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Table of Contents
Related Manuals for AVANT 400 Series
Summary of Contents for AVANT 400 Series
- Page 1 English 420/423 Operator’s Manual 2018-...
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Page 2: Table Of Contents
Table of contents 400 Series TABLE OF CONTENTS Table of contents............2 Coupling the hydraulic hoses of the attachment..25 Introduction..............3 Make sure that the attachment Safety instructions............4 is locked to the loader..........25 Warranty..............6 Releasing the pressure of hydraulic system...25 Description of the loader..........7 Service and maintenance instructions......27... -
Page 3: Introduction
Keep this Operators Manual with the machine at all times. If this Manual gets lost, ask for a new copy from your Avant dealer. Remember also to give this Manual to the new owner when the machine changes ownership. -
Page 4: Safety Instructions
Do not transport or lift persons in the bucket or in any well as the safety instructions. other attachment. Lifting of persons is only allowed with the attachment designed for this purpose: Avant Understand the limitations of speed, braking, steering and Leguan 50, following the instructions in the Operators stability as well as loading capacity of the machine before Manual of Leguan 50. - Page 5 400 Series Safety instructions Handling of heavy loads Electric system and handling the battery Never take a heavy load on the loader from Lead acid batteries can produce flammable and explosive high level – e.g. from truck, shelf etc. – risk of gases.
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Page 6: Warranty
Any repairs or modifications performed without • There are many parts on the electric system that the prior authorisation of Avant Tecno Oy will cancel this operate at high temperatures in normal use. To avoid warranty. -
Page 7: Description Of The Loader
400 Series Description of the loader Description of the loader Identification of the loader Write down the identification information of your loader in the following fields, it facilitates ordering of spare parts etc. 1. Loader model_____________________________________________ 2. Loader serial no.___________________________________________ 3. -
Page 8: Main Parts Of The Loader
Description of the loader 400 Series Main parts of the loader Following picture shows the main parts of the loader: Hydraulic connectors Multi connector Pressure 2 Pressure 1 Tank line Attachment control switch pack socket (option) Attachment coupling plate Front frame Attachments are mounted on the attachment coupling On the front frame are mounted: driver’s seat,... -
Page 9: Signs And Decals
Signs and decals Make sure that the following signs and decals clean, undamaged and readable. If any of these decals is missing or is unreadable it should be replaced without delay. Ask for new decals from your local Avant dealer. -
Page 10: Technical Specification
Description of the loader 400 Series Technical specification Model AVANT 420 AVANT 423 Length 2195 mm 2195 mm Width see table see table Height 1980 mm 1980 mm Weight 1030 kg 1080 kg Standard wheels 23x8.50-12”grass/TR 23x8.50-12”grass/TR Transmission, drive hydrostatic... -
Page 11: Engine Specification
400 Series Description of the loader Engine specification Model Engine make and type Kubota D722 Kubota D902 Function 4-stroke 4-stroke Coolant Water Water Number of cylinders Starter electric electric Bore x stroke 67 x 68 mm 72 x 73,6 mm Displacement 719 cm³... -
Page 12: Load Diagram
3 rounds counterclockwise. Make sure to put the Never attempt to lift the loader from the drive circuit again in working order by retightening the counterweigths or use them as tie-down screw immediately after towing. Contact Avant service for points. instructions if necessary. -
Page 13: Operating Instructions
400 Series Operating instructions Operating instructions... -
Page 14: Operating Controls
Operating instructions 400 Series Operating controls Following picture shows the location of operating controls. The location and function of controls may be slightly different in different models, see following pages. 12. Switches on the panel 1. Steering wheel 2. Drive pedal, left: drive backward Emergency 3. -
Page 15: Control Of Loader Boom, Auxiliary Hydraulics And Other Functions
400 Series Operating instructions Control of loader boom, auxiliary hydraulics and other functions Most of the functions of the loader are controlled at the control panel on the right side of the operator: Boom and bucket movements, auxiliary hydraulics (attachments), engine revs etc. , depending on loader model. Following pictures show the... -
Page 16: Dashboard
Operating instructions 400 Series Dashboard On the dashoard on the right side of the driver’s seat are mounted gauges, indicators and switches which help the operator to control the loader. 2. Headlamp indicator (Road traffic light kit) 4. Seat heater indicator 5. -
Page 17: Suspension Seat
400 Series Operating instructions Suspension seat (option) Seat belt and seat adjustments The suspension seat is equipped with seat belt, arm rests Always use seat belt while driving. Make sure that the and heater and has the following adjustments: seat is properly adjusted to keep vibrations transmitted by 1. -
Page 18: Seat Heater
Operating instructions 400 Series Seat heater Joystick (option) The suspension seat is equipped The loader is equipped, as an with an electric seat heater. Seat option with the 6 function joystick, heater switch (15) and indicator where the operation of auxiliary are located on the dashboard. -
Page 19: Trailer Coupling
Headlight, beacon, blinker & reflector kit the oil flow between the front left and right hydraulic (option) motor only, not the rear hydraulic motors. This optional equipment enables road traffic registration in certain countries. Requirements vary in different countries, please consult your local AVANT distributor. -
Page 20: Extra Auxiliary Hydraulics Outlets, Front And Rear
2. Quick couplers in the rear tank line • Quick couplers are located on top of the Avant 400 series can be equipped radiator. as an option with the cab L. It consists of windscreen, equipped with wiper and washer, right... -
Page 21: Starting The Engine
400 Series Operating instructions Starting the engine Before starting the engine do the daily checks, see page 27. Adjust the seat and mirrors (if fitted) so that you have a good working position and unrestricted field of vision from the driver’s seat. Check that all controls function correctly. See to it that the operating area is safe. -
Page 22: Drive Control
Principle of operation AVANT 420/423 is equipped with a hydrostatic drive system, a variable displacement hydraulic pump in the drive circuit is proportianally controlled with the two drive pedals. Driving of the machine is controlled with the drive pedals and hand throttle. -
Page 23: Steering Of The Machine
400 Series Operating instructions Steering of the machine Loader control Steering of the machine happens with the steering wheel. The loader boom and bucket are controlled with the The steering wheel is hydraulically powered. A practical multi-function lever sideways (tilt) and back & forward way of steering is to steer with your left hand on the knob (boom up &... -
Page 24: Requirements For Attachments
• Read Operators Manual of the attachment before starting operation. Make sure that the attachment is compatible with the loader. Contact your Avant dealer if necessary • Check max. allowed hydraulic oil flow for the attachment. Adjust engine revs so that they are suitable for the work and the attachment. -
Page 25: Coupling The Hydraulic Hoses Of The Attachment
400 Series Operating instructions Coupling the hydraulic hoses of the attachment Hydraulic hoses of the attachment are equipped with the multi connector system, which connects all hoses at the same time. Coupling the multi connector Align the pins of the attachment connector with correspondig holes of the loader connector. - Page 26 Operating instructions 400 Series...
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Page 27: Service And Maintenance Instructions
400 Series Service and maintenance instructions Service and maintenance instructions Service parts are available through your Avant dealer or authorized service. If you are not sure about how to do any service operation, ask for additional information before starting servicing. Contact Avant service. -
Page 28: Safety Instructions For Maintenance
• Install the frame lock when lifting the a fault, the hose or the component must be replaced. machine, for instance when changing tyres Contact your Avant dealer or service for spare parts. • Before working on the engine or equipment, disconnect the battery. -
Page 29: Daily Inspections
400 Series Service and maintenance instructions Daily inspections • Tyre pressure • Locking of attachment and locking pins on attachment • Boom movements coupling plate, function of attachment, position of • Drive control and steering attachment hoses • Eventual need for lubrication •... -
Page 30: Cleaning Of The Machine
Service and maintenance instructions 400 Series 2. Cleaning of the machine 6. Check coolant level Cleanliness of the loader is not only a question of outer Never open the appearance. All surfaces, painted and others, will stay pressurized radiator in better condition when they are cleaned regularly. A while engine is warm. -
Page 31: Check And Tightening Of Bolts, Nuts Etc
280 bar Warranty does not cover damages caused by pressure setting. excessive hydraulic pressure. It is recommended that pressures should only be checked by a competent and experienced technician. Call your AVANT dealer if you need assistance. -
Page 32: Adjust And Change Of Slide Pads On Telescopic Boom
Service and maintenance instructions 400 Series 12-14 Adjust and change the slide pads 15.-16. Clean air filter element on telescopic boom 1. Squeeze the rubber vent on the filter housing cover The telescopic boom is equipped with replaceable slide to drain water and dirt pads. -
Page 33: Service, Engine
Service and maintenance instructions 17.-24. Service, engine Fuses AVANT 420/423 is equipped with a Kubota diesel engine In the event of electric malfunction, always check the (see technical specification sheet for the engine type fuses first. If fuse is blown repeatedly, search for cause of of each model). -
Page 34: Hydraulic Oil Cooler Fan Fuse
If the indicator is lit, check to add fuel before the fuel tank gets empty. Should this the 25A fuse of the oil cooler fan. Contact Avant service happen, a manual bleeding must be performed before if necessary. -
Page 35: Greasing Points
400 Series Service and maintenance instructions Greasing points Following pictures show the location of greasing points. Greasing points pcs. Greasing points pcs. Lift cylinder, both ends Articulation joint Steering cylinder, both ends Tilting mechanism Tilt cylinder, both ends Telescopic boom, grease with boom com-... -
Page 36: Filters
Filter kit A416943 A425525 7. On Avant 420/423 there is also a water separator with a filter in the fuel system. This water separator filter is not included in Air filter, inner screen element the filter kit and it needs not to be changed, unless it breaks. Part (replace only when necessary) no. -
Page 37: Troubleshooting
400 Series Troubleshooting Troubleshooting Problem Possible cause Remedy Main switch off Turn on the main switch Battery discharged, battery voltage Check and charge too low Engine does not crank Check fuses. If fuse blows again, find out the cause. Blown fuse... -
Page 38: Service History
Services made 400 Series Services made 1. Customer_____________________________________________________ 2. Loader model_______________Serial no____________________________ 3. Date of delivery________________________________________________ Date of service Operating Serviced by: Remarks dd / mm / yyyy hours Stamp/signature ___/___/______ ______ / 50 h ___/___/______ ______ / 250 h... -
Page 39: Ec Declaration Of Conformity
400 Series EC Declaration of conformity 500 Series EC Declaration of conformity EC DECLARATION OF CONFORMITY 1. Manufacturer: Avant Tecno Oy Ylötie 1 FI-33470 YLÖJÄRVI FINLAND 2. We hereby declare that the machines listed below conform to EC Directives, as they are amended: 2006/42/EC (Machinery), 2014/30/EC (EMC) and 2000/14/EC (Noise Emission). - Page 40 Avant Tecno Oy Ylötie 1 FIN-33470 YLÖJÄRVI, FINLAND Tel. +358 3 347 8800 sales@avanttecno.com AVANT has a policy of continuing improvement, and retains the right to change specifications without notice. © 2018 AVANT Tecno Oy. Kaikki oikeudet pidätetään. www.avanttecno.com...
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