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Retighten the Steel Frame
The frame are two sections bolted together. Also the drawbar is bolted to the frame. These bolts need to be tightened
correctly. Check regularly if the bolts are tightened according to the specified torques below.
250 Nm
Wear Bushing Replacement on Boom Lift
The wear bushes are inspected and renewed, before they are worn
through.
1. Connect the trailer to a tractor and unfold the boom to working
position.
2. Lift the boom centre frame with a lifting device and support it,
until the load is taken off the parallelogram arms.
3. Remove the screws (A), and pull out the pins (B) at one of the
upper parallelogram arms and replace the wear bushes.
4. Refit the arm.
5. Repeat this on the other upper arm.
6. The lower arms must be disconnected simultaneously
7. Apply grease into all grease nipples.
8. Remove the lifting gear again.
Wear Bushing Renewal on Steering
If too much play is found in the steering, the wear bushes must be replaced. This should be done at your local HARDI dealer.
Suspension Rubber Dampers
If the rubber dampers loose their efficiency, they should be replaced.
1. Connect the sprayer to a tractor to prevent overbalancing.
2. Lift the rear end of the sprayer with e.g. a crane. Use lifting points as described in "Sprayer setup".
3. Loosen the nut below the suspension rubber dampers.
4. Remove the suspension rubber dampers and replace with new ones.
5. Tighten the nut below the suspension rubber dampers.
6. Lower the rear of the sprayer again.
250 Nm
180 Nm
6 - Maintenance
180 Nm
250 Nm
180 Nm
143
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