Husqvarna 331R Workshop Manual page 24

3. Connect the ignition tester to the spark plug cap and
ground the clip to the cylinder.
4. Use the knob to adjust the distance between the 2
electrodes. Set the distance to 6 mm.
Note: 6 mm is 6 marks on the scale.
5. Pull the starter rope handle with force. If the ignition
module operates correctly, there is a clear blue
spark between the electrodes. If there is no spark,
examine the spark plug cable.
7.8.4 To examine the spark plug cable
If there is no spark when you do a spark test of the
ignition module, you must examine the spark plug cable.
1. Remove the ignition module. Refer to
disassemble the ignition system on page 25 .
2. Remove the spark plug cable and the spring from
the spark plug cap.
24 - Repair instructions
3. Turn the spring to remove it from the cable.
4. Cut approximately 5 mm of the cable.
5. Put the end of the cable against the stop of the
assembly pliers, refer to
Then close the pliers to make the new hole.
To
~ 5 mm
Servicing tools on page 8 .
1296 - 001 - 27.09.2019