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AVANT 855i 2025 Operator's Manual

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English
Operator's Manual
2025-
www.avanttecno.com
A467674 2025 1 EN 2025-

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Summary of Contents for AVANT 855i 2025

  • Page 1 English Operator's Manual 2025- www.avanttecno.com A467674 2025 1 EN 2025-...

  • Page 2: Table Of Contents

    Avant 855i 860i 2025 1 TABLE OF CONTENTS Lights ..................78 Cabs (option) ................80 INTRODUCTION ............3 OPERATING INSTRUCTIONS ........85 Foreword ................. 3 Starting the loader ..............86 Intended use ................4 Stopping the engine (Safe stopping procedure) ....89 Make sure all relevant manuals are available.....

  • Page 3: Introduction

    Foreword AVANT TECNO OY wants to thank you for purchasing this Avant loader. It is the result of Avant’s long experience in design and manufacturing of compact loaders. We ask you that you read and understand the contents of this Operator's Manual completely before operating the loader.

  • Page 4: Intended Use

    To make sure that the load control system works as intended, the system must be calibrated by Avant service according to the maintenance instructions in this manual. The load control system must also be calibrated whenever counterweights are added or removed.

  • Page 5: Make Sure All Relevant Manuals Are Available

    Always read the Operator's Manual of each attachment carefully. Contact your local Avant dealer for any questions, service, spare parts or about any problems that may occur with the operation of your loader or its attachments.

  • Page 6: Operator Qualification

    Some equipment or options that are shown in this Operator's Manual may not be available. Pictures in this Operator's Manual may show optional equipment. Availability of optional equipment is subject to change. Some options may preclude the installation and use of some other option or options. Check with your Avant dealer for more information.

  • Page 7: Avant Warranty

    Any repairs or modifications performed without the prior authorisation of Avant Tecno Oy will cancel this warranty. During the first two years of operation or first 1000 hours (whichever is the soonest) Avant Tecno Oy warrants to replace any part or repair any defect which may occur, subject to the terms detailed below: The product has received regular maintenance in accordance with schedules given by the manufacturer.

  • Page 8: Safety First

    Safety First Avant 855i 860i Safety First Incorrect or careless use of the loader can cause a serious accident. Before you operate the loader, familiarise yourself with the correct use of the loader. Read and understand this Operator's Manual, as well as all relevant safety instructions, local DANGER regulations, and safe working practices.
  • Page 9 Avant 855i 860i Safety First Do not exceed the tipping load of the loader. Risk of crushing under boom or Familiarise yourself with the load diagrams and attachment - Stay away from other information in this Operator's Manual. Always remember that the load control system lifted boom and attachment.
  • Page 10 Safety First Avant 855i 860i Hydraulic pressure - Risk of Risk being crushed serious injury. Hydraulic hoses moving loader - Engage parking and other hydraulic components DANGER brake before leaving the driver's may have trapped pressure to WARNING seat. Follow...
  • Page 11 Avant 855i 860i Safety First Risk of crushing between tyres - Hazardous areas around the loader Do not turn the steering wheel Make sure that there are no persons in the danger while standing near the loader. CAUTION zone of the loader or the attachment. The safe...
  • Page 12 Safety First Avant 855i 860i Asphyxiation hazard - Ensure Exposure diesel engine ventilation exhaust cause cancer. Burning diesel fuel produces many potentially cancer-causing Asphyxiation hazard - Ensure WARNING substances that are present in ventilation. Engine exhaust the exhaust of diesel engines.

  • Page 13: Handling Of Heavy Loads

    Avant 855i 860i Safety First Handling of heavy loads Hot exhaust gas Handle heavy loads attachments with care - Risk of Extremely hot exhaust gas and tipping over. exhaust pipe - Never park next WARNING  to a wall during particle filter...
  • Page 14 Safety First Avant 855i 860i Whenever you handle heavy loads or heavy Risk of overturning - Articulated attachments: frame. Turning articulated frame  Always handle heavy loads only on firm, level can lead to overturning of the WARNING ground while you drive slowly with the loader.
  • Page 15 Avant 855i 860i Safety First If the warning is triggered by the Load control system: load indicator system: The loader is equipped with a load control system.  The load control system includes a load indicator If loader is driven, bring the WARNING system and load control system.

  • Page 16: Operation On Uneven Surfaces, Gradients, And Near Excavations

    Safety First Avant 855i 860i Operation on uneven surfaces, Risk of tipping over on uneven gradients, and near excavations ground Drive slowly inclined surfaces. Always keep load close to the ground. Keep Uneven ground can cause the WARNING the seat belt always fastened loader to overturn - Risk of while driving the loader.

  • Page 17: Personal Safety And Protective Equipment

    Avant 855i 860i Safety First Whenever you operate the loader on uneven Personal safety and protective ground keep the following in mind: equipment  Handle heavy loads only on even surfaces. Lifting a load or turning on uneven surfaces can...
  • Page 18 Safety First Avant 855i 860i Safety frame (ROPS) and safety Stay within the space protected by canopy (FOPS) the ROPS safety frame. Always The loader is equipped with a Rolling Over Protective keep seat belt on to stay on WARNING...
  • Page 19 Any modification to this machine must be approved beforehand by an Voltage level Safety distance, minimum authorised Avant representative. If you modify the loader or attachment, it can become dangerous and 0 - 1000 V cause serious injuries or even death. Unauthorised...
  • Page 20 Safety First Avant 855i 860i Safety of digging Risk of serious injury or death - Plan all digging work ahead. Accidental or intended contact with DANGER electric cables, pipes, telecommunications cables, water mains, or other structures buried in ground can cause serious injuries fatal.

  • Page 21: Electric System And Handling Of The Battery

    Avant 855i 860i Safety First Electric system and handling of the battery The battery of the 12 V electric system of the loader Lead warning - Wear protective is located under the rear right cover plate. gloves. Battery and its terminals Always handle the battery with care.

  • Page 22: Fire Prevention

    Safety First Avant 855i 860i Fire prevention Battery disconnect switch Clean the loader to avoid build-up of flammable The loader is equipped debris, such as dust, leaves, hay, straw, etc. with battery  There are many parts of the diesel engine that disconnect switch.

  • Page 23: Description Of The Loader

    Write down the serial number and the manufacturing week of your loader and have them ready when you communicate with your dealer or Avant dealer or service partner. The serial number together with the manufacturing week make it possible to identify the...
  • Page 24 Description of the loader Avant 855i 860i Loader identification plate: Loader identification plate is located near the drive pedals. Contents of the identification plate: Manufacturer's name and address CE mark* Designation of machinery Type code of your loader* Serial number*...

  • Page 25: Main Parts Of The Loader

    Avant 855i 860i Description of the loader Main parts of the loader The following picture shows the main parts of the loader. These general parts are the same regardless of the cab type. 1. Front frame 6. Auxiliary hydraulics outlet On the front frame are mounted: driver’s seat,...

  • Page 26: Signs And Decals

    Make sure that the following signs and decals are clean, undamaged and readable. If any of these decals is missing or is unreadable stop using the loader until decal has been WARNING replaced. Ask for new decals from your local Avant dealer. Labels on loaders with ROPS canopy Labels on loaders with Cab GT...
  • Page 27 Avant 855i 860i Description of the loader Table 2 - List of safety labels and markings on the machine Label Location Panel in front of driver's seat Product code A441476 Symbol Safety message WARNING Wrong use, misuse, or careless use can cause hazards that could be prevented with following the instructions properly.
  • Page 28 Description of the loader Avant 855i 860i Label Follow safe stopping procedure and information regarding maintenance and service. Always remove the ignition key from the loader, and turn the battery disconnect switch to position OFF when leaving the loader unattended.
  • Page 29 Avant 855i 860i Description of the loader Label Message WARNING Location Risk of fire and burns - When DPF Panel in front of regeneration is active, do not park near driver's seat combustible materials. Product code For more information about DPF see page...
  • Page 30 Description of the loader Avant 855i 860i Label Message WARNING Location Risk of tipping over - Drive carefully on Panel near uneven ground. steering wheel The loader may tip over if driving on uneven ground at too high speed or with heavy load.
  • Page 31 Avant 855i 860i Description of the loader Label Message DANGER Location Risk of death or serious injury - Boom, on both sides Never go under lifted loader boom. Lower boom down before leaving Product code driver's seat. A417273 (2 pcs) Lowering of loader boom can crush, causing death or serious injury.
  • Page 32 Description of the loader Avant 855i 860i Table 3 - Safety labels in engine compartment Label Message DANGER Location Risk of burns from eruption of hot steam and Engine compartment, boiling water - Never open coolant reservoir on engine coolant when engine is hot.
  • Page 33 Avant 855i 860i Description of the loader Table 4 - Additional decals on loaders equipped with a cab The following labels are placed to the loader if the loader is equipped with Cab L or Cab GT. Label Message EMERGENCY EXIT Location Use the window hammer to break glass.
  • Page 34 Description of the loader Avant 855i 860i Table 7 - Information labels Label Message ROPS/FOPS Approval, on Location loaders with ROPS canopy or Cab L ROPS frame, roof panel inside Product code A437160 ROPS/FOPS Approval, on Location loaders with Cab GT...
  • Page 35 Avant 855i 860i Description of the loader Correct type of hydraulic oil Location See page 141 Near hydraulic oil filler opening. The original hydraulic oil filled by the manufacturer is shown with one of the following labels. Product codes A446611...

  • Page 36: Technical Specifications

    Description of the loader Avant 855i 860i Technical specifications Dimensions Height and width Tyre Width Height General dimensions With standard wheels 380/55-17” TR 1490 mm 2200 mm Length 3395 mm 380/55-17” GR 1490 mm 2200 mm Width 1490 mm (with standard tyres)

  • Page 37: General Information

    1 variable output drive pump Standard: Faster multiconnector system on front. Auxiliary hydraulics Optional: Extra auxiliary hydraulics coupling at front or rear. Attachment coupling Avant quick coupling attachment plate Hydraulic oil tank capacity 48 l ISO VG 46, mineral oil only Hydraulic oil type...

  • Page 38: Engine Specifications

    Emissions level, Avant 855i/860i Stage V This version of Avant 855i/860i complies with the EU 1628/2016 Stage V emission standard. For loaders that comply with different emissions standards please contact your local Avant dealer.

  • Page 39: Engine Oil Requirements

    Description of the loader Engine oil requirements Kohler Engines (Avant 855i/860i): The Kohler diesel engine with common rail high pressure fuel injection requires high-quality engine oil in order to work properly. The oil must meet the API CJ-4 / Low S.A.P.S. class, and the viscosity recommendations that depend on ambient temperature.

  • Page 40: Tyres

    Contact Avant service in case of problems related to fuel in cold temperatures.

  • Page 41: Snow Chains

    For all tyre models there may not be snow chains available. Ask your Avant dealer for more information and availability of studded tyres. Note that all wheels may not be fitted with snow chains when fenders are installed on the loader.

  • Page 42: Auxiliary Hydraulics Oil Flow

    Description of the loader Avant 855i 860i Auxiliary hydraulics oil flow The following graphs show auxiliary hydraulics output flow at different engine rpm levels. The 1- pump setting is illustrated with dashed line and 2- pump setting with uniform line.

  • Page 43: Lift Capacity

    Avant 855i 860i Lift capacity Lift capacity Lift capacity describes the load the loader can counterweights affect handle. Lift capacity is limited by the following main stability - Also the driver. Always factors: lower the load on the ground WARNING Stability of the loader before leaving the driver's seat.
  • Page 44 Lift capacity Avant 855i 860i Rated Operating Capacity of the loader (ROC) Definitions Rated Operating Capacity (ROC) is calculated from Any illustration, chart, table or value of tipping the tipping load. Depending on use and type of load and the ROC table are valid only when the attachment, different ROC values can be used.

  • Page 45: Load Charts

    The load control system will stop boom In this Operator's Manual there is only a load chart movements (lifting, lowering, extending, and tilting an for the pallet forks A36589. All Avant attachments attachment up). Retracting the boom and tilting an attachment down can still be done.
  • Page 46 Lift capacity Avant 855i 860i The control system will not indicate the risk of tipping Risk of tipping over - Observe over in case of the load indicator warning. When  sudden overload load indicator warning WARNING  moving the load when the boom is in raised...

  • Page 47: Rated Operating Capacity

    Avant 855i 860i Lift capacity Load chart on the left side of the label: Rated operating capacity The graphic on the left side of the label shows the To easily determine how much load the loader can distance of the load in different positions of the handle safely, a table of the tipping load and a loader boom.
  • Page 48 Lift capacity Avant 855i 860i Rated operating capacity label A441493B, in kilograms The ROC table is valid, when:  The ground is firm and level  Loader is stationary or driven max 2 km/h, with smooth and slow control movements ...

  • Page 49: Tipping Load - Load Diagram

    Avant 855i 860i Lift capacity Tipping load - Load diagram With the diagram the load handling capability of the How to read the load diagram loader can be evaluated, according to the distance Tipping load with the loader frame in straight between the centre of gravity of the load and the position.
  • Page 50 Lift capacity Avant 855i 860i How to estimate actual lifting capacity The actual tipping load and stability of the loader depends on many factors that you must consider when you handle heavy loads or attachments. Listed in the table below are many factors that influence the stability of the loader.

  • Page 51: Controls And Options Of The Loader

    Avant 855i 860i Controls and options of the Loader Controls and options of the Loader This chapter describes the location and function of the controls of the loader. The location and function of controls may be slightly different in different models and cab versions. See the following pages for information about the controls and the options of the loader.

  • Page 52: Overview Of Controls

    Controls and options of the Loader Avant 855i 860i Overview of controls Reference Page Dashboard Ignition switch Multi-function display Switches on the dashboard Indicator lights Control lever of boom and bucket Control levers Hand throttle lever Control switches on the panel...
  • Page 53 Avant 855i 860i Controls and options of the Loader Switches on the panel The number of the additional control switches depends on which options have been installed on the loader. The position and order of switches may be different than shown in this chapter.

  • Page 54: Dashboard

    Controls and options of the Loader Avant 855i 860i Dashboard Switches and indicator lights The dashboard on the right side of the driver’s seat includes multi-function display, indicator lights and Switches on the dashboard: switches for controlling the loader. There are two...

  • Page 55: Multi-Function Display

    If this light remains lit, turn battery disconnect switch to OFF and contact Avant service. Load indicator warning Warning: Too heavy load is being lifted. See page 43.
  • Page 56 Controls and options of the Loader Avant 855i 860i A Control buttons of the display Hydraulic oil temperature: The background color of the center of display represents the Push this button to return to the temperature hydraulic oil. basic dashboard view.
  • Page 57 Avant 855i 860i Controls and options of the Loader Warning and information symbols, loader Warnings and symbols on the display Symbol Colour Remarks Safety alert symbol The display also shows information and warnings When this symbol appears, related to loader and its engine.
  • Page 58 Controls and options of the Loader Avant 855i 860i Load control symbols on the display Symbol Description Audible warning signal Load indicator system is active The loader symbol without frame indicates that the load indicator system is active but the load control system is No audible signal.
  • Page 59 Follow safe shutdown procedure before restart. After shut down wait until display shuts down completely. Turn ignition key on again. Contact Avant service if the warning message persists after recommended actions and restart of the loader. Warning and information messages on display...
  • Page 60 Release joystick to neutral position. If you need to continue use of the boom floating, lower the boom down and activate the function again. RE-CALIBRATE LOAD INDICATOR Load indicator system needs to be re-calibrated. Contact Avant service. DISABLE SMOOTH DRIVE Smooth drive mode prevents activation of hydraulics. Switch smooth drive off. If you...
  • Page 61 Avant 855i 860i Controls and options of the Loader Menu and parameter texts on display Text on display: Explanation: Reset successful! Reset of message or value has been done successfully (for example service hours). Password incorrect! User typed in wrong password.

  • Page 62: Control Of Loader Boom, Auxiliary Hydraulics And Other Functions

    Controls and options of the Loader Avant 855i 860i Control of loader boom, auxiliary hydraulics and other functions Most of the functions of the loader are controlled with the controls at the right side of the operator: Boom and bucket movements, auxiliary hydraulics (attachments), auxiliary hydraulics pump speed etc., depending on loader model.

  • Page 63: Hand Throttle Lever

    Avant 855i 860i Controls and options of the Loader 3. Telescopic boom control lever 4. Hand throttle lever The telescopic boom makes many tasks easier, also The engine running speed is controlled with the hand those that do not involve lifting. You can, for throttle lever.

  • Page 64: Parking Brake Switch

    Controls and options of the Loader Avant 855i 860i 5. Parking brake switch 6. Joystick - 8 function The parking brake is activated when loader is The 800 series loaders are equipped as standard switched off or when hydraulic pressure is otherwise with an 8-function joystick.

  • Page 65: Control Lever Of Extra Hydraulics Outlet (Option)

    Opticontrol replaces previously available ® Attachment control switch pack option for Avant loaders. 3. Anti-slip control switch (option) When the Opticontrol is installed to the loader, there ® An optional switch on the backside...
  • Page 66 Controls and options of the Loader Avant 855i 860i 1 and 2 pump setting Operating modes of Opticontrol ® Some attachments require high oil flow of hydraulic Check the Operator's Manual of the attachment to system to work in the most effective way. The loader see how to control each attachment.

  • Page 67: Power Take Off Switch (Pto) And Load Control Override Switch

    Avant 855i 860i Controls and options of the Loader Risk thrown objects, Power take off switch (PTO) and Load control override switch increased noise and vibration, and equipment damage - Check WARNING The switch has two functions: the maximum oil flow of each PTO Mode attachment.

  • Page 68: Electric 12 V Outlet

    12 V outlet of the loader. suitable location near You can also contact your Avant dealer to fit an the driver's seat. electric plug to the attachment multiconnector. Diagnostics port In the dashboard near the driver's seat there is a diagnostics port.

  • Page 69: Boom Floating

    Avant 855i 860i Controls and options of the Loader Boom floating Boom self-levelling (option) Avant 855i/860i loaders are equipped with a boom Self-levelling is a system that floating as a standard. The boom floating is keeps the attachment tilted in...

  • Page 70: Smooth Drive (Option)

    Controls and options of the Loader Avant 855i 860i Risk of release of pressurised Smooth drive (option) hydraulic Deactivate Avant 855i/860i loaders can be equipped with the pressure accumulator before WARNING smooth drive system that is a suspension system for...
  • Page 71 Avant 855i 860i Controls and options of the Loader Check tightness of the 4 bolts shown in the Additional counterweights illustration below and follow the maintenance Additional counterweights can be installed to schedule. Correct tightening torque is 190 Nm ± 5 %.

  • Page 72: Adding Or Removing Counterweights

    Controls and options of the Loader Avant 855i 860i b) When removing the counterweights, make Risk of sudden loss of stability - sure to attach the hook onto it before Always install loosening of bolts to avoid dropping of the counterweight firmly.

  • Page 73: Trailer Coupling (Option)

    Trailer light connector is available as an option for The loader can be equipped with a trailer coupling for Avant loaders. When towing a trailer with the loader towing of trailers. There are two types available: on public roads, the trailer lights must be used.

  • Page 74: Extra Auxiliary Hydraulics Outlets, Front And Rear (Option)

    Controls and options of the Loader Avant 855i 860i Reverse buzzer (option) Extra auxiliary hydraulics outlets, front and rear (option) A reverse buzzer gives an audible signal whenever reversing with the loader. The buzzer alarms others In addition to the standard auxiliary hydraulics outlet, of an approaching machine.
  • Page 75 Avant 855i 860i Controls and options of the Loader Risk injuries caused misuse - Always read manuals. Always read Operator's WARNING Manuals of the rear lift device and attachment mounted to it. Counterweight mounting plate for rear lift device When using the rear lift device, the counterweight can be installed to the mounting plate.

  • Page 76: Seat - Seat Belt And Seat Adjustments

    Controls and options of the Loader Avant 855i 860i Seat - Seat belt and seat adjustments Risk of falling from the loader Suspension seat and getting run over by loader - The suspension seat has the following adjustments: Never carry passengers. The...

  • Page 77: Suspension Seat (Cab Gt)

    Avant 855i 860i Controls and options of the Loader Suspension seat (Cab GT) Seat heater of air suspension seat The air suspension A suspension seat with textile cover is a standard for seat is equipped with the Cab GT. A vinyl cover is an option.

  • Page 78: Lights

    Avant work lights are LED modules. There are different brightness options, check your Avant dealer. Risk of burns - Never touch the lamp units. The front surface and the housing of the LED lamps can CAUTION get extremely hot during use.

  • Page 79: Light Control Switch

     Turn signals Warning lights on Cab GT (option) On Avant 855i/860i loaders with Cab GT flashing warning lights that are integrated to the cab are available as an option. There are two lights at the front and two at the back.

  • Page 80: Cabs (Option)

    Controls and options of the Loader Avant 855i 860i Cabs (option) The Avant 855i 860i can be equipped with an Standard and optional equipment on different enclosed operator's cab. The Cab GT can only be cab models ordered to new loaders, it cannot be retrofitted. The...

  • Page 81: Cab Safety

    Avant 855i 860i Controls and options of the Loader Risk of breaking glass - Do Cab Safety not drive with an open cab Make sure visibility from the cab is adequate. Keep door. The door may break CAUTION all window panels clean and clear of snow, ice, etc.

  • Page 82: Ventilation And Heating

    Controls and options of the Loader Avant 855i 860i Windscreen washer and wiper (Cab L) If used for heating, switch off the air circulation as soon as the On machines with Cab L the windscreen washer is temperature in the cab is sufficient, operated with a switch on the dashboard.
  • Page 83 Avant 855i 860i Controls and options of the Loader Risk of collision - Never drive the loader when the visibility is poor. Do not drive unless basic CAUTION visibility directions achieved. Allow the loader to warm up properly. Air conditioning (Option for cab GT) Cab GT can be equipped, as an option, with air conditioning (cooling).
  • Page 84 Controls and options of the Loader Avant 855i 860i...

  • Page 85: Operating Instructions

    Avant 855i 860i Operating instructions Operating instructions Always remember – safety first. Test all the functions of the loader at an open and safe place. Make sure that there are no persons in the operating area of the machine and the danger zone of the attachment.

  • Page 86: Starting The Loader

    Operating instructions Avant 855i 860i Starting the loader Risk of asphyxiation - Do not Before start start the loader in enclosed Before starting the engine do the daily checks, see space - Exhaust emissions can DANGER page 120. kill within minutes.

  • Page 87: To Start The Engine

    Avant 855i 860i Operating instructions Ignition key To start the engine Perform daily checks (see Maintenance & Service on page 113) Turn the battery disconnect switch to ON Sit on the driver's seat, adjust seat and fasten seat belt. The ignition key can be switched into the The loader will not start unless driver is seated.
  • Page 88 Operating instructions Avant 855i 860i Risk of injury to bystanders - After starting: Avoid unintended movements of After starting the engine, complete the daily checks, see page 119. the attachment: WARNING  If the auxiliary hydraulics is switched on during starting...

  • Page 89: Stopping The Engine (Safe Stopping Procedure)

    DPF to become clogged and temperatures during the use of the requires an authorized Avant service technician. loader. To allow the turbocharger Clearing of a clogged DPF is not covered by to cool down, allow the engine to warranty.

  • Page 90: Drive Control

    Operating instructions Avant 855i 860i Drive control Principle of operation Drive pedals Avant 855i/860i loader is equipped with a hydrostatic Using the drive pedals: drive system. This based variable displacement hydraulic pump in the drive circuit that is proportionally controlled with the two drive pedals.
  • Page 91 Avant 855i 860i Operating instructions Drive speed range selection switch OptiDrive® Avant 860i is equipped with The loader is equipped with the efficient Avant two-speed hydraulic drive OptiDrive hydraulic drive system as standard. ® motors. Drive speed range can be selected with the...
  • Page 92 Operating instructions Avant 855i 860i X-lock (Cross lock) and anti-slip Anti-slip valve (option) X-lock (Cross lock) If the loader is equipped with the optional anti-slip The hydraulic drive circuit has a system that allows valve, there is an additional switch on the back of the the wheels on the left and right side of the loader to joystick.

  • Page 93: Operation In Cold Conditions

    If the loader is used constantly in high ambient temperatures, hydraulic oil type and viscosity must be suitable for these conditions. Contact Avant service. In case the braking power of the Risk of fire and electric shock -...
  • Page 94 The engine block heater A419474 is intended to operate with electric supply of 220 - 240 V, 50-60 Hz AC power. Do not modify the cable or use transformers. Contact your Avant dealer service point information about other types of block heaters.

  • Page 95: Steering Of The Loader

    Avant 855i 860i Operating instructions Steering of the loader Risk of collision and crushing - Steering of the loader is controlled with the steering Stay and keep hands and feet wheel. The steering system is hydraulically powered. inside the safety frame. Always...

  • Page 96: Material Handling

    ROPS. If you do not use Operator's Manual of an Avant attachment. seat belt, there is a risk of getting thrown off from the driver's seat Risk of tipping over - Loader can...

  • Page 97: In Case The Loader Tips Over

    Avant 855i 860i Operating instructions In case the loader tips over Avoid tipping over of the loader with careful operation and with the instructions given throughout this Operator's Manual. However, it is important to know what to do in case the loader tips over.
  • Page 98 Operating instructions Avant 855i 860i...

  • Page 99: Working With Attachments

     Make sure that the attachment is compatible with the loader: Avant 855i 860i must be specifically listed in the Operator's Manual of the attachment. Contact your Avant dealer if necessary. Incompatible attachments can cause risks of injuries resulting from eg.
  • Page 100 Use only Avant attachments that have been designed for your loader model. Any attachment that is fitted to the loader must be designed to be used specifically with Avant 855i 860i, and this must be stated in the Operator's Manual of the attachment. The manufacturer of the attachment is responsible for evaluating the risks related to coupling the attachment and using it with this loader model.

  • Page 101: Coupling The Attachments

    Avant 855i 860i Working with attachments Coupling the attachments The attachment is mounted to the loader boom by using the quick coupling plate on the loader boom and the counterpart on the attachment. As standard, the attachment is coupled with two manually operated locking pins of the coupling plate.
  • Page 102 Working with attachments Avant 855i 860i Step 3:  Lift the boom slightly – pull the boom control lever backward to lift the attachment just off the ground.  Turn the boom control lever left to turn the bottom section of the quick coupling plate of the loader onto the attachment.

  • Page 103: Connecting The Hydraulic Hoses Of The Attachment

    Avant 855i 860i Working with attachments Connecting the hydraulic hoses of the attachment Hydraulic hoses of the attachment are equipped with the multiconnector system, which connects all hoses at the same time. Risk of movement of the attachment and ejection of hydraulic oil - Never connect or disconnect quick couplings or other hydraulic components while the auxiliary hydraulics control lever is locked on or if the system is pressurized.

  • Page 104: Using The Auxiliary Hydraulics

    Working with attachments Avant 855i 860i Using the auxiliary hydraulics Auxiliary hydraulics (hydraulically operated attachments) are controlled with the lever on the control panel, or with the buttons on the 8 function joystick (see page 62). The locking position of the lever facilitates operation of the attachments that require constant oil flow (rotary broom, backhoe etc.).

  • Page 105: Releasing The Residual Pressure Of Hydraulic System

    Avant 855i 860i Working with attachments Releasing the residual pressure of hydraulic system Make sure that there is not pressure in the hydraulic system that could cause danger during service operations. To release the pressure in hydraulic system: Lower the boom down completely and place attachment firmly on the ground...

  • Page 106: Coupling Adapters

    Avant 855i 860i Coupling adapters Avant offers coupling adapters to help the use of some specific attachments. See the Operator's Manual of each attachment if an adapter can be used. Also each adapter has their own Operator's manual. Always read the manual and keep it available.
  • Page 107 Avant 855i 860i Working with attachments Rotating adapter A424406 The rotating adapter is intended for same kind of work as the tilting adapter. The fully rotating adapter makes it possible to turn the attachment fully upside down. This can be helpful in levelling work.

  • Page 108: Storage, Transport, Tie Down And Lifting

    Storage, Transport, Tie down and Lifting Avant 855i 860i Storage, Transport, Tie down and Lifting Before transporting or lifting the loader: Tie down points  Mount the articulation frame lock, see page 117 The loader must be tied down securely if transporting ...
  • Page 109 - Never load trailer so To protect the loader during transport, transport that there is lifting force on the cover is available. Contact your Avant dealer. DANGER tow bar. Trailer must never be loaded so that the centre of gravity is behind the axle of the trailer.
  • Page 110 Storage, Transport, Tie down and Lifting Avant 855i 860i Consider all additional counterweights, attachments, Tie down options and other equipment when estimating the load on the trailer. Additional counterweights, among other Optional equipment for frequent trailer transport options and equipment, may make the loader heavier than indicated in the identification plate.

  • Page 111: Storage

    Eyelets on extra trouble-free use of the loader. side counterweights  It is recommended to have the periodic service installing or removing the side made before storage. Contact Avant service. counterweight only. Never attempt  Clean the loader carefully. lift loader from ...

  • Page 112: Lifting Of The Loader

    Storage, Transport, Tie down and Lifting Avant 855i 860i Lifting of the loader The following picture shows the principle of lifting a loader with the ROPS frame using four lifting straps: Lifting a loader with ROPS: When lifting a loader...

  • Page 113: Service And Maintenance

    Before working on the electric system or battery, disconnect the battery.  Contact your Avant dealer or Avant service for spare parts or more information about any service procedure. Risk of burns, cuts, and sprayed oil or dirt - Use...
  • Page 114 Service and maintenance Avant 855i 860i High-pressure ejection of fluid may penetrate skin and cause serious injuries - Never handle pressurised components. Before handling hydraulic components, make sure that the hydraulic system of the attachment and the loader are completely de- DANGER pressurised.

  • Page 115: Engine Compartment And Storage Spaces On The Loader

    Avant 855i 860i Service and maintenance Risk of burns - Allow loader to Consider the environment cool before opening covers. Engine parts, exhaust system, and The fluids in the machine are WARNING harmful environment. hydraulic parts may be extremely Never allow fluids to leak in the hot after use.
  • Page 116 Storage at front On Avant 800 series loaders there is a storage space at the front, next the boom. To remove the front panel and to access the storage space, it may be necessary to lift the boom just slightly.

  • Page 117: Installing Of Service Support And Frame Lock

    Avant 855i 860i Service and maintenance Service support is stored at the front storage compartment Installing of service support and frame lock Installing boom service support: Whenever access to area below near a lifted boom is needed, install the service support to the hydraulic cylinder of the boom.
  • Page 118 Service and maintenance Avant 855i 860i Slide the hook type end of the bar through a hole on the rear frame of the loader. Turn the bar towards the front hole. The other end should remain locked in the hole on the rear frame.

  • Page 119: Daily Inspections And Periodic Service Schedule

    Follow the recommended service schedule. Keep records of services made. Contact Avant service if you are unsure about any of the service procedures, or if you need spare parts.
  • Page 120 Service and maintenance Avant 855i 860i Daily maintenance and inspections  Do a walk-around check of the loader before each working shift. Complete the tasks listed below daily before starting to use the loader and after each 10 working hours.

  • Page 121: Periodic Service And Maintenance

    In addition to the items listed in the daily and weekly inspections, the following service procedures must be completed periodically. Some of the listed service operations require specialized skills, equipment, and knowledge, and they are intended only for professional technicians. Contact your Avant dealer to locate your nearest Avant service. After every 400 hours of use or...
  • Page 122 Risk of injuries caused by incorrect parts or service - Use only original spare parts supplied by Avant. Use of wrong parts may cause serious personal injuries related to damage of the loader or premature wear of its components. Always use original Avant WARNING parts that are specifically designed for and intended to be used with this loader model.

  • Page 123: Engine Diesel Particulate Filter (Dpf)

    Avant 855i 860i Service and maintenance Engine Diesel Particulate Filter (DPF) General information about DPF DPF Regeneration The loader is equipped with a Diesel Particulate Regeneration method of the DPF depends on Filter (DPF). This filter removes fine particles that are...
  • Page 124 Service and maintenance Avant 855i 860i Stages of regeneration process: DPF Soot Symbols User action needed Regeneration method level on the display 0-30 % 30 - 80 % None Automatic Passive regeneration is made automatically Assisted passive regeneration and is not visible to the operator.

  • Page 125: Daily And Routine Maintenance Procedures

    Avant 855i 860i Service and maintenance Daily and routine maintenance procedures Risk of fire or explosion - Handle fuel with care 1. Refueling  Always stop the engine and allow it Check fuel level and fill the tank if necessary. It is to cool before refueling.
  • Page 126 There is a manual priming bent, heavily corroded, or deformed metal pump on the fuel filter, which is accessible parts. Contact Avant service for service, if through a hole in the rear cover. See picture necessary.
  • Page 127 Avant 855i 860i Service and maintenance D. Clean cooling systems B. Clean the interior of the loader Clean cab and interior with appropriate mild Proper cooling essential. detergent and cleaning supplies. Keep the cab and prevent overheating, clean screens, the driver's seat clean to reduce exposure to dust.
  • Page 128 Service and maintenance Avant 855i 860i To clean the air condition unit condenser, start by opening the condenser cover from quick lock at the Check / clean engine intake cooling fan bottom and carefully pull the cover away. The engine intercooler fan and its surrounding area...
  • Page 129 Avant 855i 860i Service and maintenance Greasing points on the loader: 4. Add grease to the lubricating points Reference Number of points 1. Articulation joint Greasing of the pivot points is essential to avoid wear of joints. Left side of loader...
  • Page 130 Service and maintenance Avant 855i 860i B. Front frame 5. Check the boom, pivot pins, and other metal structures visually Check the loader structures visually. Do not use the loader if there is visible damage, signs of bending, ruptures, cracks, or buckling.
  • Page 131 Contact Avant service when hoses or fittings need to be replaced. Hydraulic fittings of drive motors and hoses of drive system Hydraulic fittings of the drive system are equipped with a visible marker where a yellow marker is fully visible, when the fitting is tightened correctly.

  • Page 132: Check Wheels

    Do not operate the loader if the attachment locking system pins do not lower down completely. If the locking system do not work correctly contact Avant service. Use the hydraulic locking system periodically even if you did not change attachments.

  • Page 133: Check Hydraulic Oil Level

    Avant 855i 860i Service and maintenance Check cab air filter 9. Check hydraulic oil level If the loader is equipped with an enclosed cab Check the level of hydraulic oil with the dipstick of the filler cap. Remove the front panel to access the A replaceable cab air filter can be changed from filler.
  • Page 134 Service and maintenance Avant 855i 860i Now you can see the filter element inside the slot. Move the filter element slightly outwards from its place and then pull it away. Clean or replace the filter element. Risk of severe illness from...

  • Page 135: Engine Related Inspections And Routine Maintenance

    - severe engine damage routine maintenance may result. Excessive oil may also cause heavy emissions and thick Avant 855i/860i loaders are equipped with a Kohler exhaust smoke. In case of overfill, diesel engine. Service and maintenance drain some oil from the engine.
  • Page 136 Contact Avant service. operating conditions it Check the antifreeze properties of the coolant may be necessary to annually. Change engine coolant after every two...
  • Page 137 Avant 855i 860i Service and maintenance remove inner air filter element. It is intended to prevent debris from entering the engine during replacement of the air filter element. Replace the internal air filter element if you notice dirt or damage on it, or if its colour has changed from its original blue hue.
  • Page 138 Service and maintenance Avant 855i 860i Check electric cables of the loader Check other electric cables and their routing and fastening. If you see signs of damage on electric cables or components, stop using the loader and disconnect the battery. Replace the cables and insulators before you continue to use the loader.

  • Page 139: Inspections After Starting The Loader

    Avant 855i 860i Service and maintenance Risk of tipping over - Load Inspections after starting the sensor must calibrated. loader Wrong calibration setting of the DANGER After starting the loader as shown on page 87, sit on load control system can make the the driver's seat and fasten the seat belt.

  • Page 140: Periodic Service

    Operator's or tilting to the extreme positions. Manual. Use any attachment only for its Contact your Avant dealer to locate your nearest intended use. Avant service. Test drive control and steering 1. Change engine air filter ...

  • Page 141: Change Hydraulic Oil

    Check the label on the loader for information which oil has been added in factory. If ambient temperature is hot, higher viscosity oil may be required. Contact your Avant dealer or authorised service. In freezing temperatures use high-quality oil which...

  • Page 142: Change Fuel Filters

    Make sure that fuel tool. A voltage reading of a battery does not give lines are not tied to electric cables. good indication of its condition. Checking the performance of the battery requires a suitable testing tool, contact your Avant service.
  • Page 143 Part number: A438875 pump must be carried out by Avant service. Type: 12 V, DIN 575-12 >760 A 77 Ah Adjustment of any hydraulic pressure is allowed only for qualified service technicians.
  • Page 144 If you suspect that the pulling force of the loader has decreased contact your nearest Avant service. Also the power control valve, the hydraulic drive motors, drive pump feed pressure, and brake...
  • Page 145 Avant operating hours and replaced at service partner for check and adjustment of the least after 800 hours of use. power control valve. The initial system settings may...
  • Page 146  Make sure the suspension system works and and corrected as soon as it has been noticed. Contact your Avant service if you suspect abnormal that it can be adjusted. engine vibration or noise. ...
  • Page 147 Check that the door and windows close firmly if these actions are made in early stages. Contact and that their gaskets are in good condition. Avant service if there is play in the articulation joint.  Check the operation of the ventilation fan. The Wear of the articulation joint is usually caused by fan must be in working order.
  • Page 148 If you operate the following service packages from your dealer. To the loader frequently in dusty conditions change the order parts please contact your Avant dealer or filter more often. For example, if you use the loader authorised service.

  • Page 149: Electric System & Fuses

    The electric cables or other switch (Avant 860i) electric parts may be damaged causing a risk of fire. Electric cables may be damaged. Contact Avant 12 V outlet service, if necessary. If any of fuse or relay needs to be replaced, make ECU diagnostics sure to always use correct type of spare parts.
  • Page 150 Remove the battery Relays under the front panel: completely from the loader. Then contact authorized Avant service for thorough inspection of the electric systems of the loader. Fuses in Cab GT There is an additional fuse box in Cab GT, near the seat belt buckle.

  • Page 151: Jump Start And Auxiliary Power

    Avant 855i 860i Service and maintenance Vehicle Power Distribution Unit Jump start and auxiliary power An electric power distribution unit (PDU) is located at The engine can be started with auxiliary power if the right side of the engine compartment.
  • Page 152 Not all vehicles are designed to give or receive power for jump start. The vehicle can get severely damaged when giving or receiving auxiliary starting power. Avant takes no responsibility of damages caused by giving or receiving auxiliary power.

  • Page 153: Limp Home Mode

    Avant 855i 860i Service and maintenance The system asks for confirmation to activate Limp home mode the limp home mode. Activate the mode with confirmation button (2) only if the loader cannot If the control system of the loader has encountered be recovered by other means.
  • Page 154 Avant 855i 860i...

  • Page 155: Troubleshooting

    Engine does not crank Check fuses. If fuse blows again, find out the cause. Contact Avant service. Fuse F11 in PDU is for starter coil. Fuse is blown Also check the main fuse that is installed in the battery cables.
  • Page 156 Incorrect calibration can prevent movements of the boom. Calibration of load control Contact your nearest Avant service for calibration of the load system is not made correctly Boom does not move control system.
  • Page 157 Seat belt is not fastened seat belt must be fastened. Unfasten the seat belt and fasten it again. Bad connection on the wiring of Check wires, fuse, and switch, repair if necessary. Contact Avant the parking brake switch, blown service. fuse, or faulty switch...
  • Page 158 Troubleshooting Avant 855i 860i...

  • Page 159: Maintenance Log

    Avant 855i 860i Maintenance log Maintenance log 1. Customer 2. Loader model Serial number 3. Date of delivery Date of service Operating Serviced by: Remarks dd / mm / yyyy hours Stamp/signature _____/ 50 h ___/___/_____ _____/ 450 h ___/___/_____...
  • Page 160 Avant 855i 860i Notes...
  • Page 161 Avant 855i 860i Notes...

  • Page 162: Index

    • 21, 142 Availability of options • 6 Drive speed and pulling force • Check the boom, pivot pins, Avant warranty • 7 and other metal structures Drive speed range selection visually • 126, 130 switch • 53, 57, 91 Check the general condition of Ballasted tyres •...
  • Page 163 Avant 855i 860i Extra work light kit (option) • Personal safety and protective 53, 78 equipment • 17 Lift capacity • 16, 43, 49, 55, Power take off switch (PTO) and Load control override Lifting of the loader • 112 switch •...
  • Page 164 Avant 855i 860i Switches and indicator lights • Working with attachments • 99 52, 54 Switches on the panel • 52, 53, 54, 91, 102 X-lock (Cross lock) and anti- slip • 54, 92 Technical specifications • 36 Telescopic boom control lever •...
  • Page 165 Avant 855i 860i 855i/860i EC DECLARATION OF CONFORMITY Manufacturer: Avant Tecno Oy Ylötie 1, 33470 Ylöjärvi, Finland Technical Construction File Location: Same as Manufacturer We hereby declare that the machine detailed in this document conforms to the following EC Directives...
  • Page 166 AVANT has a policy of continuous development, and retains the right to change specifications without notice. © 2025 Avant Tecno Oy. All rights reserved. www.avanttecno.com...

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860i 2025

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