ELECTRODES/IONISATION PROBE ADJUSTMENT DIAGRAM
1- Ionisation electrode
2- Ignition electrode
3- Flame disk
4- Mixer
5- Gas outlet pipe
SERVOMOTOR CAMS ADJUSTMENT SQN72.6A4A20
INSERTION AND DISINSERTION LEVER MOTOR CONNECTION - CAMSHAFT
I
MAXIMUM AIR OPENING (90°)
II
TOTAL AIR CLOSURE (BURNER AT STANDSTILL) (0°)
III MINIMUM AIR OPENING (LOWER THAN CAM IV) (10°)
IV AIR IGNITION OPENING
(HIGHER THAN CAM III) (20°)
TO ADJUST THE SETTING OF THE CAM USED, USE THE
RESPECTIVE RINGS (I -II - III - IV) THE SCALE ON THE
RING INDICATES THE RESPECTIVE REFERENCE SCA-
LE OF THE ROTATION ANGLE SET FOR EACH CAM.
TBG 45 PV / PNV
TBG 60 PV / PNV
REFERENCE SCALE
12 / 24
0006081484_201104
Mod.
S
B
C
TBG 45 PN-V
4
5
4
TBG 60 PN-V
4
10
-
ADJUSTABLE CAMS
POSITION INDICATOR