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47

ALPHA

Fault

Probable cause

Control / remedy

EC Operating unit

Operating unit not

Blown fuse(s).

Check mechanical function of microswitches.

functioning

Use cleaning/lubricating agent if the switch
does not operate freely.

Check motor. 450-500 milli-Amperes max.
Change motor, if over.

Wrong polarity.

Brown - pos. (+).  Blue  - neg. (-).

Valves not closing properly.

Check valve seals for obstructions.

Check microswitch plate position. Loosen
screws holding plate a 

1

/

2

 turn.

No power.

Wrong polarity. Check that brown is pos. (+),
Blue is neg. (-).

Check print plate for dry solders or loose
connections.

D.A.H. Hydraulic system

No boom movements

Insufficient oil pressure

Check oil pressure - min. 130 bar, max. 150 bar.

when activated

Check hydraulic oil level

Insufficient oil supply.

Check hydraulic oil level.

Blown fuse.

Check / replace fuse in junction box.

Bad / corroded electrical connections

Check / clean connections, etc.

Insufficient power supply.

Voltage on activated solenoid valve must be
more than 8 Volts. Use wires of at least 4 mm

2

for power supply.

Defect relay / diodes in junction box.

Check relays, diodes and soldering at PCB in
junction box

Wrong polarity.

Check polarity. White pos. (

+

) Blue neg. (

-

).

Individual ram

Clogged restrictor

Dismantle and clean restrictor

does not move

Summary of Contents for ALPHA 2000

Page 1: ...ilable in certain countries only can be shown Please pay attention to para graphs dealing with precisely your model Published and printed by HARDI INTERNATIONAL A S EC Declaration of Conformity Manufa...

Page 2: ...Operational problems spraying equipment 44 Technical specifications 46 Contents Foreword 2 Use of the sprayer 2 Safety precautions 2 Roadworthyness 4 Plant protection chemicals 4 Identification plates...

Page 3: ...struction book remains un clear after reading it contact your HARDI dealer for further explanation before using the equipment Use the handholds and steps when getting on and off the machine to prevent...

Page 4: ...move soaked clothing instantly and wash with soap and water in stantly Plant protection chemicals will penetrate the skin and affect your health Consult chemical label regarding precautions to be take...

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Page 8: ...h 16 Working lamps switch 17 Wind screen washer switch 18 Auxiliary lights switch 19 Not used 20 Screen wash reservoir 21 On off switch for HARDI PILOT 22 Fuse box 23 Cab interior lamp 24 Fan control...

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Page 10: ...itched on when at least the position lamps are switched on The working lamps must be switched off on public roads Wind screen washer switch Controls the windscreen washer Use plenty of screen wash bef...

Page 11: ...ed by means of the engine coolant The warm air is distributed via the adjustable air flow louvres placed in the floor of the cab and will ensure effective heating of the cab and defrosting of the wind...

Page 12: ...hat All oil and fluid levels are correct Nobody is carrying out service or repair jobs on the machine All protection guards are properly fitted Parking brake is activated Pilot lever is in neutral pos...

Page 13: ...n slippery condi tions where change in weight distribution will cause spinning front wheels IMPORTANT Range 3 should not be used for continu ous driving When conditions are back to normal switch to ra...

Page 14: ...on oil e g CASTROL RUSTILLO or SHELL ENSIS FLUID on all metal parts in order to avoid chemicals and fertilizers to discolourate the enamel Avoid to apply oil on windows lamps markings and rub ber part...

Page 15: ...he O rings be fore reassembling the filter and replace if damaged Use of MANIFOLD valve system The following pictograms and colours are used for the visualizing the function of the MANIFOLD valves Gre...

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Page 17: ...illing Device In some areas it is prohibited to fill from open water reservoirs lakes rivers etc It is recommended only to fill from closed reservoirs mobile water tanks etc to avoid contamination WAR...

Page 18: ...CONTROL UNIT WHILE DRIVING 11 To close the entire boom operate switch A This takes the pressure from the pump The liquid will then return to the tank via the return system and serve as agitation The d...

Page 19: ...MPORTANT Rinsing device uses spray liquid to rinse containers for concentrated chemicals Always rinse the chemical containers with clean water several times until they are clean before disposal 9 Enga...

Page 20: ...B unless the multi hole nozzle is covered by a container to avoid spray liquid hitting the operator IMPORTANT Rinsing device uses spray liquid to rinse containers for concentrated chemicals Always rin...

Page 21: ...pray liquid residues in the spraying circuit for spraying the liquid in the field be fore cleaning the sprayer 1 Empty the sprayer as much as possible Turn the agi tation off and spray till air comes...

Page 22: ...iquid in the field you have just sprayed 8 Repeat point 3 7 until the rinsing tank is empty WARNING The rinsing nozzles cannot always guarantee a 100 cleaning of the tank Always clean manually with a...

Page 23: ...5 litres TOTAL Rubia XT 6 cyl 15 5 litres Castrol Powermax Shell Myrina M Mobil Delvac Hydrostatic transmission Hydraulic system 60 litres TOTAL Equivis 46 Hydrostatic steering Castrol Hyspin AWH 46 S...

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Page 29: ...th WARNING Do not detach all stabilizer rods at the same time The boom can fall out of the suspension and cause severe personal injury Break away OLH The function of the break away is to prevent or re...

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Page 34: ...aporate Not maintenance free batteries 3 Check electrolyte level Fill with demineralized water till level reaches 10 mm above cells if levels are low 4 Connect battery charger terminal clips to batter...

Page 35: ...upper arm 6 The lower arms must be disconnected simultane ously 7 Grease all grease nipples 8 Remove the lifting gear again Ball seat check renewal EC on off valve If the main ON OFF valve does not s...

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Page 43: ...te some extra time to the sprayer If chemical residues are left over in the sprayer for longer periods it can reduce the life of the individual components To preserve the sprayer intact and protect th...

Page 44: ...se in the junction box Now manually turn the emer gency control knobs Towing In emergency situations the machine can be towed a short distance In case of a engine break down on pub lic road and the ma...

Page 45: ...ve terminal at battery at vehicle with discharged bat tery This to avoid sparks near the battery when connecting the last cable to terminal Trouble shooting Operational problems spraying equipment In...

Page 46: ...gauge Check for dirt at inlet of gauge Pressure dropping Filters clogging Clean all filters Fill with cleaner water If using powders make sure agitation is on Nozzles worn Check flow rate and replace...

Page 47: ...print plate for dry solders or loose connections D A H Hydraulic system No boom movements Insufficient oil pressure Check oil pressure min 130 bar max 150 bar when activated Check hydraulic oil level...

Page 48: ...ect Sensor defective Renew sensor Engine Please see engine manual Hydrostatic transmission Machine will drive in Neutral position on pilot handle Adjust the linkage till neutral is correct neutral pos...

Page 49: ...ating Engine coolant Air conditioning Optional extra Air conditioning refrigerant R134 A Overall dimensions 18 24 m OLH 27 28 m OLH 24 28 m GVA 30 m GVA Overall length 7150 7320 7200 7490 Overall widt...

Page 50: ...All units used in this manual are SI units In some occa sions Imperial units are used Use following factors to convert SI units to Imperial units SI unit Imperial unit Factor Weight kg lb x 2 205 Sur...

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Page 52: ...52 ALPHA Notes...

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