Stihl 108 User Guide
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![Page 47
)n3-
Sharpencorrectly
•Ifslightlydull:Use
flat file(3)0814 2123310-
Incaseofmore serious wearor
nicks:Resharpen withagrinder
maintain asharpening angleof
30
0(A) onthe cutting edge(1).
• Fileback thecutting edge
parallel tothe lines onthe sharpen
ing template.
• Resharpen frequently,take
away aslittle material as
possible -two orthree strokes
of the fileare usually enough.
46
ay
I!
~)
I--.-:-,-,I
\
\
Circular sawblade 200(chisel tooth)
Neverstraightenorweldabentor
cracked circularsawblade -it might...](http://img.usermanuals.tech/thumb/73/103592/w64_108-user-guide-1513608181_d-46.png "Page 47
)n3-
Sharpencorrectly
•Ifslightlydull:Use
flat file(3)0814 2123310-
Incaseofmore serious wearor
nicks:Resharpen withagrinder
maintain asharpening angleof
30
0(A) onthe cutting edge(1).
• Fileback thecutting edge
parallel tothe lines onthe sharpen
ing template.
• Resharpen frequently,take
away aslittle material as
possible -two orthree strokes
of the fileare usually enough.
46
ay
I!
~)
I--.-:-,-,I
\
\
Circular sawblade 200(chisel tooth)
Neverstraightenorweldabentor
cracked circularsawblade -it might...")
![Page 49
ReplacingStarterRope
andRewind Spring
2~
00
5
-6
0
]ID__2_-
Sharpen correctly
•Fileonly theback ofthe tooth (1).
• Ifslightly dull:Use
flat file(2)0814 2123310.
Incase ofmore serious wearor
nicks: Resharpen withagrinder
untilthetips(3)ofthe teeth are
restored tofull sharpness.
• Resharpen frequently,takeaway
as little material aspossible -two or
three strokes ofthe fileare usually
enough.
• Donot alter tooth profile.
Removing rewindstarter
•Layyour brushculler onitsback
with thegear head facing
up....](http://img.usermanuals.tech/thumb/73/103592/w64_108-user-guide-1513608181_d-48.png "Page 49
ReplacingStarterRope
andRewind Spring
2~
00
5
-6
0
]ID__2_-
Sharpen correctly
•Fileonly theback ofthe tooth (1).
• Ifslightly dull:Use
flat file(2)0814 2123310.
Incase ofmore serious wearor
nicks: Resharpen withagrinder
untilthetips(3)ofthe teeth are
restored tofull sharpness.
• Resharpen frequently,takeaway
as little material aspossible -two or
three strokes ofthe fileare usually
enough.
• Donot alter tooth profile.
Removing rewindstarter
•Layyour brushculler onitsback
with thegear head facing
up....")
![Page 52
SparkArrestingScreeninMufflerStoringtheMachine
1/4\41(.I•
0
l.1•4
4
II\
~
(0I0
I5]
loI0
Iftheengineislow onpower, checkthe
spark arresting screeninsidethemuffler.
• Pulloffthe spark plug
terminal (1).
• Take outshroud mounting
screws (2).
• Remove theshroud (3). •
Take outthescrews (4).
• Remove thecover (5).
• Remove thespark arresting
screen (6).
• Clean sparkarresting screen
if
necessary.
•
Ifscreenisdamaged orcoked up,
fit anew one.
• Refit thespark arresting screen.
• Fitthe cover.
• Fitthe shroud....](http://img.usermanuals.tech/thumb/73/103592/w64_108-user-guide-1513608181_d-51.png "Page 52
SparkArrestingScreeninMufflerStoringtheMachine
1/4\41(.I•
0
l.1•4
4
II\
~
(0I0
I5]
loI0
Iftheengineislow onpower, checkthe
spark arresting screeninsidethemuffler.
• Pulloffthe spark plug
terminal (1).
• Take outshroud mounting
screws (2).
• Remove theshroud (3). •
Take outthescrews (4).
• Remove thecover (5).
• Remove thespark arresting
screen (6).
• Clean sparkarresting screen
if
necessary.
•
Ifscreenisdamaged orcoked up,
fit anew one.
• Refit thespark arresting screen.
• Fitthe cover.
• Fitthe shroud....")
oo Ifthe spring haspopped outand uncoiled: • Wind upthe spring clockwise, from the inside outwards, untilitsoverall diameter is 50mm(2). • Usepointed nosepliers togrip spring about10mm (318)fromthe outer loopandrefit it. • Install therope rotor. 50 Tensioning therewind spring •Make aloopinthe starter ropeand use itto turn therope rotor seven full revolutions counterclockwise. • Hold therotor steady -straighten the twisted rope-release therotor. • Letgoofrope slowly sothat it winds ontotherotor. Thestarter gripmust befirmly seatedin therope guide bush. If grip droops toone side: • Add onemore turnonrope rotor to increase springtension. Whenstarter ropeisfully extended it must bepossible torotate therotor -another halfturn. • Ifthis isnot the case, thespring is overtensioned andcould break. • Take oneturn ofrope offthe rotor. • Refit andsecure thestarter cover and machine support.
SparkArrestingScreeninMufflerStoringtheMachine 1/4\41(.I• 0 l.1•4 4 II\ ~ (0I0 I5] loI0 Iftheengineislow onpower, checkthe spark arresting screeninsidethemuffler. • Pulloffthe spark plug terminal (1). • Take outshroud mounting screws (2). • Remove theshroud (3). • Take outthescrews (4). • Remove thecover (5). • Remove thespark arresting screen (6). • Clean sparkarresting screen if necessary. • Ifscreenisdamaged orcoked up, fit anew one. • Refit thespark arresting screen. • Fitthe cover. • Fitthe shroud. For periods ofabout 3months orlonger: • Drain andclean thefuel tank. • Runengine untilcarburetor isdry this helps prevent thecarburetor diaphragms stickingtogether. • Remove, cleanandinspect the ClLttingtool. • . Thoroughly cleanthemachine pay special attention tothecylinder fins and airfilter. • Store themachine inadry,high or locked location -out ofthe reach of children andother unauthorized persons. 51
MaintenanceChart Pleasenotethatthefollowing maintenance intervalsapplyfornormal operating conditions only.Ifyourdaily working timeislongerthannonmal orconditionsg.?-a.are difficult (verydusty workarea, etc.),shorten thespecified intervalsaccordingly.-c0000E(ijL:-S~.~Olc>-£Ol=:cE(JOl~.>
Theuser ofthe brushcutter maycarry out only themaintenance operations described inthis manual. Otherrepair work may beperformed onlybyanau thorized STIHLService Shop. warranty claimsfollowing repairscan be accepted onlyifthe repair has been performed byan authorized STIHL Service Shopusing original STIHL spareparts. Original STIHLpartscanbeidentified by theSTIHLpartnumber, thelogo STIHCand theSTIHL parts symbol lSI,.Thesymbol may appear alone onsmallparts. Specifications Engine Single cylinder two-stroke engine Model FS88 FS108 Displacement: 25.4cm334.4cm3 (1.55cu.in)(2.10cu.in) Bore: 34mm 37mm (1.34 in)(1.46 in) Stroke: 28mm 32mm (1.10 in)(1.26 in) Engine power: 0.9kW1.1kW (to ISO 8893) (1.2bhp) (1.5bhp) Max. permissible engine speed with metal cutting tool(rpm): 12,000 12,000 Max. output shaftspeed (toolmoun- ting)(rpm): 88009000 Idle speed (rpm):28002800 Ignition System Fuel System Carburetor: All position diaphragm carburetor with integral fuelpump Air filter: Foam andfeltelements Fuel tankcapacity: 0.69 I(1.45 USpt) Fuel mix: see chapter Fuel Weight withoutcuttingtool and deflector: Type: Electronic (breakerless) magneto ignition Spark plug (suppressed): Electrode gap: Spark plugthread: Bosch WSR6 F or NGK BPMR 7A; Heat range 200 0.5 mm (0.02 in) M 14 x1.25; 9.5 mm long (0.37 in) FS88with bike handle FS88with loop handle FS 108 with bike handle FS1-08withloop handle 6.5 kg (14.31b) 5.9 kg (13.0Ib) 7.1kg (15.6Ib) 6.5 kg (14.3Ib) 53
~ModelTool SoundSound power Vibration VibrationIpressure levelLweqacceleration acceleration level L peqto toto to ISO 108841)ISO7916 ISO7916 ISO 79171 )Idle speed Max.RPM (m/s2 )(m/s2 ) Handle Handle dB (A)dB(A)riQhtleft right~FS882 )Mowina head 98 1092.7 2.4415.7 FS882 )Metal tool 95 1032.7 2.4 5.0 6.3 FS 88R3 )Mowina head98 1092.5 2.06.3 6.3 FS88R4)Metal tool 95 103 2.5 2.0 9.46.7 FS1082 )Mowina head 991112.4 3.72.4 2.8 FS1082 )Metal tool 96 1052.43.72.12.5 FS 108 R3 )Mowina head 991111.8 1.84.4 5.4 FS 108 R 4)Metal tool 96 1051.82.24.4 3.5 1) 2) 3) 4) 54 Weighted equivalent levelincludes idlingandmaximum RPMwiththesame duration ofexposure Version withbikehandle Version withloop handle Version withloop handle withstandoff lever
SpecialAccessories CuttingTools12Circularsawblade 200Nylon lineformowing heads(scratcher tooth)**STIHL«Supercut 2-2»411271342012.4mm/0.095(orange) -for1to8 4002 7102140 15m/50ft00009302243 13Circular sawblade 200 44m/144ft000093022442STIHL «Supercut 20-2» (chiseltooth)..87m/285ft 000093022454002710216241127134203261m/856ft 00009302246 434m/1424ft 00009302247 3Mahkopf STIHL·«Autocut 24-2» 40027102109 2.7mm/0.105(red) -for7and 84STIHL «Autocut 25-2» 4002710210810.7m/35ft 00009302218 72m/236ft 00009302224 5 STIHL «Autocut 30-2» 4002 7102107 Thermoplastic blades6STIHL«Polymatic 30-2» for8 4002 7102120 Packof12 41110071001 7STIHL «Fixed LineHead» 40017132100Transport guards for9to114119 79039068STIHL «Polycut 40-3» for12and 13 41197903901 41117102100 9Grass cuttingblade230-4*Other special accessories40017133801 Shoulderstrap Full b~mess10Grass cut1ing blade230-8*Goggres 4001 7133803 STIHLmultipurpose grease 11Brushknife250-3*Notapproved forFS 88and (80g/3oztube) 0781120110941127134100FS108 with loop handlewithout(225 gl8oztube) 07811201110 standoff lever STIHLgearlubricant (80 g/3oztube) 07811201117 Not approved forFS 88and (225g/8oztube) 0781 1201119FS108 with loop handle 55
&WARNING! Theengineexhaustfromthisproduct contains chemicals knowntotheState ofCaliforniatocausecancer.birth defectsorother reproductiveharm. englisch/english U.S.A.