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17
502 71 13-01
502 50 06-01
Electrical system
Checking the ignition
spark
Model 327 LS, 327 P5
Check and rectify the spark plug in the
same way as described for model 326.
Check if a spark occurs when attempting to
start.
Test with test spark plug no. 502 71 13-01 if
no spark is seen.
Checking the ignition
spark
Model 327 LS, 327 P5
Check and rectify the spark plug in the
same way as described for model 326.
Also check that the stop switch is in the
start position.
Dismantle the cylinder cover after the
guard over the mu er has been removed.
(The air lter cover does not have to be
removed.)
Earth the spark plug on the cylinder and
pull sharply on the start handle.
A spark should be seen between the
electrodes.
If no spark is seen test with test spark plug
no. 502 71 13-01.
If a spark then occurs, the spark plug is
faulty.
Try a new spark plug.
If there is still no spark, remove the short-
circuit cable from the short-circuit switch.
Prise up the switch by inserting a small
screwdriver into the short end of the igni-
tion switch.
If the plug now sparks, the fault is either in
the stop switch or the short-circuit cable.
Change the switch as needed and check
to see if the cable insulation is damaged.
If no spark occurs, disconnect the stop
switch.
Replace the switch if necessary.
Still no spark?
Check the ignition cable’s connection to
the spark plug cover.
Still no spark?
Check the spark plug connection.
Remove the spark plug cover and make
sure the ignition cable is not damaged.
Remove a segment of cable if required
to get su cient contact at the connection
coil.
TIP!
Spray the ignition cable with silicone to
make it easier to pull o the spark plug
cover.
Use pliers no. 502 50 06-01 to make a
hole in the ignition lead.
When a part of the ignition cable has been
cut o it helps to use pliers no. 502 50
06-01 to make a new hole in the ignition
cable to t the ignition coil.
NOTE!
It is important that the tip of the
contact coil hits the centre of the
ignition lead to prevent sparking.
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