Toro 74523 - Page 42

A.Loosenbothbrakemountingbolts1/2to1full
turnasshowninFigure60.
Note:Donotremovethebrakepolefromthe
eldshell/armature.Thebrakepolehasworn
tomatchthearmatureandneedstocontinueto
matchafteryouremovetheshimtoensurethe
properbraketorque.
Figure60
1.Brake-mountingbolt
B.Usingneedle-nosepliers,orbyhand,removethe
shim.
Note:Donotdiscardtheshimuntilyouconrm
thattheclutchfunctionsproperly.
Figure61
1.Shim
C.Usingapneumaticline,blowoutanydebrisunder
thebrakepoleandaroundthebrakespacers.
D.Torqueeachbolt(M6x1)to12.3to13.7N∙m
(9.5to10.5ft-lb).
E.Usinga0.010inchthick-feelergauge,verifythat
agapispresentbetweentherotorandarmature
faceonbothsidesofthebrakepoleasshownin
Figure62andFigure63.
Note:Duetothewaytherotorandarmature
faceswear(peaksandvalleys),itissometimes
difculttomeasurethetruegap.
Figure62
1.Feelergauge
Figure63
1.Feelergauge
•Ifthegapislessthan0.010inch,theninstall
theshimandreferto(page).
•Ifthegapissufcient,proceedtothesafety
checkinstepF.
F.Performthefollowingsafetycheck:
i.Sitontheseatandstarttheengine.
ii.Makesurethatthebladesdonotengage
whentheblade-controlswitch(PTO)
isintheOFFpositionandtheclutchis
disengaged.
Note:Iftheclutchdoesnotdisengage,
installtheshim,andreferto(page).
iii.Engageanddisengagetheblade-control
switch(PTO)10consecutivetimesto
ensurethattheclutchisfunctioning
properly.
Note:Iftheclutchdoesnotengage
properly,referto(page).
42