Landoll 2220 Series, Руководство оператора

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4-5 WHEEL BEAR ING MAIN TE NANCE
Wheel bear ing main te nance should be per -
formed at the be gin ning of every sea son of use.
Check the wheel bear ings pe ri odi cally for ex ces -
sive end play. If needed, ad just or re place them
us ing the fol low ing pro ce dure:
4-5.1 Place the frame on blocks or stands suf -
fi cient to lift the tire clear of the ground.
4-5.2 Re move the hub cap, cot ter pin, slot ted
nut and washer.
4-5.3 Re move the hub. Clean and in spect the
bear ings and hub cav ity. Re place any worn
or de fec tive parts.
4-5.4 Re pack the bear ings us ing a high-
quality wheel bear ing grease.
4-5.5 Re place the hub with a new seal and
the in ner bear ing in place.
4-5.6 In stall the outer bear ing cone, washer
and slot ted nut.
4-5.7 Tighten the slot ted nut while ro tat ing the
hub un til there is a slight re sis tance to wheel
ro
ta tion. Then, back the slot ted nut off one
notch, un til the wheel ro tates freely with out
end play.
4-5.8 In stall a new cot ter pin and re place the
hub cap.
4-6 LU BRI CA TION
Sev eral parts of the Model 2220 Se ries Disc
Chisel need pe ri odic lu bri ca tion. Use of a high
grade multi- purpose grease is rec om mended. Re fer
to the Disc Chisel Lu
bri ca tion Chart (See Fig ure
4-4) to lo cate lu bri ca tion points and for a rec om -
mended main te nance sched ule.
4-7 HY DRAU LIC MAIN TE NANCE
4-7.1 Check the trac tor hy drau lic fluid level
per trac tor own ers man ual and af ter any
leak age. Check fluid level with the cyl in ders
in the re tracted po si tion.
4-7.2 If a cyl in der or valve leaks, dis as sem ble
the parts to de ter mine the cause of the leak.
Any time a cyl in der is opened up, or when -
ever any seal re place ment is nec es sary, it is
ad
vis able to clean all parts and re place all
seals. Seal kits are avail able from your Lan -
doll dealer.
4-7.3 Check all hy drau lic hoses weekly. Look
for bind ing or crack ing. Re place all worn or
de fec tive parts im me di ately.
4-8 STOR AGE
4-8.1 The serv ice life of the Disc Chisel will
be ex tended by proper off- season stor age
prac tices. Prior to stor ing the unit, com plete
the fol low ing pro ce dures:
a. Com pletely clean the unit.
b. In spect the ma chine for worn or de fec tive
parts. Re place as needed.
c. Re paint all ar eas where the origi nal paint
film is worn off.
d. Grease all ex posed metal sur faces of
shanks, points and discs.
e. Lu bri cate each point of the ma chine as
stated in Sec tion 4-6.
4-8.2 Store the unit in a shed or un der a tar -
pau lin to pro tect it from the weather. The
ground tools and tires should rest on boards,
or some other ob ject, to keep them out of the
soil.
4-4