
6 - Maintenance
89
250 Hours Service - Hoses and tubes
Check all hoses and tubes for possible damages and proper attachment. Replace damaged hoses or tubes.
250 Hours Service - Wheel bearings
Check for play in the wheel bearings:
1.
Place stop wedges in front of and behind LH wheel and jack up RH
wheel.
2.
Rock the RH wheel to discover possible play in the bearings.
3.
If any play, support the wheel axle to prevent the trailer from falling
down from the jack.
4.
Remove hub cap (A) and cotter pin (B). Turn the wheel and tighten
the castle nut (C) until a slight resistance in the wheel rotation is
felt.
5.
Loosen the castle nut until the first notch - horizontal or vertical is
aligned with the cotter pin hole in the shaft.
6.
Fit a new cotter pin and bend it.
7.
Fill the hub cap with fresh grease and screw it on to the hub again.
8.
Repeat the procedure on LH wheel.
1000 Hours Service - Transmission shaft
Change the protection tube nylon bearings as described under “Shield replacement on transmission shaft”.
1000 Hours Service - Wheel bearings
Check the condition of the bearings in the following way:
1.
Place stop wedges in front of and behind LH wheel and jack up RH
wheel.
2.
Support the trailer with axle stands.
3.
Remove the wheel.
4.
Unscrew the 4 Allen bolts and remove the hub cap (A), cotter pin
(B) and castle nut (C).
5.
Pull off the wheel hub assembly (D). Use a wheel puller if necessary.
6.
Remove roller bearings (E), clean all parts in degreasing detergent
and dry them. Inspect bearings (E) and replace if necessary.
7.
Pack bearings (E) with fresh wheel bearing grease and re-install
using a new seal (F).
8.
Turn the wheel and tighten the castle nut (C) until a slight
resistance in the wheel rotation is felt.
9.
Loosen the castle nut until the first notch (horizontal or vertical) is
aligned with the cotter pin hole on the shaft.
10.
Fit a new cotter pin and bend it.
11.
Fill the hub cap with fresh grease and re-attach it onto the hub.
12.
Repeat the procedure on the LH wheel.
ATTENTION! The shaft has a vertical and an horizontal cotter pin hole. Use the one first aligned with the notch when
loosening the castellated nut.
±
WARNING! If you do not feel totally confident changing wheel bearings, contact your HARDI® dealer’s workshop.
Содержание NAVIGATOR 3000
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Страница 10: ...1 Welcome 8 ...
Страница 36: ...3 Description 34 ...
Страница 52: ...4 Sprayer setup 50 ...
Страница 82: ...5 Operation 80 ...
Страница 104: ...7 Fault finding 102 ...
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