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G. TROUBLE SHOOTING CHART
TROUBLE CAUSE
ENGINE WILL NOT START
ENGINE WILL NOT IDLE ..........
PROPERLY
ENGINE WILL NOT
ACCELERATE, JACKS
POWER OR DIES
IN THE CUT
r .... ,,,,,,,,,,
ENGINE SMOKES
EXCESSIVELY
.......,, ,,,,
ENGINE RUNS HOT
0 INADEOUAEmR'
AND CHAIN
LUBRICATION
, , ,, , , ,L ,,,,,,,,,l.....
1. IgnitionSwitchoff.
2. Fueltankempty.
3, SParkPlugnotfiring.
4. Fuelno{reachingcarburetor,
5. Engineflooded.
6. Compression low.
1. Idle speed set too low.
!2. Idleslseedset too high.
3, Lowspeed screw requires adjustmeo{.
4_ Crankshaft seals worn.
5 Compressionlow.
,,,, ,
1, Cad_retorrequiresa_justmenL
• 2. Airfilterisdirty.
3 8park plugfouled.
4. Carbonbuild-upon exllaustport_
5. LowCompressinn
, , ,,,,,_ , ,, ,
1. Fuel mixture incorrect.
2. Choke partialtyon.
3, Highspeed needle requires adjustmenL
4. Air lilter dirty.
5. Crankcase leak. "
1. Fan housing/cylinder fins dirty.
REMEDY
1. Moveswitch to"Starl:"
2. Filllank wi_ correctfuel mixture.
3. Install neW plug and._r check ignllionsystem.
4_ Checkfordirtyfuelfitter;clean. Checkfor
kinked orsplit fuel line; repairorreplace.
5. See Starling Instructions.
6. ConraD{aqualified servicedeeler.
1. Adiustidlespeed _ clo_wise to
inciease speed.
;2" Adjustidle speed sinew ceunte/c_ockwise to
reduce speed.
3, See Carburetor Adjuslmeets.
4. Contact aqualified serv'_edeal_.
5. Contact aq ualified service dealer,
] ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,_l ,,
1. SeeCarburetorA_juslments,
2. Clean or replace ab"lilter.
3. C/ean orreplace SpadcPlug aed mgap.
4. ContactaqualifiedservicedeaJer,
5. Contact aqualified service dealer.
,,,,,,,,,,....... i, ,, ,,,
1. Ernptyfuel tank and refillwithcorreo{fuef
mixlure.
,2. PushChoke ixl.
3. See Carburetor Adjustments.
4, Clean or replace air f_ter.
5. Contact a qualified service dealer,
.......,,,,,,,,,,,,,,, ........,
1. Clean area.
2. Fu_ Mixture incorrect I2. See Engine Fuel Mixture.
3. High Speed Mlxtute set too low. 3, See Catburetor Adjustments.
4. Ca{ben build-upon spark arrestor screen. 4. See "Spark Arrestor".
15. Spark Plug incorrect. 5. Rep_acewithcorrectptugo
6. Carbonbuild_.uponexhaustpotts. 6. Contactaquatifiedservicedealer.
i ,,,,,,,u,,,,,,,,,, _ ,,, ..... i ,,,,, ,,,,, , ,,,,,
t Olltankempty. I. Filloiltank.
2. lmproperlyadjustedofler. 2. Adjustoiler,
3. Oilpumporoilfilterelogged. 3. Contactaqualifiedservicedeeler,
4. Guidebare_hotebfocked. 4. Removebarandc_ean,
CHAIN MOVES AT 1.
IDLE SPEED 2.
,.,, ,,, , _ , , ,
CHAIN DOES NOT MOVE 1.
WHEN ENGINE IS 2.
ACCELERATED 3.
4.
2.
3.
CHAIN CLATTERS OR
CUTS ROUGHLY
CHAIN STOPS WITHIN 1.
THE CUT 2.
3.
€_NCUTS AT
AN ANGLE
Idlespeed requires adjustment.
Clutch requires repair.
Chain _sion too t!g_.
Carburetor requires adjustmenL
Guide bar rails pinched.
Clutchslipping.
3.
4.
1,Cutters damaged after striking foreign
material.
Chain tension incorrect or loose, 2.
Chain wear due to contact with di_ sand or 3.
metalobject in wood.
Sprockel worn. : 4.
Cutters dull, impropedy sharpened; depth
gauges toohigh, 5.
............. ......... _ ,,,., ,
Chakl cutter topsnot filed fiat. 1.
Guide bar burred orbent; rail uneven. 2.
Clutch slipping. 3.
1. See Carburetor Adjustmenls.
2. Con_o{ =qualified serv_.:cedealer.
1, SeeCha,nTen_o_..
! 2. SeeCarburetorAdj_ustments.
Repairor replace.
Contact a qualified service dealer.
Contact a.qualified servicedeale_.
See Chain Tension.
Resharpen or replace chain.
Contact a qualified service de_Jer,
See Chain Sharpening Inslractions.
See Chain Sharpening Instructions,
Repair or replace Guide Bar,
Contact aqualified service dealer.
1. Cutters damaged on one side.
2. Chain duffon one side.
3. Guide bar bent, or worn.
1,
!2.
3.
Resharpen until all cutters haveequal angle_
and lengths.
Resharpen untilall cutters have equalangtes
and lengths.
Replace guide bar.
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