Toro PowerPlex 51880 - Chain Adjustment and Servicing; Adjusting Chain Tension; Servicing Guide Bar and Chain

movearoundtheguidebar.Ifitdoesnot,take
thechainsawtoanAuthorizedServiceDealer
forrepair.
AdjustingtheChain
Tension
ServiceInterval:Beforeeachuseordaily
Aftereachbatterydraincycle
Ensurethatthechainisproperlytensioned.Aloose
chainwillshortenthelifeofthedrivesprocketandthe
guidebarandmaybreakthechain.Anovertightened
chainwilloverheattheguidebarandchain,causing
rapidwearandpossiblemotorburnout.Also,check
thechaintensionafterafewcuts.Anewchainusually
stretchesandrequiresadjustmentafteritsrstuse.
Thechaintensioniscorrectwhenyouareabletouse
aglovedhandtopullthechainsmoothlyaroundthe
guidebar.Thechainshouldremainincontactwith
thebottomedgeoftheguidebar.
DANGER
Contactwiththechainsawteethcancause
seriouspersonalinjury.
•Removethebatterypackbeforeadjusting
ormaintainingthechainsaw.
•Alwaysweargloveswhenadjustingor
maintainingthechainsaw.
1.Placethechainsawonalevelsurfaceand
removethebatterypack;refertoRemovingthe
BatteryPack(page14).
2.Unfoldthewing-nuttabandloosen,butdonot
removethewingnutonthecover(Figure27).
3.Holdupthetipoftheguidebar(Figure28).
g192117
Figure28
4.Adjustthechain.
•Totightenthechain,turnthechain
tensioningknobclockwise.
•Toloosenthechain,turnthechain
tensioningknobcounterclockwise
Adjustthechainuntilthechaintouchesthe
bottomedgeoftheguidebar,thentightenthe
knobanadditional1/8to1/4turn.
5.Tightenthewingnutuntilitissnugandfoldthe
wing-nuttab(Figure29).
6.Checkthechaintension;ifthechainisloose,
repeatthisprocedure.
ServicingtheGuideBar,
Chain,andDriveSprocket
ServiceInterval:Yearlyorbeforestorage
DANGER
Contactwiththechainsawteethcancause
seriouspersonalinjury.
•Removethebatterypackbeforeadjusting
ormaintainingthechainsaw.
•Alwaysweargloveswhenadjustingor
maintainingthechainsaw.
1.Placethechainsawonaatsurfaceand
removethebatterypack;refertoRemovingthe
BatteryPack(page14).
2.Unfoldthewing-nuttabandremovethewingnut
thatsecuresthecover(Figure29).
g228710
Figure29
1.Chaintensioningknob
3.Wingnut
2.Cover
4.Wing-nuttab
3.Loosenthechainbyturningthechain-tightening
screwcounterclockwise(Figure29).
4.Separatethechainfromtheguidebarandset
themaside.
5.Removetheclip,spacer,anddrivesprocket
fromthechainsaw(Figure30).
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