19
Pegasus F2
7.
FUEL CONVERSION (from natural to L.P.G. Gas)
7.01 Replacing the main and pilot burner injectors
To replace the main and pilot injectors proceed as follows:
- Turn off the gas and switch off the power supply to the boiler.
- Remove the main gas burners.
- Disassemble the pilot burner (fig. 8).
- Remove the main burners from manifold.
- Replace the main and pilot injectors taking care not to spoil the main injector sealing gaskets. If they
have been damaged, replace them.
- Re-assemble with care.
- Carefully screw in fully the pressure regulating screw 7 (fig. 7) on the “BM 762-014” gas valve in
models 51-68 and the screws (fig. 8a and 8b) on the “DUNGS MBDLE 407 BO1” valve in model
85-102.
- Check that the boiler functions correctly and that there are no gas leaks.
REMEMBER: The L.P.G. injector kit may be obtained from our Commercial boiler sales department.
6.04 Pilot burner unit (fig. 9)
Key
1
Combustion chamber cover plate
2
Inspection window
3
Pilot burner
4
Ignition electrode
5.
Flame rectification probe
6
Pilot injector
7.
Ht lead
8.
Pilot gas supply
3
3
÷
4 mm
5
8
4
Fig. 9
Summary of Contents for PEGASUS F2 102
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