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Instruction manual
Bromyard Industrial Estate, Bromyard,
Herefordshire, HR7 4HS, UK
Tel: + 44 (0) 1885 482397
Fax: + 44 (0) 1885 483043
E-mail: enquiries@micron.co.uk
URL: http://www.micron.co.uk

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Summary of Contents for Micron Ulva+

  • Page 1 Instruction manual Bromyard Industrial Estate, Bromyard, Herefordshire, HR7 4HS, UK Tel: + 44 (0) 1885 482397 Fax: + 44 (0) 1885 483043 E-mail: enquiries@micron.co.uk URL: http://www.micron.co.uk...
  • Page 3: Table Of Contents

    CONTENTS Page Description ..........................1 Safety ............................2 Operator protection........................2 Preparing for spraying ....................... 3 Mixing, filling and calibration ....................4 Before spraying ........................10 To start spraying ........................12 To stop spraying – at the end of each spray pass/row .............. 13 To stop spraying –...
  • Page 4: Safety

    Only use ULV formulations with a backpack if appropriate chemically resistant tubing is available (e.g. Micron Micropaks fitted with EVA tubing). SAFETY Using agrochemicals is a hazardous process. Operators should comply with all relevant legislation and/or regulations governing the use of agrochemicals and should use appropriate personal protective equipment (see ‘OPERATOR PROTECTION’).
  • Page 5: Preparing For Spraying

    Do not overtighten. Make sure the red cap or refilling point is in line with the extension tube. Instructions on assembling Micron Micropak backpacks are contained inside the tank. N.B. the feed tube from the Micropak must be securely connected to the flow valve which should be fitted into the valve retaining clamp on the battery case and the hose connections secured with the clips supplied.
  • Page 6: Mixing, Filling And Calibration

    Mixing and filling is generally the most hazardous process in the spraying operation. Always follow the label instructions. Always use a filter (fitted in the Micron Mi- cropak backpacks) and use a funnel if directly filling the spray bottle. Only mix enough spray for the area to be treated if using water-based mixtures to avoid the need for disposal of unused spray mix.
  • Page 7 ‘very toxic’, ‘toxic’ or ‘corrosive’ or carries the warning ‘risk of serious damage to the eyes’. Micron do not generally recommend using spray mixes of more than ten times the maximum concentration recommended for high volume application with knapsack sprayers.
  • Page 8 Finish filling the tank with clean water. Replace the tank lid. Wipe the tank with a dry cloth. Place the tank on the operator‘s back. Mix well by gently shaking the tank. Transfer the spray mix to the one litre When the bottle is filled to the 1 litre bottle on the spray head (by placing the mark stop filling.
  • Page 9 CALIBRATION ULV FORMULATIONS The table below indicates the relationship between spray volume, flow rate and walking speed for the ULVA+ as per the following formula: Flow rate (ml/min) = 6 x spray pass interval (m) x total spray volume (l/ha) x walking speed (m/s) Spray volume Spray pass Feed nozzle Flow rate*...
  • Page 10 Example: Required spray volume = 1 l/ha; Spray pass interval = 5m Flow rate measured = 40 ml/min Flow rate (ml/min) = 1.33 Walking speed (m/s) = 6 x spray pass interval (m) x total spray volume (l/ha) 6 x 5 x 1 i.e.
  • Page 11 N.B. Do not exceed 3 metre spray pass intervals when using water-based spray mix- tures (with the sprayer set at five batteries) since the larger spray droplet sizes being used could then result in poor spray coverage and product efficacy. Spray pass inter- vals should be reduced as crop height increases.
  • Page 12: Before Spraying

    BEFORE SPRAYING Since wind is used to distribute and deposit the spray the ULVA+ must always be held downwind of the operator. Never spray without a crosswind of at lease 1 m/s (3.6 km/hr) since good results depend on overlapping spray deposits from successive spray passes i.e.
  • Page 13 Check that the correct number of batteries is being used for the intended application – five for water-based products to be applied at 10 to 20 litres/hectare, six to eight for ULV formulations to be applied at 1 to 3 litres/hectare. The number of batteries can be altered by removing both battery adjustment screws on the battery case, pushing the extension tube into the battery case as far as it will go and replacing both battery adjustment screws at the desired setting.
  • Page 14: To Start Spraying

    TO START SPRAYING Hold the spray head downwind between 0.5 to 1.0 metres above the top of the crop canopy. Switch on the sprayer, check the atomiser disc starts spinning (never touch the atomiser disc when spinning or hold the spray head too close to the operator) and then turn over the sprayer.
  • Page 15: To Stop Spraying - At The End Of Each Spray Pass/Row

    TO STOP SPRAYING – at the end of each spray pass/row At the end of each spray pass or row turn the sprayer over (so that the spray bottle is underneath the spray head) to stop the liquid flow, then switch off the sprayer. Move upwind to the start of the next spray pass and start spraying again.
  • Page 16 2. It is essential to clean the sprayer and tank thoroughly after use. Never immerse the spray head in water or under a tap, since this will destroy the electric motor. If using water-based mixtures a water and detergent mix should be put in the tank, swilled around, and then sprayed out onto the treated area or an area of waste ground.
  • Page 17: Storage And Maintenance

    STORAGE AND MAINTENANCE Before storing the ULVA+ for long periods remove the motor and dry it to avoid corrosion. To disassemble the spray head remove the atomiser disc and feed nozzle, unscrew the four screws in the motor housing and then detach the front part of the motor housing.
  • Page 19: Parts List - Ulva+/Refilling System/Micropak Backpack

    ULVA+ PARTS LIST DESCRIPTION PART DESCRIPTION PART BOTTLE CAP – BLACK 3216 BUNG 5415 AIR VENT TUBE – 0.20M 3512/20 TERMINAL RING 5575 WIRE, 1.00MM, BLACK – 0.94M 4134/94 NUT, M5, WING 6019 WIRE, 1.00MM, RED – 0.98M 4368/98 WASHER, M5 X 25 OD X 1.5 THICK 6020 SPRING HOLDING PIN 4447...
  • Page 20: Troubleshooting

    TROUBLESHOOTING A) Atomiser disc spins but does not spray or sprays irregularly. Check: The feed nozzle. If the feed nozzle is incorrectly fitted refit it properly, if it is blocked remove and soak in soapy water. Never blow through the feed nozzle with your mouth.
  • Page 21 DECLARATION OF CONFORMITY Name of manufacturer or supplier: Micron Sprayers Ltd. Full postal address: Bromyard Industrial Estate, BROMYARD, Herefordshire Country of origin: England Post code: HR7 4HS Description of Product: Battery powered, hand-held agricultural spraying machine. Name and model number of machine: ULVA+...
  • Page 22 NOTES...

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