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4.1. PRACTICAL RECOMMENDATIONS FOR THE
SERVICING OF YOUR SPRAYER
• By cleaning your sprayer regularly during and at the end of treatment seasons:
- You will avoid spraying chemical residues on the crops.
- You will ensure a good distribution of the product, while eliminating total or partial blockage of the nozzles.
- You will increase your sprayer's life.
CAUTION: Carry out the sprayer's maintenance operations with the engine switched off,
the ignition off and the power take-off disconnected.
4.2. CHECKS BEFORE SPRAY SEASON
• Check tyres pressure: See table, page 10.
• Checking nut tightness (see below).
• Filter: Make sure that the suction fi lter is clean and in good condition.
• Pipes: Look for any leaks, check for kinks in the pipes.
• Seals and fi ttings: Check to ensure that nuts and connectors are tightened, change the seals if necessary.
• Pump / Speed-increasing unit: Change oil.
• Tank: Check that there is no foreign matters inside the tank.
• Check fl ow rate of the sprayer.
4.3. PRECAUTIONS AGAINST FROST
• Drain the tank.
• Drain the spraying circuit:
- Disconnect all lower ends of pipes and leave to drip dry.
- Move several times: the control lever of the distributor or switches of the electric box.
• Drain the pump or fi ll it with antifreeze.
4.4. CHECKING NUT TIGHTNESS
CAUTION: On receipt and before each treatment season, after 1 hour’s use, after 1 day’s
work and then regularly, check the tightness of the nuts:
- The wheel bolts.
- The axles fastening.
- The coupling fastening.
TIGHTENING TORQUES OF WHEEL NUTS
• Dia. 14: 127 Nm.
• Dia. 16: 198 Nm.
• Dia. 18: 283 Nm.
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