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To lubricate the flexible drive shaft
1. Pull up the knob and remove the drive shaft sleeve
from the clutch cover. (Fig. 71)
a) Shake or pull the drive shaft out of the drive shaft
sleeve. (Fig. 72)
2. Lubricate the drive shaft. (Fig. 73)
3. Push and turn the drive shaft at the same time to put
it back in the drive shaft sleeve. Keep approximately
10 mm / 0.40 in. of the drive shaft outside the edge
of the drive shaft sleeve. (Fig. 74)
4. Align the hole in the drive shaft sleeve with the knob
on the clutch cover. (Fig. 75)
5. Push and turn the drive shaft at the same time to
connect it.
To attach and remove the locknut
WARNING: Stop the engine, use protective
gloves and be careful around the sharp
edges of the cutting attachment.
A locknut is used to attach some types of cutting
attachments. The locknut has a left thread.
•
To attach, tighten the locknut in the opposite
direction to the direction of turning of the cutting
attachment.
•
To remove the locknut, loosen the locknut in the
same direction as the cutting attachment rotates.
•
To loosen and tighten the locknut, use a socket
wrench with a long shaft. The arrow in the picture
shows the area where you can operate the socket
wrench. (Fig. 76)
WARNING: When you loosen and
tighten the locknut, there is a risk of
injury from the blade. You must always
make sure that the blade guard prevents
injury to your hand when you do this.
Note: Make sure that you can not turn the locknut by
hand. Replace the nut if the nylon lining does not have a
The engine does not start
Check
Stop switch
Fuel tank
22
resistance of a minimum of 1.5 Nm. The locknut must be
replaced after it has been put on approximately 10
times.
To examine the spark plug
•
•
•
•
To sharpen the grass knife and
grass blade
•
•
•
Troubleshooting
Possible cause
The stop switch is in the stop posi-
tion.
Incorrect fuel type.
CAUTION: Always use the recommended
spark plug type. Incorrect spark plug type
can cause damage to the product.
Examine the spark plug if the engine is low on
power, is not easy to start or does not operate
correctly at idle speed.
To decrease the risk of unwanted material on the
spark plug electrodes, obey these instructions:
a) Make sure that the idle speed is correctly
adjusted.
b) Make sure that the fuel mixture is correct.
c) Make sure that the air filter is clean.
If the spark plug is dirty, clean it and make sure that
the electrode gap is correct, refer to
on page 23 . (Fig. 77)
Replace the spark plug if it is necessary.
WARNING: Stop the engine. Use protective
gloves.
To sharpen the grass knife or grass blade correctly,
refer to the instructions that come with the cutting
attachment.
Sharpen all edges equally to keep the balance.
Use a single-cut flat file. (Fig. 78)
WARNING: Always discard a blade that is
damaged. Do not try to make a bent or
twisted blade straight and use it again.
Procedure
Let an approved service agent re-
place the stop switch.
Drain the fuel tank and fill with cor-
rect fuel.
Technical data
841 - 005 - 19.12.2018
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