Operator's Manual

Cutting-UnitSystem
Maintenance
BackLappingtheCutting
Units
Thisprocessisforrestoringthesharpcuttingedgestothe
cylindersandthebottomblades,whichareessentialfor
good-qualitygrasscutting.
Thisprocessremovesonlyasmallamountofmetaltorestore
thecuttingedges.Ifthebladeedgesareseverelywornor
damaged,removethecomponentpartsandhavethem
groundagain.
1.Lowerthecuttingunitstotheground.
2.Ensurethatthetractorengineisoffandthatthe
parkingbrakeisset.
3.Adjustthecuttingcylinderstothebottombladesto
obtaineetingcontact.
4.Applyamedium-grade,detergent-basedcarborundum
pastetothecuttingedgesofthecylinderswitha
long-handledbrush.
80-gradecarborundumpaste
WeightPartnumber
0.45kg(1lb)
63-07-088
11.25kg(25lb)
63-07-086
G014445
Figure37
5.Sitontheoperatorseat,startthetractorengine,and
settheenginespeedatidle.
WARNING
Ifyoutouchthecuttingunitswhentheengine
isrunning,youcouldbeseriouslyinjured.
•Ensurethattheareasurroundingthe
cuttingunitsisclearofpeople.
•Keephandsandfeetclearofthecutting
cylindersduringtheperiodwhenthe
tractorengineisrunning.
6.Settherotaryvalveattherearofthemachineto
REVERSE;refertoFigure38.
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