Toro 74969 - Page 54

g010870
Figure79
1.Brake-mountingbolt
B.Usingneedle-nosepliers,orbyhand,hold
thetabandremovetheshim(Figure80).
Note:Donotdiscardtheshimuntilthe
clutchisfunctioningproperly.
g010871
Figure80
1.Shim
C.Usingapneumaticline,blowoutanydebris
fromunderthebrakepoleandaroundthe
brakespacers.
D.Torqueeachbolt(M6x1)to12.3to13.7
N∙m(9.5to10.5ft-lb).
E.Usinga0.25mm(0.01inch)thickfeeler
gauge,verifythatagapispresentbetween
therotorandthearmaturefaceonboth
sidesofthebrakepoleasshowninFigure
81andFigure82.
Note:Duetothewaytherotorandthe
armaturefaceswear(peaksandvalleys)it
issometimesdifculttomeasurethegap
accurately.
g010872
Figure81
1.Feelergauge
g010873
Figure82
1.Feelergauge
•Ifthegapislessthan0.25mm(0.01
inch),theninstalltheshim;referto
UsingtheClutchShim(page53).
•Ifthegapissufcient,proceedtothe
safetycheckinstepF.
F.Performthefollowingsafetycheck:
i.Sitontheseatandstarttheengine.
ii.Makesurethatthebladesdonot
engagewiththeblade-controlswitch
(PTO)intheOFFposition,andthat
theclutchisdisengaged.
Iftheclutchdoesnotdisengage,
installtheshimagain;refertoUsing
theClutchShim(page53).
iii.Engageanddisengagethe
blade-controlswitch(PTO)10
consecutivetimestoensurethatthe
clutchisfunctioningproperly.
54