Grant Vortex Boilerhouse Combi - Control of the Combustion Head Position; Checking the Position of the Electrodes

The template must be kept in the position
shown in the fi gure.
- check the distance between the diffuser (1) and the nozzle (2) as
illustrated in the fi gure.
12
- after adjusting the position of the diffuser, tighten the screw (8).
- replace the combustion head.
10.9 CONTROL OF THE COMBUSTION
HEAD POSITION
To check the position of the combustion head:
- check the distance between the combustion head (1) and the
nozzle (2) as illustrated in the fi gure.
- if the position is not correct (use the template supplied with the
burner), move the nozzle line forwards or backwards by turning the
adjustment screw number 9, Fig. 2 on page 10 (clockwise rotation:
advance of the nozzle line, counterclockwise rotation: backward
movement of the nozzle line)
12
A
10.10 CHECKING THE POSITION OF THE
ELECTRODES
- Check the distance between the ends of the electrodes (2 mm)
Check the position of the electrodes making sure they are centered
as shown in “Fig. 46 ”.
A-A 1 : 1
=
A
A
Maintenance Of Your Boiler
NOTE
Page 35