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This work must be done exclusively by your
Dealer.
All and any operations performed in unauthor-
ised centres or by unqualified persons will totally
invalidate the warranty.
6.1 FUEL FILTER
Inside the fuel tank there is a filter which pre-
vents impurities from entering the engine.
The filter should be replaced once a year by your
Re tailer.
6.2 CARBURETTOR ADJUSTMENTS
The carburettor is tuned by the manufacturer to
achieve maximum performance in all situations,
with a minimum emission of toxic gas in compli-
ance with the regulations in force.
In the case of poor performance contact your
Dealer for a check of the carburation and engine.
7. DIAGNOSTICS
What to do when ...
Source of problem
1. The engine will not start or will not keep running
Incorrect starting
procedure
Dirty spark plug
or incorrect distance
between the electrodes
Air filter clogged
Carburation problems
Intake grille open without
having mounted the first
vacuum tube
Blower or vacuum tube
not fitted
2. The engine starts but is lacking in power
Air filter clogged
Carburation problems
3. The engine runs irregularly
and lacks in power when revved
Dirty spark plug
or incorrect distance
between the electrodes
Carburation problems
Bag full or clogged
4. The engine makes too much smoke
Incorrect composition
of the fuel mixture
Carburation problems
5. The machine starts to vibrate abnormally
Damaged or loose parts
10
Corrective action
Follow the instructions
(see chapter 3)
Check the spark plug
(see chapter 5)
Clean and/or replace
the filter (see chapter 5)
Contact your Dealer
Close the grille or mount
the first vacuum tube
(see chapter 1)
Fit the tube
Clean and/or replace
the filter (see chapter 5)
Contact your Dealer
Check the spark plug
(see chapter 5)
Contact your Dealer
Empty the bag
(see chapter 4)
Prepare the fuel mixture
according to the
instructions (see chapter 2)
Contact your Dealer
Stop the machine and
disconnect the spark plug
cable
Inspect for damage
Check for and tighten any
loose parts
Have all checks, repair
work and replacements
carried out by a specialized
Centre only.
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