Vario 1000i Benutzer- Und Wartungshandbuch Seite 21

5.3.2 Cleaning the screen filter
DANGER
Fuel will run out during this operation; use a suitable container.

Close the fuel tap (A–3).

Remove the fuel tank cap (A–5) and the fuel screen filter (C–3).

Use a low-pressure compressed air gun to blow air on the screen filter from the outside inwards.

Rinse with clean fuel.

Refit the screen filter and carefully screw the fuel tank cap back in.
5.3.3 Replace the fuel filter
DANGER
Fuel will run out during this operation; use a suitable container.

Close the fuel tap (A–3).

Note the fitting direction of the filter and remove the fuel filter by releasing the hose clamps (C–1/4).

Fit the new fuel filter in the correct fitting direction and reconnect the hoses, securing them with the clamps.

Wipe away any traces of fuel with a clean cloth and check that there are no leaks.
5.3.4 Clean or replace the air filter
Never use petrol or flammable solvents for cleaning the air filter element (risk of fire or explosion).
IMPORTANT

Remove the filter cover (D–1).

Remove the filter element (D–2) and check the type of clogging:
Dry clogging:

Use a low-pressure dry compressed air gun to blow from the
inside of the filter element out, moving from the top to the
bottom until there is no more dust.

Check the condition of the filter element: replace it if it is at
all damaged.

Refit the filter element and its cover.
5.3.5 Clean or replace the spark plug

Open the spark plug access cover (E–1) and fit the spark plug with the help of a plug spanner (supplied).

Check the condition of the spark plug:
If the electrodes are worn out or if the insulator is cracked
or chipped:

Replace the spark plug.

Fit the new spark plug and hand screw it so as not to
cross-thread

With a plug spanner, tighten 1/2turn after the plug
seating to compress the washer.
RISK OF EXPLOSION
Respect the local regulations in force concerning the handling of petroleum products. Do
not smoke, cause sparks or bring naked flames into the vicinity.
Ensure that the vapours have dispersed before starting the generating set.
RISK OF EXPLOSION
Respect the local regulations in force concerning the handling of petroleum products. Do
not smoke, cause sparks or bring naked flames into the vicinity.
Ensure that the vapours have dispersed before starting the generating set.
Moist/oily clogging:

Replace the filter element.

Refit the filter element and its cover.
Or else:

Clean the plug with a metallic brush.

With a shim, check the gap of the electrodes: It should
be between 0.7 to 0.8mm.

Check condition of the washer.

Fit the spark plug and hand screw it so as not to cross-
thread.

With a plug spanner, tighten 1/8 – 1/4 turn after the
plug seating to compress the washer.
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