Husqvarna 543 XP Workshop Manual page 48

Repair Instructions
Troubleshooting the heating element, rear
handle
1
Connect the multimeter as outlined in Figure 55
and measure the resistance in the rear handle's
heating element.
2
The multimeter reading should indicate between
0.4 Ω and 0.6 Ω. Replace the heating element if
you get another reading.
• Check the heating element for cracks or ther-
mal deformation. If necessary, replace it with a
new one.
• If the lead wires covering material is damaged
or worn, replace it with a new one.
Troubleshooting the heating element, front
handle
1
Connect the multimeter as outlined in Figure 56
and measure the resistance in the front handle's
heating element.
2
The multimeter reading should indicate between
1.8 Ω and 2.4 Ω. Replace the front handle if you
get another reading.
• If the lead wire is open-circuted or its covering
material is worn or damaged, replace it with a
new one.
Troubleshooting the generator
1
Connect the multimeter to the generator cable and
the heater coil as outlined in Figure 57.
2
The multimeter reading should indicate between
0.9 Ω and 1.1 Ω. Replace the generator if you get
another reading.
• Check for cracks and thermal deformation. If
necessary, replace with a new one.
• If the lead wire is damaged, replace with a new
one.
48
- English
0.4 - 0.6
Fig 55
1.8 - 2.4
Fig 56
0.9 - 1.1
Fig 57
B
A