Ignition System; Tools, Servicing Aids; Removing The Flywheel - Stihl 4180 Series Service Manual

8

Ignition System

13
13
12
D4x18 (4,5 Nm / 40 lbf. in.)
M8x1 (17 Nm / 150 lbf. in.)
8.1

Tools, Servicing Aids

Socket, T27x125 – 0812 542 2104
–
Setting gauge – 4118 890 6401
–
Locking screw – 4282 890 2700
–
Puller – 4119 890 4501
–
Torque wrench – 5910 890 0302
–
Torque wrench – 5910 890 0312
–
Screwdriver, T20 – 5910 890 2301
–
Screwdriver, T27x200 – 5910 890 2415
–
Socket, 13 mm, long – 5910 893 2804
–
ZAT 4 ignition system tester – 5910 850 4503
–
ZAT 3 ignition system tester – 5910 850 4520
–
OH 723 press fluid – 0781 957 9000
–
Standard commercial solvent-based degreasant
–
containing no chlorinated or halogenated
hydrocarbons
8.2

Removing the Flywheel

Remove the shroud, @ 4.2.
N
Remove the fan housing, @ 7.1
N
Series 4180 Powerhead
14
P4x10 (0,8 Nm / 7 lbf. in.)
15
16
M10x1
(12 Nm / 106 lbf. in.)
17
18
11
1
2
9
10
25
Pull the boot (14) off the spark plug (16).
N
Unscrew the spark plug (16).
N
Fit the locking screw 4282 890 2700 (25).
N
Remove the clutch, @ 9.2.
N
Unscrew the nut (11).
N
3
5
4
6
7
D5x28
(9 Nm / 80 lbf. in.)
8
17