Bartscher 285.102 Mode D'emploi page 81

Finally, place back the control panel and the knobs.
Replacing the pilot burner nozzle (fig. 31 – p.13)
In order to replace the pilot burner nozzle, remove the pan support grill, the gas ring, the burner unit
and the drip pan, as shown in figure 26 (p. 12). Then, screw off the closure cap (1) with a spanner;
screw off the nozzle with a screwdriver (2) and replace it with the nozzle suitable for the gas type to
be used, as shown in tables 2÷11 (pp. 64÷72). Reassemble the nozzle and tighten it well.
Reassemble the closure cap (1) and tighten it well. Finally, place back all the components
previously removed.
Oven
Replacing the burner nozzle (figg. 32, 33 – p. 13)
In order to replace the burner nozzle, remove the front panel (1) under the oven door. Then,
unloosen the screw that secures the regulation of the primary air (3) and open them completely.
With the aid of another spanner unscrew the nozzle (5) placed in the nozzle holder (4) and replace it
with the nozzle suitable for the gas type to be used, as shown in tables 2÷11 (pp. 64÷72). Assemble
the new nozzle and tighten it well; then, regulate the primary air, as indicated in the next paragraph.
Finally, place back the front panel.
Regulating the burner primary air (fig. 34 – p. 13)
After replacing the burner nozzle, it is necessary to regulate the primary air. Therefore, unloose the
screw (2); bring the distance between the bushing (3) and the burner stirrup (6) to the correct
measurement (x value) with reference to tables 2÷11 (pp. 64÷72). Then, tighten up the screw and
check the accuracy of x value.
Replacing the by-pass (fig. 35 – p. 13) for oven with tap only
In order to replace the by-pass, it is necessary to remove the knobs (1) and the control panel (2).
Then, unscrew the by-pass (3), which is placed in the cock (4), with a screwdriver and replace it
with the by-pass suitable for the gas type to be used, as shown in tables 2÷11 (pp. 64÷72).
Reassemble the by-pass and tighten it well. Finally, place back the control panel and the knobs.
Replacing the pilot burner nozzle (fig. 36, 37 – p. 14)
In order to replace the burner nozzle, remove the front panel under the oven door. Then, unscrew
the screws (1) that fix the pilot support (2) with a screwdriver and remove them. Unscrew the nut
(3) that fixes the thermocouple (4) to the nozzle holder and slide it off; unscrew the fitting (5) that
fixes the gas supply pipe to the pilot (6) and take out the nozzle (7). Substitute the nozzle with one
suitable for the gas type to be used, as shown in tables 2÷11 (pp. 64÷72). Then, assemble the new
nozzle; place back the pipe and tighten the fitting fully. Put back the pilot support; fix it and place
back the front panel.
Maxi Oven
Replacing the burner nozzle (fig. 57 – p. 18)
In order to replace the burner nozzle, open the oven door and remove the oven bottom (1). Then,
remove the screws that secure the protection of the Venturi tube; unloose the screw that secures the
regulation of the primary air (3) and open it completely. With the aid of another spanner unscrew
the nozzle (5) placed in the nozzle holder (4) and replace it with the nozzle suitable for the gas type
to be used, as shown in tables 2÷11 (pp. 64÷72). Assemble the new nozzle and tighten it well; then,
regulate the primary air, as indicated in the next paragraph. Finally, place back the coverage of the
Venturi tube and the oven bottom.
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