Toro 31230N - Brake Maintenance; Adjusting the Service Brakes; Adjusting the Parking Brake

3.Workingfromthefansideoftheradiator,blowout
debriswithlowpressure(50psi)compressedair(do
notusewater).Repeatthestepfromthefrontofthe
radiatorandagainfromthefanside.
4.Aftertheradiatoristhoroughlycleaned,cleanout
debristhatmayhavecollectedinthechannelatthe
radiatorbaseandaroundtheframe.Also,cleanout
theenginecompartmentandbrakelinkagetoassure
optimumperformance.
5.Closethecleanoutcoverandsecuretheangenut.
6.Closethehood.
BrakeMaintenance
AdjustingtheServiceBrakes
Adjusttheservicebrakeswhenthereismorethan25mm(1
inch)offreetravelofthebrakepedal,orwhenthebrakes
donotworkeffectively.Freetravelisthedistancethebrake
pedalmovesbeforeyoufeelbrakingresistance.
Note:Usethewheelmotorbacklashtorockthedrums
backandforthtoensurethatthedrumsarefreepriortoand
afteradjustment.
1.Toreducefreetravelofthebrakepedals,tightenthe
brakesbylooseningthefrontnutonthethreadedend
ofthebrakecable(Figure36).
1
2
Figure36
1.Brakecables2.Frontnuts
2.Tightentherearnuttomovethecablebackwarduntil
brakepedalshave1.27to1.9cm(1/2to3/4inch)of
freetravel,beforewheellockupisachieved.
3.Tightenthefrontnuts,ensuringthatbothcables
actuatethebrakessimultaneously.
AdjustingtheParkingBrake
Iftheparkingbrakefailstoengage,anadjustmenttothe
brakepawlisrequired.
1.Loosenthe2screwssecuringtheparkingbrakepawl
totheframe(Figure37).
37