Stihl FS 80 User Manual

•
Removepiston,see4.5.1.
•
Unhookguardfromhousing.
•
Removethescrewssecuringthe
twohalvesofthecrankcase.
-Partlyunscrewspindleofassem-
blytoolZS59100072220(left-
handthread).
•
HoldassemblytoolZSagainst
housinghalfonstartersideso
thatthenotchmarked"1"isat
thebottom.
•
Insertscrewsforthestarterco-
verintheholesmarked"15"and
tightenthemdownuntiltheyrest
againsttheperforatedplate.
Note:Assemblyfixtureswithout
holes"14"and"15"canbemodi-
fiedasillustratedabove.
Thediagramshowstheperforated
diskasseenfrombelow.
•
Turnspindle(1)anticlockwise
untilthecrankshafthasbeen
forcedoutofthedeepgroove
ballbearing.Thisalsocauses
thetwohalvesofthehousingto
comeapart.
•
Placesleeve(1)5910893170
(30mm)andsleeves(2)
59108931702(35mm)overthe
holesontheclutch-sidehalfof
thehousing.
-PositionassemblytoolZS
againstthesleevessothatthe
notchmarked"12"isatthe
bottom.
392RA038 VA
392RA040 VA
15
15
15
1
15
14/6
15
14
15
392RA204
31.3
10.9
4.7
52.3
30.5
23.4
33.6
35.7
5
30.5
23.4
5.5
14
VA
11
392RA041 VA
392RA052 VA
11
22 22
392RA042 VA
392RA039 VA
19

Stihl FS 80 Specifications

General

Engine Type	2-stroke
Displacement	25.4 cc
Cutting Diameter	420 mm
Shaft Type	Straight
Starter	Recoil
Sound Power Level	106 dB(A)
Fuel Capacity	0.44 liters
Vibration Level	4.5 m/s²