16
LEAK-TESTING AND FLAME-TESTING THE COOKER
1.
After connecting the gas supply, check the piping and connections for leaks
using a soap and water solution. The presence of bubbles indicates a leak,
tighten or replace connections as appropriate.
Warning: Do not use any naked flame to check for leaks.
2. Adjust the test point pressure or supply pressure to the value which is appropriate for
the gas type.
3. The operation of the appliance must be tested when installation is completed.
■
Turn on the appliance gas controls and light each burner individually and in
combination. Check for a well defined blue flame without any yellow tipping.
– Cooktop burners
: if any abnormality is evident then check that the burner cap is
located properly and the injector nipple is aligned correctly.
– Oven burner
: if any abnormality is evident then check that the burner is located
properly and the injector nipple is aligned correctly.
■
Check the minimum burner setting by quickly rotating the gas control knob from the
maximum to the minimum position, the flame must not go out.
If adjustment is required carry out the “MINIMUM BURNER SETTING
ADJUSTMENT” procedure described following.
4. If satisfacfory performance cannot be obtained, the installer shall check the installation
and notify the local gas supply authority for a gas supply problem, or if it is an appliance
problem, our Customer Service Centre should be called to obtain the nearest
authorized Delonghi Service Agent.
CONVERSION PROCEDURE (TO CONVERT TO NATURAL GAS OR TO ULPG)
REPLACING THE INJECTORS
This appliance is suitable for use with Natural gas or ULPG (check the “gas type” sticker
attached to the appliance). A label stating the type of gas used after replacing the injectors
must be attached at the rear of the appliance, in proximity of the gas inlet connection.
The nominal gas consumption and injector size details are provided in table at page 21.
To replace the injectors proceed as follows:
1. Cooktop burners
■
Remove pan supports and burners from the cooktop.
■
Using a spanner, remove the injectors “
J
” (figs. 15a, 15b) and replace them with
ones according to the gas type (see following table - page 21).
■
Adjust the minimum burner setting (see “MINIMUM BURNER SETTING
ADJUSTMENT” procedure described following).
■
The cooktop burners are designed so that regulation of primary air is not required.
2. Oven burner
■
Lift and remove the lower panel inside the oven.
■
Unscrew and remove the burner securing screw “
A
”
(fig. 16).
■
Slacken screw “
B
”
(fig. 16).
■
Withdraw the burner in the manner shown in figure 17, and rest it inside the oven.
Take care not to damage the wire to the ignition electrode and the safety valve
probe.
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