Husqvarna Automower 105 Operator's Manual page 42

disconnect L and connect a new boundary wire to L.
Connect the other end of this new wire at the middle
of the suspected wire section. Follow the same
approach as in 3 a) and 3b) above.
5. When the break is found, the damaged section must
be replaced with a new wire. Always use original
couplers.
42 - Troubleshooting 136 - 003 -