100 Hours Service - Re-Tightening The Spray Boom; 100 Hours Service - Hydraulic Motor For Pump - Hardi NAVIGATOR VPZ Instruction Book

100 Hours Service - Re-tightening the Spray Boom

Due to several movements of the spray boom from driving in the field with an unfolded boom, you must re-tighten all
bolted connections on the boom centre and boom wings.
Where you find bolts with Nord-Lock washers, please tighten with the
following torques.
Bolt Size Torque (Nm)
M10 50
M12 85
M14 136
M16 208
M18 291
M20 408
M22 557
M24 703
M27 703
M30 703

100 Hours Service - Hydraulic Motor for Pump

Check the coupling parts.
1. Remove the lid by unscrewing the two bolts in the sides.
2. Check the condition of the rubber parts (A) in between the steel
claws (B). If the rubber parts are worn away, the motor will be noisy
when rotating, and the steel parts will wear out quickly.
In this case worn parts needs to be replaced, as follows.
3. Sprayer with high hitch only: Remove the hydraulic hoses from the
hydraulic motor.
4. Remove the hydraulic motor retaining bolts (C).
5. Lift away the hydraulic motor.
6. Replace the rubber part.
7. Refit the hydraulic motor so that the rubber and claw parts locate
in position, as in the picture.
8. Refit the retaining bolts (C).
9. Put the lid back on and mount the bolts.
÷
NOTE! Loosening the grub screws (D) is only necessary if the claw parts needs to be realigned.
6 - Maintenance
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