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page 15

The small combustion adjustment for the Combi Wok burner is 4 kW.

This result in the following 

flow values

:

Earthgas

H, E (G20)

0,42 m

3

/h

Earthgas

L, LL (G25)

0,49 m

3

/h

Liquid gas

(G30)

0,31 kg/h

9.3

Nozzle data table

Gas typet

Pressure

(mbar)

Wok burner

Ø (mm)

Soup burner

full comb.     small comb.

Ø (mm)        Ø (mm)

Pilot flame

Ø (mm)

Earthgas       E G20

20; 20/25 3 x 2,35

2,35

adjustable

adjustable

Earthgas     LL G25

20

3 x 2,60

2,60

adjustable

adjustable

Earthgas

L G25

25

3 x 2,50

2,50

adjustable

adjustable

Liquid gas B/P G30

28 - 30
28 - 30/37

3 x 1,60

1,60

1,00

0,20

Liquid gas B/P G30

50

3 x 1,40

1,40

0,90

0,20

The applience is operated in full combustion with fixed nozzles without prior adjustment.
The Wok burner has no small combustion adjustment. Same is regulated gradual from OFF (out) to ON (in).
The Combi Wok burner and the pilot flame are operated for liquid gas for small combustion with fixed
nozzles, for earthgas same has to be regulated.

9.4

Nozzle change Wok burner

Remove fixing screw (1). Pull burner with gas 
pipe out (2). Remove mixing chamber by
moving same anti clockwise from the nozzle. 
Twist pressure ring (4) anti clockwise from
the nozzle. Pay attention that the pressure
spring is not lost.
Turn now the nozzle from the gas pipe and
then replace a nozzle according to the nozzle 
data table for the required gas type into the
unit. The nozzle must be fixed with a non-
hardening sealing tape.
Then replace the burner by following
instructions in

opposite direction. Pay

attention also to “primary air adjustment“.

Summary of Contents for AHA0005

Page 1: ...S Se er rv vi ic ce e w w w m a s t r o s h o p c o m Mastro GmbH H serstra e 53 59075 Hamm Germany 49 0 2381 97371 0 49 0 2381 97371 88...

Page 2: ...nganleitungen MBM NGWR NGTL Inst BedEN doc INSTALLATIONS OPERATION AND MAINTENANCE INSTRUCTION Gas Wok China Ranges Types Wall and free standing ranges Gas Rechaud Types Table ranges AHA0005 AHA0007 A...

Page 3: ...irections For the installation and adjustment of the appliances as well as for the changes of the gas types an authorized technician must be called Sealed parts by the producer or authorized agent may...

Page 4: ...H3 20 28 30 37 FI II2H3B P 20 28 30 FR II2E 3 20 25 28 30 37 GB II2H3 20 28 30 37 GR II2H3 20 28 30 37 IE II2H3 20 28 30 37 IT II2H3 20 28 30 37 LU I2E 20 NL II2L3B P 25 28 30 NO I3B P 28 30 PT II2H3...

Page 5: ...eration control must be carried out 4 Operation 4 1 Operation elements A Safety tap button for wok burner to operate safety system B Wok burner gas valve handle to open and close the main burner gas s...

Page 6: ...ner remains operative For longer periods of cut off and in the evening place knob to position O 5 Important Notice The appliance is for commercial use and should be operated by qualified staff During...

Page 7: ...aper since corrosion could occur also on stainless steel Pay attention that main burner and pilot flame are not dirty If required burner must be cleaned with non agressive detergents The appliance may...

Page 8: ...ional cases may only be done by the service engineer Sealed parts of the producer may not be touched by the service engineer If apart from the listed works other reparis should be required same should...

Page 9: ...8014 S 3 2 Primary air control assy CH 8000 S 3 3 Injector for burner CH 2830 3 4 Safety device CH 3713 1 5 Burner valve CH 2006 1 6 Thermocouple WT 3890 1 7 Pilot burner DBL WT 3851 1 8 Handle shaft...

Page 10: ...oup burner Del N Description Parts N Quantity 1 Burner assy CH 8020 S 1 2 Primary air control CH 8000 S 1 3 Injector for burner CH 4363 1 4 Security tap WT 3875 1 5 ABS knob valve WT 3602 1 6 Thermoco...

Page 11: ...page 10 Components water system 03 Del N Description Parts N Quantity 1 Water cock GS 2305 2 3 2 Water flow out GS 3910 1 2 3 Sprayer Pipe 1 2...

Page 12: ...not stay Thermocouple dirty Thermocouple does not produce voltage in millivolt Thermocouple is loose Thermocouple magnet on gas cock defective clean with fine steel brush take apart and exchange agai...

Page 13: ...page 13 CONVERSION INSTRUCTION Gas Wok China Ranges Types Wall and free standing ranges Gas Rechaud Types Table ranges AHA0005 AHA0007 AHA0006 AHA0008 AHA0010 AHA0009...

Page 14: ...20 50 BE II2E 3 20 25 28 30 37 CH II2H3B P 20 50 DE II2ELL3B P 20 50 DK II2H3B P 20 28 30 ES II2H3 20 28 30 37 FI II2H3B P 20 28 30 FR II2E 3 20 25 28 30 37 GB II2H3 20 28 30 37 GR II2H3 20 28 30 37 I...

Page 15: ...les without prior adjustment The Wok burner has no small combustion adjustment Same is regulated gradual from OFF out to ON in The Combi Wok burner and the pilot flame are operated for liquid gas for...

Page 16: ...tion adjustment For the Combi Wok burner soup burner the small combustion adjustment must be regulated to 4 kW for earthgas The nozzle bore in the small combustion nozzle is 50 mbar and 30 mbar To reg...

Page 17: ...e is an opening of 15 mm see drawing In case of a nozzle change C pay attention that the diameter is not changed If necessary a new adjustment must be done There after nut mother B to be sealed with l...

Page 18: ...not stay Thermocouple dirty Thermocouple does not produce voltage in millivolt Thermocouple is loose Thermocouple magnet on gas cock defective clean with fine steel brush take apart and exchange agai...

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