 Cam setting key
6 Servomotor identification
C Button for engaging the cam drum
(with a locking pin).
m
Do not try to move it.
Important:
This servomotor is only used for a
specific purpose. Equipment can be
damaged if used for any other purpose.
A Graduated sector from 0 to 90°
indicates air shutter amplitude.
B Coupling between servomotor
and air flap.
C Air flap position index.
10
Type Burner Air setting in °
dual power ign. ign. nom.
fuel ign. nom. gas oil gas+oil
kW kW III IV I
C 75
200
350
450
500
650
750
20
4
6
10
11
17
28
30
35
52
57
C 100
240
500
600
700
850
1000
10
7
8
10
9
10
34
40
50
60
90
Start up
Description Settings
Combustion air
Cam Factory setting Function
C75 C100
I
II
III
IV
V
VI
VII
VIII
35°
0°
20°
10°
20°
10°
25°
30°
50°
0°
10°
10°
10°
10°
30°
40°
Nominal air flow
Air closing on shutdown
Gas ignition air flow
Fuel oil ignition air flow
Gas min air flow regulation
Fuel oil min air flow regulation
Fuel oil rate valve supply
(intermediary air flow)
Opening fuel oil valve
(nominal air flow)
Settings
•
Check cam drum reset.
•
Preset cams according to boiler
capacity and values shown in the
table here below.
m
In order to do this:
•
Adjust cam either by hand or with key.
The angular position is found on red
numbers in relation to each cam’s 10
index.
•
Cam drum rotates clockwise when air
flows.
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