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8. When replacing the spark plug, first screw it in hand
tight and then lightly tighten it with the spark plug
wrench.
4.6 Clean the air filter
Inspect the air filter regularly. Replace it with a new one
if necessary.
1. Pull the latches away from the air filter case (Fig. 29)
and detach the air filter cover.
Fig. 29
5. TROUBLESHOOTING
Before performing any maintenance or cleaning work, always turn off the engine and wait until the cutter has
come to a standstill.
PROBLEM
Engine does not start
Engine stops
Unsatisfactory result
Excessive vibration/noise or
exhaust
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GB | Operating Instruction
2. Remove the filter from its housing and tap it on a solid
Fig. 30
3. Apply a small amount of air filter oil on the filter to
4. Re-attach the air filter and close the air filter case.
PROBABLE CAUSES
Not enough fuel in fuel tank
Spark plug is wet
Spark plug is damaged
Spark plug connector lose
Not enough fuel in fuel tank
Cutting device is blocked
Cutting device dull
Height of grass exceeds capacity
Cutting height is incorrect
Cutting device is dull/damaged
Bolts/nuts are loose
Petrol/oil is incorrect
15
surface to remove dust (Fig. 30).
increase the performance of the filter. Wring out sur-
plus oil and put the filter into the case.
Make sure the latches are engaged and the air filter
cover is securely fastened.
SOLUTION
Add fuel
Dry spark plug
Replace spark plug
Attach properly
Add fuel
Remove blockage
Sharpen or replace the cutting
device
Only cut grass to the capacity of the
product
Adjust cutting height
Replace with a new one
Tighten bolts/nuts
Empty out unused petrol/oil and
refill with the correct petrol/oil
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