Air Damper Adjustment; Electrodes Setting - Riello RG2D Installation, Use And Maintenance Instructions

6.8

Air damper adjustment

1st stage adjustment (Fig. 10):
 Loosen the nut 1), adjust the screw 2), and bring the indica-
tor 3) to the required position.
 When the adjustment is completed screw in the nut 1) again.
2nd stage adjustment (Fig. 10):
 Loosen the nut 4), adjust the screw 5), and bring the indica-
tor 6) to the required position.
 When the adjustment is completed screw in the nut 4) again.
 When burner shuts down the air damper automatically close
still a max. chimney depressure of 0.5 mbar.
6.9

Electrodes setting

The measurements shown in Fig. 11 and Fig. 12
must be respected.
WARNING
For 394T1 - 397T1 - 380T1 burners
 Rest the diffuser disc-holder assembly 1) Fig. 11 against the
nozzle holder 2) and lock it with the screw 3).
 For any adjustments, loosen the screw 4) and move the
electrode assembly 5).
0
4.5 – 0.5 mm
(394T1 - 397T1) 6 - 7 mm
D5341
20135920
4
5
3
2
1
(380T1) 4 - 5 mm
Installation
For 398T1 burners
 For any adjustments, loosen the screw 1) and move the
electrode assembly 2) Fig. 12.
 To access the electrodes carry out the operation described,
see paragraph "Operating position" on page 14.
1
2
Fig. 11
16 GB
3
S7119
1
D5406
5
6
4
2
1
Fig. 10
Fig. 12