Stihl 4180 Series - Spark Plug Boot and Ignition Module Service

Series 4180 Powerhead8
4.1 Tools, Servicing Aids
– Socket, T27x125 – 0812 542 2104
– Torque wrench – 5910 890 0302
– Screwdriver, T27x200 – 5910 890 2415
4.2 Removing the Shroud
N Unscrew the screws (3) and remove them with the air
filter cover (4).
N Unscrew the screws (2) and remove them with the
shroud (5).
4.3 Removing the Cover
N Loosen the screw (6) and remove it with the cover (1).
4.4 Mounting the Cover
N Fit the cover (1) in position.
N Insert and tighten down the screw (6).
4.5 Installing the Shroud
N Place the shroud (5) in position.
N Insert and tighten down the screws (2).
N Fit the air filter cover (4) in position.
N Insert and tighten down the screws (3).
4 Shroud
M5x12 (4 Nm / 35 lbf. in.) 6
1
2 D5x24 (6 Nm / 53 lbf. in.)
3 M5x12 (4 Nm / 35 lbf. in.)
3 M5x12 (4 Nm / 35 lbf. in.)
4
5
D5x24 (6 Nm / 53 lbf. in.) 2
2 D5x24 (6 Nm / 53 lbf. in.)
0000-GXX-1909-A0