Husqvarna DXR-310 Operator'S Manual Download Page 52

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52 – English

MAINTENANCE AND SERVICE

Visual check of mountings (Re-tighten if neccessary)

Re-tighten mountings

Level check

Visual check of wear and damage

Check of leakage

Bolts and fasteners

Electric motor

Hydraulic cooler and cooling fan

Slew motor

Slewing ring

Electric cabinet rubber damper

Controller modules

Fasteners dozer blade cylinders/outrigger cylinders

Fasteners boom system and Tool Hitch

Drive motor sprocket

Outrigger bracket (DXR270/DXR300/DXR310)

Track frame

Electrical cabinet component: mounting plates and screw connections

Hydraulic oil

Breaker lubrication

Hydraulic cylinder: Barrel, rod and rod wiper

Hydraulic hoses

Power cable, connectors and sockets

Rubber/steel components: outrigger foot and track

Slewing system

Safety decals

Joysticks and remote control

Cylinders

Visible hoses

Valve blocks

Cooler

Slew and drive motor

Summary of Contents for DXR-310

Page 1: ... S E E E En n n ng g g gl l l li i i is s s sh h h h DXR250 DXR270 DXR300 DXR310 Operator s manual Please read the operator s manual carefully and make sure you understand the instructions before using the machine ...

Page 2: ...the work is in progress Ensure that the underlying surface has satisfactory bearing capacity Inspections and or maintenance must be carried out with the motor switched off and the power cord disconnected Always connect the machine through an ground fault circuit interrupter with personal protection i e an ground fault circuit interrupter that trips at an ground fault of 30 mA Ensure that the power...

Page 3: ... dust that comes from the material being cut which frequently contains silica Silica is a basic component of sand quartz brick clay granite and numerous other minerals and rocks Exposure to excessive amount of such dust can cause Respiratory disease affecting your ability to breath including chronic bronchitis silicosis and pulmonary fibrosis from exposure to silica These diseases may be fatal Ski...

Page 4: ...NG AND STOPPING Before starting 26 Starting 26 Stopping 26 Inspection after work 26 OPERATION Operating modes 27 Key to commands 27 Designation of the machine s parts 27 Work mode 28 Extra function 28 Transport mode Two hand 29 Transport mode One hand 30 Transport mode Crawl 30 TOOLS General 31 Work mode 32 Changing tools 32 Storage 33 ACCESSORIES Accessory kits 34 Service check 36 What is what on...

Page 5: ...ks damaging the machine s equipment Operation on a public highway Use as a towing vehicle means of transport or lifting device Use in environments where there is danger for the operator or the life and health of people in the vicinity Use in applications or environments that are not compatible with the recommendations in this Operator s Manual User responsibility It is the owner s employer s respo...

Page 6: ...SB202 DXR300 Motor 22 kW Outriggers Oil flow 75 l min Arm 2 Fixed arm reach 4868 mm horizontal with SB202 DXR310 Motor 22 kW Outriggers Oil flow 75 l min Arm 2 Telescopic arm reach 5182 mm horizontal with SB202 Factory installed accessories For information on accessory packs see the section on Accessories Illustrations in the operator s manual are mainly of the DXR310 P1 Pack 1 P2 Pack 2 P3 Pack 3...

Page 7: ... foot 17 Outriggers 18 Dozer blades DXR250 19 Counterweight in the tower DXR250 DXR300 DXR310 Rear cover DXR270 20 Electrical cabinet 21 Emergency stop 22 Warning light 23 Control module 24 Base plate 25 Lifting eye bolts 26 Electric motor 27 Radio module 28 Track unit 29 Hydraulic pump 30 Chassis beam 31 Cylinder guard 32 Inspection covers DXR270 DXR300 DXR310 33 Working lights 34 Remote control ...

Page 8: ... as possible as this makes optimum use of the power to the arm system and cylinders Tower The tower has unlimited rotation which means that is possible to work in several directions without having to move the machine The machine is equipped with a slew brake When the rotating function is not activated the function is braked by means of passive brakes Caterpillar tracks The caterpillar tracks are d...

Page 9: ...king with the machine Tools The machine should be fitted with tools that are appropriate for the tasks that are to be carried out The weight and performance requirement of the tool is decisive in ascertaining whether it is suitable for use with the machine Further information is available in the Tools and Technical data chapters and the tool supplier s instructions External tool optional The machi...

Page 10: ...5 Cylinder 1 6 Cylinder 2 7 Cylinder 3 8 Cylinder 4 9 Cylinder 5 DXR310 10 Valve block 1 11 Valve block 2 12 Slew motor 13 Cylinders for outriggers 14 Valve release track tension 15 Accumulator track tension 16 Drive motor 17 Support wheel 18 Cylinders for track tensioning 19 Tensioning wheel 20 Hydraulic pump 21 Swivel 22 Hose for oil filling 23 Filling pump 24 Intermediate piece 25 Cooler ...

Page 11: ...pe and delivers a flow of DXR250 DXR270 0 65 l min 0 17 gal min DXR300 DXR310 0 75 l min 0 20 gal min Main pressure The hydraulic system has different pressure levels Elevated main pressure is used only for the outriggers dozer blades and when operating some tools If several functions are used at the same time the pressure will be set to lowest value If the oil temperature raises above 176 F 80 C ...

Page 12: ... 12 13 The machine s electric system 1 Antenna 2 Electrical cabinet 3 Pressure switch 4 Temperature sensor 5 Warning light 6 Power cable 7 Electric motor 8 Control module 9 Radio module 10 Working lights 11 Pressure sensor 12 Main switch 13 Emergency stop ...

Page 13: ...h of the power cable and the area of the power cable s conductor The table Guide values for mains connection in the Technical data section shows which fuse is required for the electric motor The machine is equipped with Softstart and can be started with most types of fuses If a fuse keeps blowing there is a fault in the electrical system or in the machine that is connected to it Before restarting ...

Page 14: ...Display 6 Right joystick left button 7 Right joystick right button 8 Right joystick 9 Pressure flow to hydraulic tool hammer cutter 10 Flow to machine movement speed 11 Stop button motor 12 Main switch 13 Machine stop 14 Start button motor 15 Light emitting diode joysticks active 16 Left joystick left thumb switch 17 Right joystick right thumb switch ...

Page 15: ...cable shuts off the wireless communication When the machine is controlled by means of cables the ID code is suppressed and the same remote control can be used for different machines if these have the same control system version Battery The battery is a Li ion type Operating time is about 8 10 hours per charge Extreme cold impairs the battery s capacity and operating time Operating time is also aff...

Page 16: ...the same workplace there is a risk of mixing up the remote controls Switch on the current to the remote control and the machine Press the horn to see which machine is connected to the remote control The machine will beep and flash three times Do not activate the remote control before you have ensured that the correct machine is being operated When steering the machine using cables the ID code is s...

Page 17: ...ts Once the motor s temperature has fallen to a normal working temperature all functions can be used again The machine s softstarter is fitted with a motor cut out that trips if the current is too high for too long a period The machine s functions return to normal position after approximately three minutes Fuses Fuses are used to protect the following components as well as to prevent fire in conju...

Page 18: ...responsibility of the management and the operator to confirm National and local laws regulations and other directions are followed This might concern protective equipment limit levels for noise barriers etc The operator has the relevant training and experience to be able to perform the work safely Unauthorized persons are not permitted to enter areas where there is a risk of accidents Nobody is pe...

Page 19: ...e view of the machine and its risk area is not good enough a camera system should be used Never start working with the machine until the working area has been cleared of obstacles Be on the alert when working in environments where there is a substantial risk of slipping due to unevenness loose material oil ice or suchlike Inspect ground conditions load bearing structures etc to prevent materials m...

Page 20: ...you must always walk behind or at the side of the machine When working or moving on a sloping surface position yourself above the machine Operation General Only authorized and trained operators are permitted to operate the machine and its tools Never use a defective machine Carry out inspections maintenance and service in accordance with the instructions in the Operator s Manual Rectify any faults...

Page 21: ...n working with the hydraulic breaker or bucket The higher the machine is lifted the greater load the rest of the support function is exerted to The risk of the machine overturning or landing with great force on the outriggers dozer blades is greater when working with the hydraulic breaker in case of strike through Take this risk into account and institute appropriate safety measures to avoid any p...

Page 22: ...eases the risk of the machine starting to slide Confined spaces Working in confined spaces with extended outriggers can be difficult The machine s stability is considerably diminished Adapt the work accordingly There is an increased risk of the machine overturning if the arm swings outside the outrigger When moving in confined spaces it is possible to reduce the width of the tracks increasing the ...

Page 23: ...n on the loading platform Position the machine against the front edge of the platform in order to reduce the risk of it sliding forward if the vehicle brakes Maneuver the arm system so that it is resting against the platform positioned as low as possible Extend the outriggers without lifting the machine Securing the load Secure the machine with approved tightening straps Ensure that no part of the...

Page 24: ...a clean and well lit Cluttered or dark areas invite accidents The machine s movements can be defective if a terminal cable or hose is incorrectly assembled Exercise caution during test runs and be prepared to turn off the machine immediately in the event of a fault External environmental factors Temperature The ambient temperature both heat and cold affects the machine s operational reliability Te...

Page 25: ...tem is extremely sensitive to contaminants Small particles can cause breakdowns and increase wear in the components There is a high risk of contamination in conjunction with servicing and repairs when the hydraulic system is opened Contamination of the hydraulic system can be prevented by Keeping the machine clean particularly before servicing repairs or changing tools Carrying out daily inspectio...

Page 26: ... is in standby mode If a function is not working or needs attention an error message appears on the display in conjunction with start up Refer to Error messages in the Trouble shooting section Starting the electric motor The electric motor is started by pressing the start button If several machines are used at the same workplace there is a risk of mixing up the remote controls Press the horn to se...

Page 27: ... arm functions can be operated Caterpillar tracks are operated by the left joystick button It s only possible to move straight forward or backward Speed can be controlled with the tool speed potentiometer If no controls have been used for three seconds the machine goes into idling mode In this mode hydraulic oil is pumped into the tank and there is no pressure in the cylinders If a new mode is sel...

Page 28: ... cutter Limited flow backwards rotation to drum cutter The function works even if the right button on the right joystick is depressed This can be useful if you simultaneously want to run arm 1 and 2 in parallel The button that opens closes the cutters varies depending on which type of cutters are being used If joystick setup is set to Auto and Extra function is not activated on the machine Extra f...

Page 29: ...Right outrigger up Rear right outrigger down Rear right outrigger up Front right outrigger down Front right outrigger up Left outrigger down Left outrigger up Rear left outrigger down Rear left outrigger up Front left outrigger down Front left outrigger up Dozer blades DXR250 Front dozer blade down Front dozer blade up Rear dozer blade down Rear dozer blade up If joystick setup is set to Auto and ...

Page 30: ...is not activated on the machine Transport mode Crawl Rotate tower counterclockwise Rotate tower clockwise Arm 1 in Arm 1 out Arm 2 down Arm 2 up Arm 2 telescope out DXR310 Arm 2 telescope in DXR310 Arm 1 and arm 2 out Arm 1 and arm 2 in Arm 3 up Arm 3 down Angle tool inwards Angle tool outwards Caterpillar tracks backwards Caterpillar tracks forward The function works even if the right button on t...

Page 31: ...e as a crowbar Continuous hewing with the hydraulic hammer can result in high temperatures in the hydraulic system SB202 or tools with comparative data SB302 DXR300 or tools with comparative data Concrete crusher DCR300 The concrete crushers are designed to crush and cut material in their jaws They are not designed for pulling and prizing loose material Steel Shear DSS200 The steel shears are inte...

Page 32: ... the machine is situated on a stable surface with the outriggers down Position the tool with the holder facing the machine at a suitable distance not too close to the machine Ensure that the tool is turned the right way round Viewed from behind the pressure connection of the tool should be connected on the left side B port and the return hose on the right side A port Direct the tool holder so that...

Page 33: ...t side A port and then the delivery hose to the left side B port The hydraulic hoses are equipped with quick couplings with decompression This facilitates fitting the hoses even though pressure is trapped To dismantle follow the instructions in the reverse order Storage Store the tools safely and inaccessible to unauthorised people Ensure that they are in a stable position and cannot tip over If t...

Page 34: ...he tool in package 3 can be adjusted with an adjustable valve restrictor located on arm 1 As high a flow as possible is desirable but the flow can be lowered if it gets too dusty at the tool The packs comprise Requirements on pneumatic system Air cooling is required at increased ambient temperature see table below To obtain the desired cooling effect the compressed air must be cold 68 86 F 20 30 C...

Page 35: ...lic tank in the DXR The hose kit can be used with other tools that require transportation of internal oil leakage Dust reduction kit Water The dust reduction kit is used for binding airborne dust with water Mounted on DXR The kit provides water to the tool Mounted on SB202 302 The kit projects a water mist towards the working area ...

Page 36: ...ol system and remote control Connect the service check Lift the protective cover and unscrew the covers over the control modules Connect service check by transferring the connectors from the machine s control modules K23 3 outlets and K22 2 outlets to the corresponding contacts on service check The lamp on service check comes on when everything is connected correctly Choose the type of machine tha...

Page 37: ...be fitted The holes of the track widener must be facing the machine Move the side of the track towards the machine Tighten the screws M24 500Nm M10 47Nm To dismantle follow the instructions in the reverse order Dozer blades DXR250 Extend down the dozer blades Shut off the machine Disconnect the power cable and place it so that it cannot be connected by mistake Remove the nuts A Loosen bolts C and ...

Page 38: ...KER Select this when you want to work with a breaker Press the selection key to confirm the choice Concrete crusher Select this when you want to work with a concrete crusher Press the selection key to confirm the choice STEEL SHEAR OTHERS E1 STEEL SHEAR GRAPPLE ADJUSTABLE 1 ADJUSTABLE 2 ADJUSTABLE 3 SCROLL DOWN E1 CRAWL TWO HAND ONE HAND DRUM CUTTER WATER WORK BREAKER WORK CRUSHER ...

Page 39: ...le Select this when you want to work with a tool that is not a standard tool The value for oil pressure and oil flow can be adjusted from port A to B Select which setting you would like to change with the selection keys Use the arrow keys to change the value The oil direction can either be one way with or without grease e g when working with a breaker or two way with or without grease e g when wor...

Page 40: ...t for as long as they are active All warnings are sorted according to the hour meter registers when they occured The newest warning is showed first and the oldest is last 1 Warning code Identifies the kind of warning that has been registered 2 The number of times the warning has been present in the system 3 Registered working time when the warning last occured 4 Previous warning in the warning log...

Page 41: ...lly on off by the usage of the crusher 3 Breaker Water Auto the water supply is regulated automatically on off by the usage of the breaker 4 Breaker Crusher Water On constant water supply from first activation of machine until machine s motor is turned off or usage of another tool 5 Breaker Crusher Water Off the water supply is closed 6 Breaker Crusher Extended Time extended water supply after the...

Page 42: ...l Use the sight gauge to check the oil level when refilling TRACK TENSION Hold the selection key down to activate the track tension LCD ADJUSTMENT Use the arrows up and down to adjust the display s contrast and brightness WORKING LIGHT Activates shuts off the work lighting Press the selection key to switch to another mode EXTERNAL TOOL ON OFF SERVICE Oil flow 40 l min 5 65 l min Back Oil pressure ...

Page 43: ...n operated with another control the information concerning operating hours will not be correct Joystick pattern The joystick pattern changes the operation of the remote control The operational pattern changes as below when the different patterns are selected HOUR METER SERVICE SAE Excavator control default PAT3 ISO Backhoe control E1 SERVICE TUNING JOYSTICK JOYSTICK PATTERN Joystick pattern ISO Wo...

Page 44: ...r counterclockwise Rotate tower clockwise If joystick setup is set to Auto and Extra function is not activated on the machine Transport mode One hand Angle tool inwards Angle tool outwards Arm 3 up Arm 3 down Arm 2 down Arm 2 up Rotate tower counterclockwise Rotate tower clockwise If joystick setup is set to Auto and Extra function is not activated on the machine ...

Page 45: ...ments during valve calibration which is normal Pressure will only calibrate pressure control function without making any changes to customer specific tuning of valves To start auto adjustment Start the motor Activate the machine Push right joystick forward until calibration is completed Ramp up down Ramp adjusts the acceleration of the drive A high up value means slow acceleration A low up value m...

Page 46: ...e selection key for Work mode button while turning the main switch until you see the main menu Joystick setup Settings to adjust thumb switch behavior OFF sets thumb switch inactive Auto if Extra 1 is active right thumb switch will control it Otherwise it will have the same function as the top switch If Extra 2 is active left thumb switch will control it Otherwise it will have the same function as...

Page 47: ...o modules Used for remating the remote control with another machine During mating the machine and the remote control must be connected to each other by a cable Units Setting of units for pressure and temperature that should be shown in the display Press the selection key to confirm the choice Terminal diagnostics Test menu for the functions in the terminal remote control Joysticks potentionmeters ...

Page 48: ...g the track unit discharge the pressure in the accumulator Refer to the directions under Functional inspection in the Maintenance and service section Discharge pressure in the hydraulic system Undo the air filter so that the overpressure in the tank is discharged Discharge pressure in the hydraulic cylinders by taking the load off the arm system by resting it on the ground Wait until the pressure ...

Page 49: ...allel with the fins Keep a distance of at least 40 cm between the cooler and the nozzle Electrical components Clean electric motor electric cabinet terminals and other electrical components with a cloth or with compressed air Do not spray water at electrical components Dry the remote control with a damp cloth Never use high pressure washing Blow clean internally using compressed air After washing ...

Page 50: ... as per the service schedule before you carry out the weekly service Lubrication Cracks welded seames holes or sharp corners Cylinders and shafts in Boom Stick and Tool Hitch Bolts and fasteners Fasteners outrigger cylinders dozer blade systems Fasteners boom system and Tool Hitch Hydraulic oil Breaker lubrication Hydraulic cylinder Barrel rod and rod wiper Hydraulic hoses Power cable connectors a...

Page 51: ...eners boom system and Tool Hitch Hydraulic cylinder Barrel rod and rod wiper Hydraulic hoses Power cable connectors and sockets Rubber steel components outrigger foot and track Cylinders Visible hoses Valve blocks Cooler Slew and drive motor Hydraulic cylinders slew and drive motor s smoothness Track tension Emergency stop machine Machine stop remote control Hydraulic oil Breaker lubrication Cylin...

Page 52: ...s dozer blade cylinders outrigger cylinders Fasteners boom system and Tool Hitch Drive motor sprocket Outrigger bracket DXR270 DXR300 DXR310 Track frame Electrical cabinet component mounting plates and screw connections Hydraulic oil Breaker lubrication Hydraulic cylinder Barrel rod and rod wiper Hydraulic hoses Power cable connectors and sockets Rubber steel components outrigger foot and track Sl...

Page 53: ...tick and tool attachment Smoothness Slew motor and slewing ring Track tension and drive motors Warning and work light Horn Filling pump Grease pump breaker tool Hydraulic pump check for unusual sounds System pressure thresholds Cylinders and shafts in Boom Stick and Tool Hitch Dozer blade cylinders Outrigger cylinders and shafts Slewing ring nipples and ring teeth Hydraulic oil filter and o ring H...

Page 54: ...tors and sockets Rubber steel components outrigger foot and track Slewing system Safety decals Joysticks and remote control Shaft bushings and shims Cylinders Visible hoses Valve blocks Cooler Slew and drive motor Machine operates via Bluetooth signal 10m Machine operates via CAN extension cable Emergency stop machine Machine stop remote control Dozer blade cylinders Outrigger cylinders and shafts...

Page 55: ...draulic air filter Cylinders and shafts in Boom Stick and Tool Hitch Dozer blade cylinders Outrigger cylinders and shafts Slewing ring nipples and ring teeth Carriage chassis Outrigger cylinders and shafts Boom stick Cylinders and shafts of Boom Stick and Tool Hitch Bolts and fasteners Power unit motor fan fan housing Slew motor Slewing ring Electrical cabinet rubber damper Controller modules Elec...

Page 56: ... bushings and shims Cylinders Visible hoses Valve blocks Cooler Slew and drive motor Machine operates via Bluetooth signal 10m Machine operates via CAN extension cable Emergency stop machine Machine stop remote control Dozer blade cylinders Outrigger cylinders and shafts smoothness Cylinders and shafts of Boom Stick and tool attachment Smoothness Slew motor and slewing ring Track tension and drive...

Page 57: ...tor oil Cylinders and shafts in Boom Stick and Tool Hitch Dozer blade cylinders Outrigger cylinders and shafts Slewing ring nipples and ring teeth Carriage chassis Dozer blade cylinders Outrigger cylinders and shafts Boom stick Cylinders and shafts of Boom Stick and Tool Hitch Bolts and fasteners Power unit motor fan fan housing Slew motor Slewing ring Electrical cabinet rubber damper Controller m...

Page 58: ...te control Shaft bushings and shims Cylinders Visible hoses Valve blocks Cooler Slew and drive motor Machine operates via Bluetooth signal 10m Machine operates via CAN extension cable Emergency stop machine Machine stop remote control Outrigger cylinders and shafts Cylinders and shafts of Boom Stick and tool attachment Smoothness Slew motor and slewing ring Track tension and drive motors Warning a...

Page 59: ...gear ring has separate grease nipples for bearings and cogs To ensure that the grease is evenly distributed it should be applied followed by rotation and then applied again Apply the grease gun and lubricate the nipple with 2 3 pumps Stand at a safe distance start the machine rotate the upper part by 90 and then turn off the motor Repeat three times so that the gear ring s bearings and cogs are lu...

Page 60: ...respect to damage and mounting Shafts The design of the expanding shafts ensures that there is not too much play provided that they are tightened regularly New expanding shafts must be tightened frequently until they have bedded in Wear damage on the expanding shaft s sleeve is a typical sign that they have not been tightened correctly or sufficiently often If an expanding shaft has slipped out of...

Page 61: ... been sufficiently tightened Swing joints must be kept lubricated in order to be able to press out dirt and water that enters and to reduce wear on shafts and bearings Wear to rubber components Check that caterpillar tracks and outrigger feet are intact If they are so worn that the metal is visible they should be replaced Wear to hydraulic hoses Do not use hoses that are distorted worn or damaged ...

Page 62: ...chine should then break and remain stationary Check the slew brake s function by rotating the arm on a slope Release the joysticks The arm should then be braked and stop gently Cooler Overheating has a negative effect on the service life of the machine s components Clean the cooler when necessary Refer to Cleaning the machine in the Maintenance and service section Cylinders Checking cylinder tubes...

Page 63: ...umulator If the tracks become slack it can be due to one of the track tensioning function s non return valves being blocked or broken If the belts do not spring the hydraulic accumulator may be defective Cleaning non return valves The non return valves can be cleaned by discharging the pressure in the accumulator and thus loosening the tension of the tracks Pull out the valve and rotate it a quart...

Page 64: ...s are completely folded Clean the refill pump s suction hose Remove the plug and put the hose into the fluid container Go to SERVICE in the menu and the tab OIL REFILL Hold the selection key down to refill oil Use the sight gauge to check the oil level when refilling Start the machine and operate the cylinders between outer and inner end position a number of times to remove air that might have ent...

Page 65: ... an unusually large amount of large metal particles or sealing compound in the filter holder If this is the case the machine s hydraulic system must be checked for faults Clean the filter holder with degreasing agent Rinse with warm water and blow dry using compressed air Install the new filter in the filter holder and put it in the tank Install a new sealing ring Install the spring and the filter...

Page 66: ...gnostics Restart terminal Right joystick button on left joystick activated during power up Button has been disabled Left joystick button on right joystick activated during power up Button has been disabled Right joystick button on right joystick activated during power up Button has been disabled Up Down movement on left joystick activated during power up Up Down movement has been disabled Left Rig...

Page 67: ...eck Incoming phases Incoming voltages Machine speed has been reduced and tool is disabled Phase error in incoming 3 phase and the motor temperature is too high Check the voltage level of the incoming phases or if a phase has been lost Motor temperature too high Machine speed has been reduced and tool is disabled High motor temperature detected Allow the circulation pump to run and wait for the tem...

Page 68: ...fic functions Communication error Machine type could not be uploaded to terminal Please restart terminal Communication error List of available machine types could not be uploaded to terminal Please try again Communication error Machine type may not have been selected correctly in machine Machine type disabled in terminal Please make selection again Communication error No new machine type has been ...

Page 69: ...ine with caution All supervision using the sensor is disabled Sensor is faulty Check the sensor and cables to the sensor Cable error Cylinder 1 valve Cylinder 2 valve Cylinder 3 valve Cylinder 4 valve Cylinder 5 valve Outrigger proportional valve Left caterpillar track valve Right caterpillar track valve Rotation valve Tool valve Extra function 1 valve Extra function 2 valve Front left outrigger v...

Page 70: ...reen symbol in the display indicates contact If the symbol is red check that the battery for the remote control is charged and correctly inserted Ensure that the correct remote control is being used Check that the communication cable and aerial cable on the machine are properly secured Test run the machine using cable control Fuses for the mains connection blow when starting The machine s fuses ha...

Page 71: ...ilot pressure circuit Contact your service agent Cylinder sinks Contamination in the hydraulic system Investigate any leaks there might be Change hydraulic fluid and oil filter Leakage in the cylinder Locate the leak and replace any components that might be damaged Defective valve Contact your service agent Faulty counter balance valve Contact your service agent Overheating in the hydraulic system...

Page 72: ...673 205 400 380 7 10 80 18 5 35 1132 345 400 380 5 16 80 18 5 35 1821 555 460 440 9 6 80 60 Hz 21 3 34 689 210 460 440 7 10 80 21 3 34 1165 355 460 440 5 16 80 21 3 34 1870 570 Nominal voltage from power source Min voltage at machine Cable area Starting current Motor output Setting thermal overload relay Max cable length V V AWG mm2 A kW A ft m 400 380 9 6 90 50 Hz 22 0 41 581 177 400 380 7 10 90 ...

Page 73: ...C Max temperature F C Ideal working temperature F C Mineral oil ISO VG32 4 20 167 75 95 140 35 60 Mineral oil ISO VG46 Standard 14 10 185 85 122 167 50 75 Mineral oil ISO VG68 23 5 194 90 131 176 55 80 NOTICE The machine can be damaged if different types of hydraulic fluid are mixed Check which quality of hydraulic fluid the hydraulic system contains before refilling or changing Component Quality ...

Page 74: ...low max l min gal min 17 65 17 65 20 75 20 75 Electric motor Power kW 18 5 50 Hz 18 5 50 Hz 22 50 Hz 22 50 Hz 21 3 60 Hz 21 3 60 Hz 24 5 60 Hz 24 5 60 Hz Speed rpm 1475 50 Hz 1475 50 Hz 1475 50 Hz 1475 50 Hz 1775 60 Hz 1775 60 Hz 1775 60 Hz 1775 60 Hz Voltage V 380 420 50 Hz 380 420 50 Hz 380 420 50 Hz 380 420 50 Hz 440 480 60 Hz 440 480 60 Hz 440 480 60 Hz 440 480 60 Hz Current A 34 5 50 Hz 34 5 ...

Page 75: ...English 75 TECHNICAL DATA Range and transport diagram DXR250 4483 176 5 2020 79 5 4815 189 5 ...

Page 76: ...76 English TECHNICAL DATA DXR250 1695 67 69 2 7 1035 41 1367 54 1475 58 108 4 2 1801 71 2379 94 1488 58 5 1598 63 780 30 7 1110 43 7 1374 54 ...

Page 77: ...English 77 TECHNICAL DATA DXR270 4483 176 1986 78 4849 191 1435 56 ...

Page 78: ...78 English TECHNICAL DATA DXR270 1367 54 1035 41 1509 59 2057 81 2442 96 2079 82 1598 63 1489 59 2066 81 2238 88 1993 78 141 6 ...

Page 79: ...English 79 TECHNICAL DATA DXR300 4868 192 2368 93 5231 206 1818 72 ...

Page 80: ...80 English TECHNICAL DATA DXR300 1367 54 1035 41 2057 81 2442 96 2079 82 1598 63 1489 59 2066 81 2238 88 1993 78 141 6 ...

Page 81: ...English 81 TECHNICAL DATA DXR310 5182 204 2129 84 2678 105 5549 218 ...

Page 82: ...82 English TECHNICAL DATA DXR310 2057 81 1035 41 1464 58 1485 59 1627 64 141 6 2079 82 2591 102 1576 62 780 31 1110 44 1993 78 2066 81 2238 88 1680 66 ...

Page 83: ...pressly limited to the replacement or repair at Husqvarna Construction Products North America Olathe Kansas 66061 or at a service facility designated by us of such part or parts as inspection shall disclose to have been defective This warranty does not apply to defects caused by damage unreasonable use faulty repairs made by others than an approved Husqvarna servicing dealer or defects cacused by ...

Page 84: ...1158619 27 z Z 78 z Z 78 2016 12 19 US Original instructions ...

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