10 Intake System; Tools, Servicing Aids; Disassembling The Intake System - Stihl 4180 Series Service Manual

10 Intake System

10.1

Tools, Servicing Aids

Screwdriver – 0000 890 2305
–
Socket, T27x125 – 0812 542 2104
–
Screwdriver, T27x200 – 5910 890 2415
–
Torque wrench – 5910 890 0302
–
Torque wrench – 5910 890 0312
–
Screwdriver, Q-SW 8x200 – 5910 890 2420
–
10.2

Disassembling the Intake System

Remove the shroud, @ 4.2.
N
Remove the filter element (13).
N
Remove the nuts (14).
N
Pull the hose (2) off the filter housing (12).
N
Remove the filter housing (12).
N
Remove the gasket (11).
N
Series 4180 Powerhead
1
2
3
4
16
(9 Nm / 80 lbf. in.)
5
6
7
8
9
15
D5x28
M5 (2 Nm / 18 lbf. in.)
Use screwdriver 0000 890 2305 to unhook throttle
N
rod (8) from carburetor's throttle lever.
Pull hoses (3, 4) off the carburetor.
N
Pull impulse hose (1) off the carburetor.
N
Remove the carburetor (10).
N
Remove the gasket (9).
N
10
11
12
13
14
8
23