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Mastro NGER 7-70 Manual Para La Instalacion página 49

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The small combustion load is 4.5 kW for each burner.
This result in the following flow values:
Earthgas H, E (G20)
Earthgas L, LL (G25)
Liquid gas
(G30)
9.3 Nozzle data table
Gas type
Pressure
mbar
Earthgas H, E
G20
20
Earthgas H, E
G25
20/25
Earthgas LL
G25 20
Earthgas L
G25 25
Liquid gas B/P G30 50
Liquid gas B/P G30 28-30
Liquid gas B/P G30 28-30/37 1,95
The appliance is operated in full combustion with fixed nozzles without prior adjustment.
For the main burner and pilot flame, small combustion for liquid gas is obtained with fixed nozzle, for earth
gas the nozzle has to be regulated.
9.4 Nozzle change Wok burner
Lift burner (1) abt. 10 mm and pull away from the
mixing chamber (3). Remove fixing screw (2) of the
mixing chamber (this screw can be reached from
below).
Remove then the complete mixing chamber (3) by
turning same anti-clockwise from the nozzle. Turn
the pressure ring (4) from the nozzle. Pay attention
that the built in pressure ring is not lost.
Remove then the screws (5) and take out the
complete nozzle unit.
Remove the nozzle from the nozzle carrier and
replace a new nozzle according the nozzle table for
use in the country of operation and gas type
required.
The nozzle must be fixed with a non-hardening
sealing tape. Then replace the burner by following
instructions in the opposite direction. Pay attention
also to "primary air adjustment".
3
0,48 m
/h
3
0,55 m
/h
0,35 kg/h
Combi-Wokburner
full comb.
small comb.
Ø (mm)
Ø (mm)
3,20
adjustable
3,20
adjustable
3,50
adjustable
3,20
adjustable
1,70
1,00
1,95
1,15
1,15
Seite 15
Pilot flame
Ø (mm)r
adjustable
AT / CH / DE / DK / ES / FI / GB / GR
/ IE / IT / LU / PT / SE
adjustable
BE / FR
adjustable
DE
adjustable
NL
0,20
AT / CH / DE
0,20
DK / FI / NL / NO / SE
0,20
BE / ES / FR / GB / GR / IE / IT / PT
1
2
3
4
5
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Este manual también es adecuado para:

Nger 13-70Nger 20-70Nger 13-130Nger 20-130