17
20027761
GB
Installation
5.7
Securing the burner to the boiler
Prepare an adequate system of hoisting by hooking onto the
rings 3)(Fig. 13).
Slip the thermal protection (standard equipment) onto the
blast tube 4)(Fig. 13).
Place entire burner on the boiler hole arranged previously,
see (Fig. 12), and fasten with the screws given as standard
equipment.
5.8
Accessibility to the interior of the combustion head
In order to reach inside the combustion head (Fig. 14) proceed as
follows:
disconnect the electrical wiring related to oil pump/servomo-
tor, air servomotor and gas pressure switch;
disconnect the leverages related to air damper and head
movement;
unscrew the 4 x fixing screws 1);
Release the cable of the electrode 2);
Disconnect the oil pipes by unscrewing the two connectors
3).
Release the ignition pilot retainer;
Remove the screw/gas pressure test point 6) of the combus-
tion head;
unscrew the under part of the elbow until it comes free of its
slot;
Extract the internal part 5) of the combustion head.
5.9
Position of electrodes
WARNING
The burner-boiler seal must be airtight.
Fig. 13
5
2
1
1
3
3
8
7
4
D10552
WARNING
While unscrewing, some fuel may leak out.
1
1
3
4
5
2
6
Fig. 14
D9337
WARNING
Place the electrode on the ignition pilot observing
the dimensions specified in Fig. 15.
Fig. 15
18.5
0
- 2
71.5
± 1
Diffuser
Electrode
D9218
Summary of Contents for RLS 650/M MX
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