OPERATING INSTRUCTIONS
3.1GAS BURNER
So far as is necessary, the pilot burner and main burner are cleaned by
5.STORAGE SPACE
The storage space (Fig.10) is incorporated into the base unit. Recommended accessories:
3.2FLAME
In a visual check, the flames must be dark blue without any upper yellow or orange tips; they must be stable and
If there is a lack of primary air, the flame has yellow streaks and tips; if there is too much primary air, the flame is short, transparent and tends to lift off the burner.
When the flame is correctly adjusted, it must not lift off or back- fire when the burner is cold as well as warm.
The flame will backfire into the inside of the burner when the speed of the
The different ignition processes must also take place without any delays. This concerns: ignition,
If the flame fails to meet all the requirements, cleaning or maintenance is necessary.
4.MALFUNCTION
The burners are not accessible to operating personnel. Therefore, in the case of a fault, specialist staff must be reque- sted.
Malfunction |
| Possible cause |
| Remedy |
Flame smokes. | • | Gas mix too rich. | - | Inform Customer Ser- |
| • | Partially blocked burner |
| vice. |
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| gaps. |
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Long yellow flame tips. | • | Mixing tube narrowed by | - | Inform Customer Ser- |
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| dirt. |
| vice. |
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Flame lifts off. | • | Exit velocity too high due | - | Inform Customer Ser- |
|
| to blocked burner gaps. |
| vice. |
| • | Deformed burner cover. |
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| • | Pressure regulator on |
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| gas cylinder not opera- |
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| ting correctly. |
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Flame flashes back. | • | Mixture too lean. | - | Inform Customer Ser- |
| • | Insufficient exit velocity |
| vice. |
|
| at burner gaps. |
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| • | Soiled airways |
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| • | Blocked nozzle. |
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| • Deformed or |
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| burner cover |
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No flame or flame too | • | Blocked nozzle or mixer | - | Inform Customer Ser- |
small. |
| tube. |
| vice. |
| • | Blocked gas tap. | - Check gas tap setting. | |
| • | No gas. |
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| • Insufficient gas pres- |
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| sure. |
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No flame at low setting. | • | Blocked low setting | - | Inform Customer Ser- |
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| nozzle. |
| vice. |
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| Pilot burner |
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No flame. | • | Blocked burner gaps. | - Clean pilot burner cap. | |
| • | Blocked nozzle. |
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Flame goes out after con- | • | - | Inform Customer Ser- | |
trol valve release. |
| ficiently heated (dirty?) |
| vice. |
| • Defective |
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| ment |
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Flame too small or too | • | Primary air ratio adju- | - | Inform Customer Ser- |
large. |
| sted. |
| vice. |
| • | Nozzle blocked. |
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-Shelf holder (1) 2 off.
-Shelves (2) 1 off.
1Shelf holder
2Shelves
Fig.10 Storage space
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