Cutting Blades - Craftsman 247.28902 Operator's Manual

ifyour t ractor has notbeen put into useforanextended period oftime,
charge thebattery a sfollows:
1. Setyour battery charger todeliver a maxof10amperes.
Ifyour battery c harger isautomatic, charge t hebattery u ntil t he
charger Indicates that c harglng Iscomplete. Ifthecharger isnot
automatic, charge f ornofewer than eight h ours.
FUSE
One20AMPfuseisinstalled inyour I ractor's w iring harness toprotect
thetractor's electrical system fromdamage c aused b yexcess'we
amperage.
Iftheelectrical system doesnot function, oryour t ractor's engTne will
not crank, first check tobecertain that t hefuse hasnotblown. Itcan
befoundattherear o ftheunit, u nderneath thefender l ocated bythe
battery.
CUTTING BLADES
Periodically inspect theblade and/orspindle forcracks o rdamage,
especially afteryou've s truck a foreign object. Donot operate t he
machine u ntil d amaged components arereplaced.
Toremove t heblades, p roceed a sfollows.
1. Remove thedeck frombeneath t hetractor, (refer t o Curling Deck
Removal earlier in this section) t hen gently flipthedeck overto
expose Itsunderside.
2. Placea brock o fwood between t hecenter deckhousing baffle
andthecutting b lade toactasa stabilizer.
SeeFig.21.
Figure 21
b
4.
Remove t hehex flange n ut thatsecures thebrade tothespindle
assembly. SeeFig. 2 1.
Toproperly sharpen t hecuffing b lades, remove equal amounts
ofmetal from both ends oftheblades a long thecutting e dges,
parallel tothetrailing e dge, a ta 25 °- to30 ° angle. Always grind
each cutting b lade edge equally t omaintain proper blade balance.
SeeFig. 2 2.
%,. J
Figure 22
lany me_s presen_he blades w ith newones.
5. Testtheblade's balance usinga blade balancer. Grind metal from
theheavy sideuntil i t balances e venly.
NOTE:Whenreplacing t heblade, b esuretoinstall theblade with the
sideof theblademarked "Bottom" (orwitha partnumber s tamped i n
it)facing theground when themower isintheoperating p osition.
I liiv£ ,jejnl[e]O --
JUse a torque wrench t otighten t heblade spindle hexflangenutto 1
!between 70Ibs-ft a nd90tbs-ft. J
CHANGING THE DECK BELT
I_vATI_'I;!011_[_
Besure toshut t heengine off, r emove ignition key,disconnect the ]
spark plug wire(s) andground a gainst t heengine t oprevent unin-
!
tended s tarting before removing t hebelt.
mnmnimmn [, : uj j [o]o
IAIIbellsonyourtractor a resubjeci t o,,,,'ear andshould be replaced i f
Ianysigns ofwear arepresent.
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