Operation Control; Operator Training; Setting Reduced Capacity Power; Conversion And Adjustment - Whirlpool ADN 644 Instructions For Installation, Use E Maintenance

Fig. 1
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5.1.6 Operation control

• Start the appliance in accordance with the instructions.
• Check that the appliance does not have any leaks by using a leak-
detecting spray.
• Check ignition and that flame on the main burner lights properly
and is correctly formed, even on low.
• A servicing and maintenance contract is recommended.

5.1.7 Operator training

• Explain and show the user how the machine works according to
the instructions, and hand him this manual.
• Remind the user that any structural alterations or any building
modification or renovation may affect the combustion air supply,
thus requiring a second operation check.

5.1.8 Conversion and adjustment

To change over form one kind of gas to another, for example from
methane to liquid gas, or to another type of gas, the use of suitable
injectors for the main burner is required, in accordance with the
table 1.
The injectors of the main burners for different types of gas, marked
with the relative diameter in hundredths of mm, are in an envelope
0802_GB_42 - GAS KITCHENS
5 - SET-UP FOR OPERATION
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8
17
5 7 6 10
10 · 16
3
2
1
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4
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which is provided with the appliance. If injectors are not available
please contact the factory with model and serial number written on
technical data sticker. After transformation or adaptation, carry out
operating checks as described in paragraph 5.1.6 "Operation con-
trol".
5.1.9 Replacing of open burners injectors
To replace the injector (pos. 1 fig. 1): remove the grill, the flame
spreader (pos. 3 fig. 1) and the burner body (pos. 2 fig. 1), then
unscrew and replace the injector with one able for the type of gas,
see the table 1, reinstall everything in reverse order. After the
replacement check the seal using a leack detector spray.

5.1.10 Setting reduced capacity power

The minimum setting screw (pos. 5 fig. 1) should be adjusted as fol-
lows:
• for operation with LPG it should be screwed all the way down;
• for operation with methane, use the gas flow table to check the
value in l/min with respect to the operating alorific value (meas-
urement in accordance with the volumetric method). Start the
appliance in accordance with the instructions. Turn the knob to
the minimum position and use screw (pos. 5 fig. 1) to adjust the
flow (clockwise = flow reduction; conter-clockwise = flow
increase).
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