Toro TimeMaster 20976 - Maintenance Safety; Preparing for Maintenance; Servicing the Air Filter

AdjustingtheSelf-Propel
Drive
Wheneveryouinstallanewself-propelcableorif
theself-propeldriveisoutofadjustment,adjustthe
self-propeldrive.
1.Turntheadjustmentknobcounterclockwiseto
loosenthecableadjustment(Figure38).
g027231
Figure38
1.Handle(leftside)
4.Turntheknobclockwiseto
tightentheadjustment.
2.Adjustmentknob5.Turntheknob
counterclockwiseto
loosentheadjustment.
3.Self-propel-drivecable
2.Adjustthetensiononthecable(Figure38)by
pullingitbackorpushingitforwardandholding
thatposition.
Note:Pushthecabletowardtheengineto
increasethetraction;pullthecableawayfrom
theenginetodecreasethetraction.
3.Turntheadjustmentknobclockwisetotighten
thecableadjustment.
Note:Tightentheknobrmlybyhand.
ServicingtheBlade-Drive
System
ServiceInterval:Every50hours
1.Removetheblade-drivesystemcover(Figure
39).
g016491
Figure39
1.Bolts
2.Cover
2.Brushorblowoutdebrisfromtheinsideofthe
shieldandaroundalltheparts.
3.Holda0.25mm(0.010inch)feelergauge,a
pieceofpaper,oranotecardagainstthewall
andslideitdownbehindthebelttensionspring.
Note:Ifthereisavisiblegapbetweenthe
gaugeandthespring,tightentheadjustingbolt
andthenutuntilthepaperbarelyslidesfreelyin
andoutofthegap(Figure40).
g017221
Figure40
1.Belt-tensionspring4.Adjustingnut
2.Adjustingbolt5.Blade-drivebelt
3.Gap
6.Wall
Important:Donotovertightentheadjusting
bolt.Thiscoulddamagetheblade-drivebelt.
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