Troubleshooting - Stiga SP 52 Operator's Manual

MAINTENANCE AND STORAGE / TROUBLESHOOTING
the fuel that is left in the tank and the carburet-
tor.
– Remove the spark plug after the engine cools.
– Pour a teaspoon of (new) 2-stroke engine oil
into the spark plug slot.
– Pull the starter grip several times to deliver oil to
the cylinder.
– Replace the spark plug with the piston in the
dead end upper position (visible from the spark
plug slot when the piston is at maximum stroke).

9. TROUBLESHOOTING

PROBLEM
1) The engine will not
start or will not keep
running
2) The engine starts
but is lacking in
power
3) The engine runs
irregularly and lacks
in power when
revved
4) The engine gives
off an excessive
amount of smoke
5) No oil is released
LIKELY CAUSE
– Incorrect starting procedure
– Dirty spark plug or incorrect distance
between the electrodes
– Air filter clogged
– Carburetion problems
– Air filter clogged
– Carburetion problems
– Dirty spark plug or incorrect distance
between the electrodes
– Carburetion problems
– Incorrect composition
of the fuel mixture
– Carburetion problems
– Bad quality oil
– Lubrication holes are clogged
• Restarting work
When you wish to start using the machine again:
– Remove the spark plug.
– Pull the starter rope a few times to eliminate ex-
cess oil.
– Check the spark plug as described in chapter
"Checking the spark plug".
– Prepare the machine as indicated in the para-
graph entitled "Preparing for work".
SOLUTION
– Follow the instructions
(see chapter 6)
– Check the spark plug
(see chapter 8)
– Clean and/or replace the filter
(see chapter 8)
– Contact your dealer
– Clean and/or replace the filter
(see chapter 8)
– Contact your dealer
– Check the spark plug
(see chapter 8)
– Contact your dealer
– Prepare the fuel mixture according
to the instructions (see chap. 5)
– Contact your dealer
– Empty the tank, clean it and pipes
with liquid detergent and change
the oil.
– Clean
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