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Micron Sprayers Micronair AU8000 Operator's Handbook And Parts Catalogue

Micron sprayer owner's manual
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Micron Sprayers Limited
Bromyard Industrial Estate
Bromyard
Herefordshire HR7 4HS
United Kingdom
Tel:
(01885) 482397
+44 1885 482397
Fax:
(01885) 483043
+44 1885 483043
E-mail:
micron@micron.co.uk
Web site:
www.micron.co.uk
AU8000
SPRAYER
Operator's Handbook
Parts Catalogue
and
Iss 12
07/03

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Summary of Contents for Micron Sprayers Micronair AU8000

  • Page 1 SPRAYER Operator's Handbook Parts Catalogue Micron Sprayers Limited Bromyard Industrial Estate Bromyard Herefordshire HR7 4HS United Kingdom Tel: (01885) 482397 +44 1885 482397 Fax: (01885) 483043 +44 1885 483043 E-mail: micron@micron.co.uk Web site: www.micron.co.uk AU8000 Iss 12 07/03...

  • Page 2: Table Of Contents

    7.1 Knapsack Mistblower – Routine Maintenance ... 14 7.2 Possible Engine Faults and Remedies... 14 7.3 Maintenance of Sprayhead ... 16 8. PARTS LISTS... 18 8.1 AU8000 Sprayhead... 18 8.2 AU8000 Atomiser ... 20 9. CONVERSION FACTORS ... 22 TABLE OF CONTENTS...

  • Page 3: Introduction

    The AU8000 sprayhead is also available separately as a conversion kit for use with an existing mistblower. For satisfactory operation, the air output from the mistblower must be as shown in the specification below.

  • Page 4: Assembly

    3. ASSEMBLY These instructions apply both to AU8000 sprayheads supplied as part of a complete sprayer and to sprayheads supplied as conversion kits. The steps with numbers in square brackets [ ] refer to conversion kits ONLY and should be disregarded when assembling a sprayer supplied complete.

  • Page 5: Operation

    Fig. 1 – Attachment of AU8000 Sprayhead to Mistblower 4. OPERATION This section describes the operation of an AU8000 sprayer with the knapsack mistblower supplied by Micronair. If the sprayhead is used with a different mistblower, some operating procedures may differ; refer to the mistblower manufacturer's instructions.
  • Page 6 30 degrees above the horizontal. This allows the wind to carry the spray from the maximum height to achieve the widest swath. This ensures an even distribution of spray droplets and MICRONAIR AU8000 SPRAYER...

  • Page 7: Operation Of Sprayer With Chemical Pump

    22. To stop the engine, move the throttle lever to the fully closed position, and turn off the switch. 23. The entire sprayer, including the AU8000 sprayhead, must be thoroughly cleaned after use. If ULV chemicals have been used, they must be removed with water or a suitable solvent such as kerosene.

  • Page 8: Operation Of Sprayer With Filling Pump

    Only spray this cleaning liquid onto the crop or in the sprayed area. CONTAMINATE AN OFF-TARGET AREA. 5. HEALTH AND SAFETY The AU8000 sprayer must be used by a qualified operator in accordance with the recommendations and statutory requirements for the use of sprayers and the chemical being sprayed.
  • Page 9 Do not contaminate an off-target area or allow pesticides to reach streams, wells or groundwater. Dispose of empty chemical containers safely by an approved means. Do not keep containers for re-use for other purposes. MICRONAIR AU8000 SPRAYER...

  • Page 10: Calibration

    6. CALIBRATION As with any mistblower, an AU8000 sprayer must be calibrated before use. This involves setting the correct output rate of chemical and adjusting the sprayhead to produce the appropriate droplet size for the chemical and application technique being used.
  • Page 11 Area/min Fig. 3 – Coverage of Sprayer 1000 x S 1000 x S x W 1000 x S x W 60 x 10,000 Swath Width (m) x Speed (Km/Hr) metres/minute sq metres/minute S x W ha/minute ha/min MICRONAIR AU8000 SPRAYER...
  • Page 12 0.067 0.100 0.133 0.083 0.125 0.167 FLOW RATE (LITRES/MINUTE) Without boost pump 0.075 0.150 0.300 0.600 1.200 0.08 ha/min 0.083 0.100 0.125 0.150 0.167 0.200 0.208 0.250 With boost pump 0.40 0.80 1.60 MICRONAIR AU8000 SPRAYER 0.167 0.250 0.333 0.416...
  • Page 13 3. Measure the time taken to spray one tree from all directions. Note that an adequate time must be allowed for the airstream to carry spray droplets into the higher foliage. 4. Calculate the flow rate required to deliver the required dose in the measured time. 400 trees/ha 200 litre/ha 0.5 litre/tree MICRONAIR AU8000 SPRAYER...

  • Page 14: Adjustment Of Droplet Size

    As the mistblower is designed to run at a fixed blower speed, the speed of the atomiser must be set by adjusting the angle of the fan blades. All AU8000 sprayheads are supplied with the fan blades pre-adjusted to angle setting number 2 (see Fig. 4). This setting should be satisfactory for the majority of applications.

  • Page 15: Maintenance

    This is intended to drive a hand-held tachometer to measure the speed of the atomiser if required. 7. MAINTENANCE Both the AU8000 sprayhead and the knapsack mistblower are designed for maximum reliability and for a minimum of simple maintenance. The following sections cover the sprayhead and general guidance for the mistblower supplied with complete sprayers.

  • Page 16: Knapsack Mistblower - Routine Maintenance

    Spark Plug contaminated with oil or carbon Spark plug gap wrongly adjusted Remedy Open valve Add fuel Open hole See starting instructions Clean filters Clean and check that needle slides freely Clean Adjust to 0.4 – 0.5 mm MICRONAIR AU8000 SPRAYER...
  • Page 17 Remove exhaust and clean as far as the exhaust hole in the cylinder Tighten screws and nuts, replace gaskets if necessary Replace seals Remedy Check rotor (a quick inspection can be made by removing the rear cushion) Open casing and clean MICRONAIR AU8000 SPRAYER...

  • Page 18: Maintenance Of Sprayhead

    ULV products. The bearings of the AU8000 are sealed and are lubricated for life. The bearings should be replaced if they become worn. If it is necessary to replace the bearings or any other part, the procedure to dismantle the sprayhead is as follows (see Fig.
  • Page 19 – Both in good condition. If one bearing is faulty, both must be replaced – Not cracked or deformed – Not corroded or worn – In good condition and not cut or worn – Not worn or bent MICRONAIR AU8000 SPRAYER...

  • Page 20: Parts Lists

    CBP1637 CBP1634 CBP1713 CBP1714 CBP1628 CBP1630 EX4040 EX2275 CBP1661 CBP1717 Description AU8000 Atomiser Assy Front Casing Assy Support Ring Rear Casing Cone Nipple Restrictor Tubes 'O' Ring Grommet Tube 5 mm bore 10 mm O/D Pipe Clip (½") Handle Assy...
  • Page 21 Fig. 5 – AU8000 Sprayhead MICRONAIR AU8000 SPRAYER...

  • Page 22: Au8000 Atomiser

    Hub Drive Tube Spindle Assy Clamp Ring Gauze Assy. Deflector Cap Moulded type Inner Spacer Outer Spacer Spacer Bush Blade Sealing Ring Washer Stiffnut Bearing V-Ring Seal Nilos Ring Tolerance Ring Circlip Screw Washer Bolt Wavy Washer Screw Quantity MICRONAIR AU8000 SPRAYER...
  • Page 23 Fig. 6 – AU8000 Atomiser MICRONAIR AU8000 SPRAYER...

  • Page 24: Conversion Factors

    = 4.54 litres = 0.22 Imp gal = 0.47 litres = 0.57 litre = 9.45 litres/hectare = 11.35 litres/hectare = 0.081 Imp gal/acre = 0.45 kilogram = 35.3 ounces = 0.067 bar = 1.01 bar = 0.98 atmosphere MICRONAIR AU8000 SPRAYER...

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