Husqvarna 572XP - 11 Ignition System; Dismantling; Cleaning and Inspection

English - 23
11.1 Dismantling
1. Remove the cylinder cover and starter unit. See
chapter Starter.
2. Disconnect the cables to the ignition module that is
connected to the contact on the Autotune unit. See
chapter Start/stop switch.
3. Release the lead (A) with cable (which connects to
the Autotune unit). See gure 1.
4. Remove the ignition cable (B) from the spark plug.
See gure 1.
5. Remove the M5 screws (C) with Torx T27 and lift o
the ignition module (D). See gure 1.
6. Clean and remove any dirt around the spark plug.
Unscrew the spark plug and t the piston stop in
spark plug hole. See gure 2.
7. Remove the two pawls (E) from the ywheel. See
gure 1 and 2.
8. Unscrew the ywheel nut. See gure 2.
9. Fit the ywheel puller. Tighten down the two M5x25
screws, approximately 10 turns. Exercise care on
saws with generators (XPG), which can be dama-
ged if the screws are tightened too deep. See gure
3. Tighten the centre bolt, while preventing rotation
with the holding tool until the ywheel releases. See
gure 4.
10. Remove the puller, nut, washer and ywheel.
A
D
B
E
C
13mm
11.2 Cleaning and inspection
1. Clean all parts, especially the tapers on the ywheel
and shaft.
2. Check the ywheel for cracks or any other signs of
damage.
3. Check all the cables and contacts for any wear or
damage.
Fig. 1
Fig. 3
Fig. 4
Fig. 2
11 Ignition system
Ignition system