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6 - Maintenance
100 hours service - Check/adjust drawbar (Fixed drawbar only)
If too much play is found in the lateral movements of the drawbar it
must be adjusted. Regulate on the turnbuckles (A) on each side in
order to adjust and centre the drawbar.
250 hours service - Readjustment of the boom
See section "Occasional maintenance".
250 hours service - Hydraulic circuit
Check the hydraulic circuit for leaks and repair if any.
WARNING! Hoses for boom lifting device must be changed after every 5 years of use.
250 hours service - Hoses and tubes
Check all hoses and tubes for possible damages and proper attachment. Renew 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 fal-
ling down from the jack.
4. Remove hub cap (A) and cotter pin (B). Turn the wheel and
tighten the castellated nut (C) until a slight resistance in the wheel
rotation is felt.
5. Loosen the castellated nut until the first notch - horizontal or ver-
tical - 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.
6.7
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