SUNWARD SWE155F Page 128 Operation & Maintenance Manual Download

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OPERATION & MAINTENANCE MANUAL SWE155F

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plugs, screws, or hose connections, do not stand directly in front. Loosen gradually to release the

internal pressure before removing.



Always release the air in the hydraulic tank to remove the internal pressure before carrying out

inspection and maintenance of the hydraulic circuit.



Inspection and maintenance works include checking the hydraulic system for oil level, replacement of

filter elements and replacement of hydraulic oil.



When dismantling high pressure hoses, check that there is no damage to the O-rings. If any damage is

found, replace the O-ring.

Summary of Contents for SWE155F

Page 1: ...I SWE155F Crawler type Hydraulic Excavator Operation Maintenance Manual Sunward Intelligent Equipment Co Ltd July 2020 ...

Page 2: ...tions that mentioned in this manual cannot be engaged in any circumstances The excavator is designed according to the metric system all the data presented are metric and only metric parts and tools can be used The manual should be regarded as the permanent part of excavator and kept at the easy reading place for consultation at any time If it is damaged or lost please contact SUNWARD or agents for...

Page 3: ...orksite Safety 18 1 2 17 Operation on Loosened Area 19 1 2 18 Signals and Gestures from Flagman 19 1 2 19 Distance to High Voltage Cables 20 1 2 20 Preventing Scald 20 1 2 21 Keeping Away From Transmission Parts 20 1 2 22 Preventing Fire and Explosion 21 1 2 23 Measures for Fire Fighting 21 1 2 24 Preventing Splashing or Falling Objects 21 1 2 25 Prevention of Flying Out Parts 22 1 2 26 Preventing...

Page 4: ...s 35 1 4 7 Avoiding Heating near Pressure Oil Pipes 36 1 4 8 Removing Paint Before Welding or Heating 36 1 4 9 Attachments 36 1 4 10 Maintenance Precaution of Track Tension Mechanism 37 1 4 11 Safety Rules for High pressure Oil 37 1 4 12 Safety Operation for High pressure Hoses 38 1 4 13 Accumulator 38 1 4 14 Preventing Accumulator Explosion 39 1 4 15 Waste Disposal 39 2 TRANSPORTATION AND STORAGE...

Page 5: ... 4 MACHINE OPERATION AND CONTROL 96 3 4 1 Operator s Position 96 3 4 2 Setting and Adjustment 96 3 4 3 Work Mode Selection 97 3 4 4 Inspection before Starting Engine 97 3 4 5 Engine Start up 98 3 4 6 New Machine Running in 100 3 4 7 Machine Preheating in Cold Weather 101 3 4 8 Safety Operation Rules 102 3 4 9 Machine Traveling 104 3 4 10 Machine Steering 105 3 4 11 Upper structure Swing 107 3 4 12...

Page 6: ...ng Lubrication Grease 127 4 4 2 Engine Oil 128 4 4 3 Gear Oil 129 4 4 4 Hydraulic System 130 4 4 5 Fuel System 131 4 4 6 Air Filter 131 4 4 7 Cooling System 132 4 4 8 Air Conditioning System 132 4 4 9 Other 132 4 4 10 Hoses 134 4 4 11 Wearing Parts Table 135 4 4 12 Maintenance in Special Situation 136 4 5 MACHINE MAINTENANCE INTERVAL 137 4 5 1 Daily Maintenance Every 8 Hours 137 4 5 2 Maintenance ...

Page 7: ...AL SWE155F 5 5 1 4 Electrical Schematic 173 5 1 5 Electrical Components 174 5 1 6 Hydraulic Schematic 175 5 1 7 Hydraulic Components 176 5 1 8 Noise Vibration Description 176 6 NOTE FOR SAFETY 177 7 MANUFACTURER INFORMATION 180 ...

Page 8: ...NANCE MANUAL SWE155F 6 1 SAFETY RULES Warning Please thoroughly read and completely understand all precautions described in this manual or safety labels Follow all instructions when operating or servicing this machine ...

Page 9: ...ace and always keep them clean When cleaning them do not use solvents or gasoline It may cause labels to peel off There are also other labels in addition to warning labels Handle these labels in the same way In case the labels are damaged lost or not legible replace them with new ones For details of the part number refer to parts manual or actual label and place an order with SUNWARD or our author...

Page 10: ...ty precautions and instructions in this manual to keep your machine in good condition Do not alter or modify machine rashly this may impair function and effect service life or jeopardize personal safety Caution all safety information described in this manual covers only basic safety information of this machine It s not possible to predict every circumstance which might involves potential hazards S...

Page 11: ...ight up Buzzer must sound as well Self test is finished in 2 seconds to indicate test system is or is not properly functioning Start the engine Keep control lever of pilot valve at LOCK position Switch key to ON position Honk the horn to alert the persons around Turn the key to the right hold it in START position until engine runs Then release the key switch will automatically Return to ON positio...

Page 12: ...ank and fuel system While refilling at the end of daily work shift do not spill drip any fuel to machine or ground to avoid fuel clotting After refilling fuel fasten cap securely 4 Machine Posture Label Caution Do not start engine when hydraulic oil tank runs out of oil Inspect hydraulic oil level daily Park machine on level ground Completely retract arm cylinder and extend bucket cylinder to full...

Page 13: ...ance with this manual Inspect machine before starting machine Check monitor Check each liquid level Check hose and piping for leakage twist wear out or damage Check surrounding the machine for any signs of noise heat etc Check parts for looseness and lost Caution If any problems are detected repair prior to operation or contact our authorized distributor Use recommended fuel hydraulic oil and lubr...

Page 14: ...down the engine remove the key Release inner pressure in the hydraulic system by operating left and right pilot handles Set pilot control lever in LOCK UP position Use wrench for filter to remove filter housing off the filter head cover by rotating counterclockwise Remove filter core and used O ring Clean the area in contact by head cover and O ring Apply a new layer of fresh hydraulic oil and pla...

Page 15: ...kgf m 8 Engine Hood Label Warning Shut down engine before opening engine hood Be cautious of scalding after opening engine hood 9 Work Device Label Warning Stay clear of working device 10 Swing Label Warning Keep clear of swing area 11 Tail Warning Label Warning Stay clear of machine while it is running 12 Lifting Direction Label ...

Page 16: ...ing Relieve pressure prior to repair or replacing 15 Preventing Hand Caught by Fan Fan would run at high speed while engine is active Pay much attention to prevent hand foot hair and clothing being caught in fan blade when attempting any inspection and maintenance procedures on machine 16 Operation Label This machine is equipped with two pilot control handle and two travel control lever which cont...

Page 17: ...n switch button is fixed on the handle Two travel control lever control forward motion reverse motion and steering of the machine 17 Direction Label This label indicates travel direction of machine when travel control lever is pushed forward Warning In case that driving wheel is located underneath cab machine will travel rearward when pushing travel control lever forward On this occasion symbol in...

Page 18: ... injury to person Always refilling fuel at outdoor Before refilling the engine should be shut down Do not refill fuel while smoking or near fire or sparks All fuel and most of lubricants are flammable Flammable liquid should be stored at proper place far from fire Do not burn out or stab at pressurized container Do not store rags containing oil This can cause self ignition and can be lighted up Fa...

Page 19: ...window labeled with exit mark to get out of the machine The safety structure being damaged is beyond repair But you could have it replaced with a new one Caution Pay attention to the flying pieces while breaking out emergency exit way For better protection of your safety please keep sufficient distance from exit way being damaged Exit hole must be big enough for operator to get out Make sure your ...

Page 20: ...OPERATION MAINTENANCE MANUAL SWE155F 13 23 Center of Gravity Label 24 Hydraulic Oil Label 25 Grease Label ...

Page 21: ...cify machine model and serial NO Learn about how to properly and safely operate machine and its controlling device Use only trained and qualified person to operate on this machine Keep machine at good working condition Unapproved modification on this machine can impair function effect service life and jeopardize personal safety Note all safety information described in this section covers only basi...

Page 22: ...in CAUTION labels In this manual CAUTION may also be used to invite attention to safety instructions 1 2 3 Emergency Protection Be cautious of fire and accidents make sure there are fire extinguishers ready for emergency thoroughly read and understand all instructions on fire extinguisher and know how to operate it Carry out maintenance and inspection procedure regularly to make sure fire extingui...

Page 23: ... all mud oil dirt and other foreign matter Keep machine clean at all times 1 2 7 Checking before Start up Inspect surrounding machine daily or before each work shift Be sure to follow the instruction described in pre start inspection section during patrol inspection process 1 2 8 Precautions for Entering Cab Remove all mud oil adhered to your shoes prior to access into cab Failure to do so your fo...

Page 24: ... operation of tramping swing and digging Do not mount or dismount machine while holding tools in your hand Do not jump on or off the machine 1 2 10 Adjustment of Operator s Seat A comfortable posture can alleviate operator s fatigue You may adjust seat for your comfort in relation to your weight height and arm length Distance from hand lever for ideal hand operation posture adjust distance of uppe...

Page 25: ...er the work equipment to the ground set pilot safety control lever to LOCK position securely then stop the engine 1 2 14 Emergency Exit If the door cannot be opened for some reason you may open the back windows and use it as an alternative exit way for emergency For details refer to the instructions in emergency exit label 1 2 15 No Passengers Allowed When machine is in the process of operation or...

Page 26: ...f machine 1 2 17 Operation on Loosened Area Do not operate around cliff shoulder of road or ditch In this area the ground is loosened There is a possibility of getting into danger of ground sinking with vibration and weight of the machine Bear in mind that the soil is loosened in this area after heavy rain explosion operation or earthquake When working on a dike or around ditch there is a possibil...

Page 27: ...mpany to shut off power supply always wear proper electrical insulated shoes and gloves If it s inevitable to pass by utilities provide a flagman to secure safe distance and warn operator in time 1 2 20 Preventing Scald Be cautious of coolant burn during inspection or discharging coolant Hot fluid or vapor can erupt from check port or discharging port and scald Allow cool before opening Before att...

Page 28: ...event spark due to static electricity or friction 1 2 23 Measures for Fire Fighting Switch starting key to OFF position to stop engine Remove fire extinguisher in cab Get out of machine by utilizing handrail and steps Contact fire department and colleagues and superior Extinguish fire with fire extinguisher 1 2 24 Preventing Splashing or Falling Objects Wear protection glasses or goggles to avoid ...

Page 29: ...elements containing asbestos fibers be cautious not to inhale asbestos dust generating by those elements To avoid dust do not use pressurized air to clean machine Do not scrub or grind material containing asbestos Always wear approved respirator and use recommended dust collector to remove asbestos during maintenance If you can not find them wet asbestos material with water or oil Follow rules and...

Page 30: ... fuel is highly flammable handle them with extra care In case that fuel is ignited injury or death may occur to persons Always add fuel at open air Be sure to stop engine before refilling fuel Do not refill fuel while smoking or around naked flame or spark All fuel and most lubricant and coolant are flammable Keep flammable fluid away from the area involves fire hazards Do not burn out or stab at ...

Page 31: ...t and working lamp check to ensure they are properly functioning Check coolant level fuel level and oil level in engine oil pan Check air filter for clogging check wiring for damage Adjust operator s seat to a position where it is easy to carry out operation Check seat belt or mounting clamps for damage or wear Check meters to ensure they are functioning properly Check working lamp angle Make sure...

Page 32: ... Do not attempt to start engine by short circuiting the engine including terminal starting this action is dangerous beyond dangerous it will cause damages to equipment 1 3 3 Starting Engine in Cold Weather Carry out a complete warm up operation before operating control lever Failure to do so machine will lag in response this may result in accidents If the battery electrolyte is frozen do not charg...

Page 33: ...s from bucket or collision with bucket can cause serious injury or death or damage to machine When using breakout hammer or other heavy working equipment there is a hazard of losing its balance and tipping over Do not lower swing or stop working device all of sudden Do not extend or retract boom cylinder suddenly There is a risk of machine tipping over due to impact force 1 3 5 Operation on Slopes...

Page 34: ... road are buried in the snow and can not be seen There is a hazard of the machine tipping over or hitting covered objects so always carry out operation carefully 1 3 7 Avoid Tipping Over Warning Do not attempt to jump off a tipping over machine this may cause severe accidents of injury and death Machine will tip over before you jump off the machine Fasten seat belt There is a possibility of tippin...

Page 35: ...that no bystander accesses to jobsite Sound horn or use other alarm to warn people When machine travels in reverse provide a flagman to assist in case operator s sight is limited Keep the flagman with operator s sight When signal is needed during working signal man be suppose to use hand signal Only when the signals are understood by both signal man and operator the machine can be operated to tram...

Page 36: ...ine remove the key Turn off the pilot control switch When the machine is to park on a slope chock the machine on both side of the track lower bucket to dig the teeth into the ground Position the machine to avoid unexpected movement Keep proper distance from the other machine 1 3 10 Moving Machine Safely Before moving the machine check travel control lever pedal to ensure the relationship between o...

Page 37: ...l on obstacles lower the working device close to the ground at low speed Do not travel over obstacles which involve risk of tilting machine to one side When traveling or operating keep a safe distance from people structure or other machine to avoid making contact with them When passing over bridges or structures check first structure is strong enough to support the weight of the machine When trave...

Page 38: ...ope place control lever to neutral position immediately and re start the engine 1 3 13 Safety Rules during Towing Warning Improper towing may damage machine any mistake on selecting steep rope or inspection can result in serious injury or death Always wear gloves when handling steel ropes Secure steel ropes to track frame During towing operation do not stand between the towing machine and the mach...

Page 39: ...ge 1 3 15 Parking Machine Parking machine on a firm level ground Select a place without hazard of falling rocks or landslides or flooding Lower the working devices completely to the ground When leaving machine place the pilot safety lever to LOCK position and then stop the machine To prevent unauthorized person from operating the machine always close the cab door use the key to lock all the equipm...

Page 40: ...e carrying out maintenance or service Set the other warning signs around the machine if necessary 1 4 2 Parking Machine Prior to Maintenance Park the machine on firm level ground Lower the bucket to the ground Switch off the idle run the machine at low speed for 5 minutes Set the key switch to OFF position to stop the engine Operate each control lever release internal pressure of hydraulic system ...

Page 41: ... block strong enough to support the machine and working device securely Dispose of replaced parts in time remove any accumulated lubricating grease oil or debris Always disconnect negative terminal from battery before testing on electrical system or welding on the machine Provide complete lighting device for jobsite When working under the machine or inside the machine always use maintenance work l...

Page 42: ... causing injury to surrounding people 1 4 5 Precautions of Welding and Polishing Welding operation can generate flame and gas Operate must be therefore carried out in well ventilating area with complete preparation Store flammable substance in safe place prior to welding operation Use only qualified person to carry out welding operation never allow any unqualified personnel to carry out welding op...

Page 43: ...d generate harmful gases Inhaling these gases may cause nausea Avoid generating any potential harmful gas and dust Carry out painting operation outdoor or in ventilating area Dispose of paint solvent properly Remove paints prior to welding or heating operation When using grinder or sand paper to remove paints always wear proper inhaler to avoid inhaling dust In case of removing paints with solvent...

Page 44: ...d cause serious injury and even death Do not disassembly recoil springs 1 4 11 Safety Rules for High pressure Oil Hydraulic system is always under internal pressure When inspecting or replacing piping or hoses always check that the pressure in the hydraulic circuit has been released If the circuit is still under pressure it will lead to serious injury so always do as follow Never attempt any inspe...

Page 45: ...exposed reinforcement wire layer Covering swollen in places Twisted or crushed movable portion of hose Foreign material embedded in covering 1 4 13 Accumulator Accumulator is charged with pressurized nitrogen When handling accumulator careless operation may lead to explosion and cause serious injury or damage Always follow the following instructions Do not disassemble accumulator Do not keep accum...

Page 46: ...on Do not charge frozen battery failure to do so may cause explosion Heat the battery up to approx 16 C The electrolyte is toxic In case of explosion electrolyte may splash into eyes and cause blindness When inspecting electrolyte density always wear protective goggles 1 4 15 Waste Disposal To prevent pollution pay attention to the manner of disposing of waste materials Always put oil drained from...

Page 47: ...ATION MAINTENANCE MANUAL SWE155F 40 2 TRANSPORTATION AND STORAGE Warning Before reading this chapter please thoroughly read and fully understand the contents described in chapter SAFETY RULES in this manual ...

Page 48: ... the machine into smaller unit to transport Select proper transportation tools according to machine s weight length width and height Survey the traffic condition for transportation in advance e g road condition and width height of bridges and tunnels as well as the limits of weight and traffic regulation etc Please note Transportation weight and dimension of the machine may change with different c...

Page 49: ...ng operation is extremely dangerous The machine is subject to rolling over If the machine needs to change direction go back to level ground or trailer platform then revise travel direction and cross the slope Do not attempt any other operations e g steering and moving work equipment etc on slope Allow only travel operation Because it s a raised shape at the place where ramp intersects the flats Pa...

Page 50: ...keep the working device at the front of the machine and travel forward If no working device travel in reverse to load the machine Align the direction of the machine with the ramp be sure the center line of the machine track matches that of the ramp and travel slowly Lower the working equipment as much as possible without causing any interference on the machine When traveling on slope operate only ...

Page 51: ...d rear position of the track to prevent machine movement during transportation Fix the four corners of the machine and front accessories to the trailer with chains or wire ropes Raise the ramp located on the rear part of the trailer then fix it 2 1 6 Unloading Note Load the machine only on firm level ground and keep a safe distance with the road shoulder Chock the machine to prevent the machine mo...

Page 52: ...ine with any worker on it Make sure the wire rope has sufficient strength for the weight of the machine The service condition must be in accordance with relevant forced standard Swing the working equipment to the sprocket end set the undercarriage and upper structure parallel Do not swing to the other direction Do not lift the machine in any posture other than the posture given in the right fig Wh...

Page 53: ...ust steel rope to keep the lifting angle within 30 to 40 Lifting the machine gradually check that it s balanced Make sure to keep machine at level otherwise re adjust steel rope until it s at level 2 2 STORAGE Note To protect the hydraulic cylinder piston rod while in storage keep the work equipment in the fig shown at right This prevents rust from developing on the piston rod 2 2 1 Before Storage...

Page 54: ... 2 to 3 cycles at least once a month so as to lubricate machine and charge the machine battery Before operating check cooling water level and lubrication status Air condition must run once a month 2 2 3 After Storage Note Start engine only in well ventilated condition Remove lubricating grease on piston rod surface Apply grease to all lubricating parts Check engine oil level keep it in specified l...

Page 55: ...OPERATION MAINTENANCE MANUAL SWE155F 48 3 OPERATION Warning Before reading this chapter please thoroughly read and fully understand the contents described in chapter SAFETY RULES in this manual ...

Page 56: ...nd the machine s individual structure and operation methods for controlling equipment as well as the presented meaning 1 Bucket 2 Linkage 3 Rocker arm 4 Bucket cylinder 5 Arm 6 Arm cylinder 7 Boom 8 Boom cylinder 9 Cab 10 Engine hood 11 Counterweight 12 Travel motor 13 Sprocket 14 Carrier roller 15 Track roller 16 Idler 17 Track assembly ...

Page 57: ...tch 3 Work light switch 4 Wiper switch 5 Washer switch 6 Manual Auto selection switch 7 Quick change lock switch 8 Engine regeneration switch 9 A C control panel 10 radio 11 Pilot safety lever 12 Left pilot control handle one key for idle speed 13 Right pilot control handle W horn switch 14 Travel control lever 15 Monitor 16 Cigar lighter Seat ...

Page 58: ...ents or injury The specification of these control levers is shown in fig When operating the pilot safety lever upward or downward pay attention not to touch the other control levers Pilot safety lever is a device being used to lock up working equipments and control levers for swing travel and accessories if equipped Pull the lever to lock up Pilot safety lever is pilot hydraulic lock device Even i...

Page 59: ...en the machine is traveling sudden steering can cause damage to machine Travel control lever 2 is being used to control machine s travel a forward Push lever forward pedal forward tilting b reverse Pull lever backward pedal backward tilting N neutral Machine stops pedal stays the middle position For the machine with travel alarm equipment if present if setting the lever from neutral position to fo...

Page 60: ...E155F 53 3 2 4 Air Condition Control Panel 1 OFF button 2 Wind speed switch 3 Temperature setting switch 4 Air outlet mode setting switch 5 Auto mode setting switch 6 Inner exterior air in switch 7 LCD screen 8 Hot cold change switch ...

Page 61: ...ween high speed and low speed icon of low travel speed is icon of high travel speed is 5 Press F5 work state is switched between automatic idle and non automatic idle icon of automatic idle is lighting on the main interface 6 If the buzzer sounds please press muffle Buzzer will sound continuously if there are different kinds of warning 7 Warning icon When there is warning information the correspon...

Page 62: ...he left handle to change to auto idle speed The yellow icon of auto idle speed displays on the main interface then press the top of the left handle again and the icon disappear 15 means preheating when machine is preheating the icon is red or is white 16 is the warning icon for overheated coolant When system detects that the temperature of coolant is high this icon is red or is white 17 is the war...

Page 63: ...ppear that will not disturb the normal work 25 is the icon for engine regeneration When engine starts auto regeneration the icon is green displaying on the main interface After pressing down the manual regeneration switch the icon is yellow manual regeneration displaying on the main interface The main effect of regeneration is to catch harmful particles in the exhaust air and create an environment...

Page 64: ...ce time again 4 After replacing air filter element press F5 to set maintenance time again 5 Press F2 or F3 to switch among three options 3 2 5 3 Interface 2 of Maintenance Information Press F5 in maintenance interface 1 to enter into maintenance interface 2 In this interface 1 This interface is used to confirm for re setting maintenance time of engine oil filter element fuel filter element and air...

Page 65: ...ding operate information port information warning and failure information user settings system settings machine information history failure record throttle calibration loading counter 2 Red option is the current one 3 Press F1 to exit 4 Press F2 and F3 to switch among menu items 5 Press F5 to enter into the selected option Upward select Exit F1 F2 F3 F4 Downward select Confirm F5 ...

Page 66: ...nformation you can find Engine rev system voltage fuel oil level hydraulic pump pressure pilot pressure work mode accelerator gear work time engine torque engine oil pressure air pressure pressurized temperature DEF liquid temperature and level 3 Press F1 to return the menu interface 4 Press F5 to turn to the next page F4 for previous page Running Information Running Information ECU Information ...

Page 67: ...face This interface display system port information in this interface 1 Two interfaces are included which are analog signals and numerical signals 2 Press F4 and F5 to switch among two interfaces 3 Press F1 to return system menu interface Port Information Port Information ...

Page 68: ...E155F 61 3 2 5 7 Machine Information Interface In this interface 1 Following information can be found including machine model machine serial no displayer no engine model and soft version no 2 Press F1 to return system menu interface ...

Page 69: ...password F4 button is used for selecting password digit capacity After the correct password is input press F5 to enter user setting interface 2 User setting interface includes clock setting language setting display setting maintenance interval time setting user password modification and stage hour management 3 Press F2 and F3 to select menu press F5 to enter into the selected menu return by pressi...

Page 70: ...5F 63 3 2 5 8 1 Clock Setting Interface In this interface 1 F4 is used to select the parameter which should be modified F2 and F3 are used to modify parameters F5 is used to confirm the modified value and press F1 to exit F1 F2 F3 F4 F5 ...

Page 71: ...OPERATION MAINTENANCE MANUAL SWE155F 64 3 2 5 8 2 Language Setting Interface In this interface 1 Press F2 and F3 to select a language confirm by F5 and return by F1 F1 F2 F3 F5 ...

Page 72: ...OPERATION MAINTENANCE MANUAL SWE155F 65 3 2 5 8 3 Screen Brightness Setting Interface In this interface 1 Press F2 and F3 to adjust the brightness confirm by F5 and return by F1 F1 F2 F3 F5 ...

Page 73: ...E MANUAL SWE155F 66 3 2 5 8 4 Maintenance Interval Setting Interface In this interface 1 Press F2 and F3 to adjust interval time F4 is used to select project to be adjust F5 is confirming press F1 to return F1 F2 F3 F4 F5 ...

Page 74: ...ssword Modification Interface In this interface 1 Press F2 and F3 to modify password F4 is used to select password digit capacity press F5 to confirm exit by F1 After inputting the correct password then you can set a new password F1 F2 F3 F4 F5 F1 F2 F3 F4 F5 ...

Page 75: ... 2 5 8 6 Stage Hour Setting Interface In this interface 1 F2 and F3 are used to begin timing or reset the time when timing begins lease hour is triggered when select time reset lease hour reset press F5 to confirm press F1 to exit F1 F2 F3 F5 ...

Page 76: ...ystem interface input correct password by F2 and F3 select the password digit capacity by F4 confirm with F5 after correct password is input to enter the system settings interface 2 In this interface below settings are included Machine information auxiliary attachment selection advance system settings GPS unlock GPS remove GPS emergency unlock and idling speed Select the menu by F2 and F3 confirm ...

Page 77: ... Information Interface In this interface 1 System failure GPS failure and ECM failure are included 2 You can check corresponding information of failure or warning code 3 F2 and F3 can be selected among failure 4 Three interfaces can be switched by F4 5 Press F1 to exit ...

Page 78: ...5 11 History Failure Record Interface History failure record interface 4 1 History failure record interface 4 2 History failure record interface 4 3 History failure record interface 4 4 F1 F2 F3 F4 F5 F1 F2 F3 F4 F5 F1 F2 F3 F4 F5 F1 F2 F3 F4 F5 ...

Page 79: ...tory failure 7 F1 is to exit 3 2 5 12 Throttle Calibration Interface Disoperation can lead to abnormal system so please try your best to contact with Sunward or the person who is authorized by Sunward to deal with it In this interface 1 At first enter into password inputting interface press F4 to select the password digit capacity F2 and F3 are used to modify password After inputting password pres...

Page 80: ...5 12 Loading Counter Interface In this interface 1 Start cancel loading counter function or reset current loading number 2 Press F2 and F3 used to select loading counter and reset loading number press F5 confirm 3 Press F1 to go back F1 F2 F3 F5 ...

Page 81: ...hanlde to left bucket dig A dial switch on off the hydraulic shear B button horn 3 2 7 Horn Switch Horn switch is used to control hydraulic excavator work horn This horn switch is located on the upper side of the right control handle This switch is an inching switch We recommend you to use right hand thumb to depress this switch Depress the horn switch as shown in the fig the horn will sound The s...

Page 82: ...upper structure to slew a push the handle forward arm extend b pull the handle backward arm retract c push the handle to right upper structure swing clockwise d push the handle to left upper structure swing anticlockwise A Dial Slew the auxiliary attachment B Button One key for idling speed 3 2 10 One key Idling Switch The one key idle speed switch can reduce the rev of engine This switch is locat...

Page 83: ...h key in ON position when engine is running START position It s engine starting position When starting the engine hold the key in this position With engine started release the key immediately it will go back to ON position automatically 3 2 12 Throttle Control Knob This knob is used to regulate engine rev and power output a low idle speed position b high idle speed position When shifting accelerat...

Page 84: ...ower for front light work light monitor light will be cut down Light will be shut down 3 2 14 Wiper Switch Wiper switch is used to control wiper located on front window of the cab Set the wiper switch to ON position to activate wiper Set the wiper switch to OFF position to stop the wiper and reset to original state 3 2 15 Washer Switch Washer switch is used to control the washer for cab front wind...

Page 85: ...id valve 3 2 18 Engine Regeneration Switch Start and prohibit engine regeneration function Prohibition Regeneration Switch When the switch is on the ON position engine regeneration function is disabled When the switch is on the OFF position engine regeneration function is enabled Normally it s on the OFF position except when there s high temperature objects which can t be touched nearby the post p...

Page 86: ...y window lower window or door Warning Serious accidents may occur if fail to lock the control lever and touch it unexpectedly Check if the wiper blades are in fixed position Use both hands to grip handle A firmly press fasten buckle B with thumb see fig Use hands to push rotary window back upward to the top of the cab to fix rotary window To close the front window grip the handle A by hands press ...

Page 87: ... on the front then grip the handle B and push it upward to open the canopy To close it grip handle B and use lock button A to lock skylight automatically refer to right fig Inner lock Push ball handle A downward until a sound is heard then push indoor handle outward the door will open refer to the right fig Sliding window left side Press down the window rubber lock A refer to the right fig and pul...

Page 88: ...ight side of under door frame the fixed lock will be open as fig 3 then close the cab door Emergency exit When the cab door cannot open due to some reasons safety hummer can be used to broken the back window you can escape from the back window Escaping approach 1 Take the safety hammer outward 2 Break the back window with it escape from the outlet Remark Unless using it as the emergency exit do no...

Page 89: ...ng parts with lock Insert the key into the key slot turn the key anticlockwise and pull the handle to open the door or covers Turn the key clockwise to lock the door or covering parts see the right fig Opening and closing engine hood Opening Insert the key turn it clockwise to unlock pull the lock plate upward and then open the engine hood upward with the handle Closing Close the engine hood downw...

Page 90: ...ening cover A insert the key into the key slot turn the key anticlockwise for 180 the lock is open To lock the fuel filling opening turn the B clockwise see fig below Rotate oil fill cap B anticlockwise to open oil fill port To lock up oil fill port rotate B clockwise see fig below ...

Page 91: ...cavator on the position of 15 as the picture users can listen to the different frequent broadcast of the radio according to own different requirements and interests for relieving the tired 1 Power 2 Sound Effect Mode 3 Auto storage 4 Upward Selection 5 Backward Selection 6 Band 7 Mute 8 Volume Adjustment 9 Play Stop 10 FF FB 11 Pre storage 3 Repeat Play 12 Pre storage 5 13 Pre storage 6 14 Functio...

Page 92: ...o search radio channel upward from current frequency once a radio channel is found it will be saved to the presetting position 7 Pre saved Radio Channels Audition After the AS PS button is pressed down less than 1 second all the pre saved radio channels will be listened in proper order with 5 seconds for each During the audition process press down this button again to stop and keep listening the c...

Page 93: ...uspension adjustment 60mm the seat infinite variable adjustment range 50 130 kg Headrest height adjustment range 105mm it s adjustable in 7 stages The armrest can be adjusted from 40 100 Instruction A Hand position adjustment Raise the adjustment lever 1 upper seat move forward or backward Adjust hand to proper position B Backrest tilting adjustment Pull up the adjustment lever 3 turn the backrest...

Page 94: ...n put down the lever and realize self hold F Bearing adjustment Rotate lever 7 observe the bearing of the seat through observation window until the bearing attain to the body weight of the operator 3 3 6 Fuse Note Always turn off the key switch prior to fuse replacement The fuses protect the electrical equipment and wiring from burning out Replace any fuse with corrosion or generating white powder...

Page 95: ...ions and warnings are provided in this manual If you fail to pay attention to these information you or the other persons may suffer the injury and even death Schematic diagram This air conditioning is heat refrigeration A C refers to the schematic diagram on the right NO Name Specification 1 Cooling Capacity 4 0kw 2 Heating Capacity 5 0kw 3 Air Flow Capacity 400m3 h 4 Voltage 24V DC 5 Total Power ...

Page 96: ... mode setting switch 5 inner exterior air in switch 6 and air conditioner start close switch 8 are started the lamp above the switches will be lighted The function of buttons and switches are as follows 1 Power switch The control of fan and air conditioner is as below Press the OFF switch 1 the display of temperature and input air will disappear on the screen The lamp above the auto mode setting s...

Page 97: ...his switch on normal condition and set to the suitable comfortable temperature by the temperature button the air condition will work automatically Shift the auto mode to manual mode it s only need to set the air output air outlet and the shift mode of the internal and external air after that the light on the auto mode button is off 6 Intake air internal and external circulation selection button It...

Page 98: ...ton to select an air flow rate to ensure that the fan is started and then press the A C button again Caution When the air conditioner is used do not turn the temperature control switch to the COOL position and instead switch the air flow rate switch to the low position to prevent the evaporator from frosting and the cooling effect from being affected When an air conditioner refrigerates in summer ...

Page 99: ...ture and air flow rate indicators on the LCD screen as well as the auto switch and A C switch lights are off and the air conditioner is stopped Manual operation control 1 Press down the fan regulation switch to regulate the air flow rate In addition confirm the set temperature and air flow rate by checking the information shown on the LCD screen 2 It is possible to check whether the A C switch is ...

Page 100: ...nternal external air switching button 4 Adjust the temperature adjustment switch to set the temperature to 32 maximum heating capacity In order to allow the air to be blown onto the glass adjust the shutter directions of the air outlets In addition if the glass is covered with moisture or dehumidification is required in the plum rain season simply start the air conditioner for dehumidification Oth...

Page 101: ... When disassembling hydraulic devices do not stand in the oil ejecting direction Loosen the bolts gradually Do not disassemble accumulator Do not place the accumulator close to naked flame or get it exposed in fire Do not drill holes or weld on accumulator Do not get accumulator hit rolled or shocked When handling accumulator it s necessary to bleed the air Please contact distributor The accumulat...

Page 102: ...lever to free position Operate work equipment lever and accessory control pedal forward backward leftward and rightward alternately to release pressure in piping Set safety control lever to LOCK position to lock up control lever and attachment control pedals ...

Page 103: ...play screen radio and air conditioner 3 4 2 Setting and Adjustment The machine has the following settings Engine rev setting Turn the throttle knob to get desired revs Work mode setting S H L For detailed information please refer to section 3 2 5 monitor system Travel speed setting Press travel speed switch button to shift between high speed and low speed Auto idle setting Press idle button to shi...

Page 104: ...are as follow 3 4 4 Inspection before Starting Engine Before starting the engine do a walk around inspection covering the following items Remove the dust on the cab windows to allow for a good visibility Remove all foreign matters around engine radiator or accumulator Check for engine oil or fuel leakage If any abnormalities are found clear them as well as to Work mode Applicable work condition S ...

Page 105: ... it s clear of person and obstacles Adjust weight bearing height seat tilting armrest angle backrest angle etc for operator s comfort Check seat belt and fasten buckle Check horn and light to ensure they are properly functioning Check instruments and monitor for any damage 3 4 5 Engine Start up Warning Do not start the engine if any signs or marks are posted to handles in the cab Do not start the ...

Page 106: ...il pressure is displayed in screen check engine oil pressure is within specified range If yes you are allow to operate If no find out the problem and do not operate until the problem is cleared You could stop the engine to help find the problem if necessary Start the engine in cold weather Set pilot pilot safety lever to LOCK position Turn throttle knob to low speed position Hold the key in warm u...

Page 107: ...first 50 hours How well does the machine run during running in period have direct effect on the machine performance in the future in terms of use effect and service life Please follow the rules specified in this manual After starting the engine do not attempt any operation allow it to idle for 15 seconds After idle running attempt all digging swing action without load at idle speed for 5 minutes D...

Page 108: ...just throttle knob to set engine revs to 1500 rpm operate bucket to perform dig dump blank action for 5 minutes without attempting any other actions Engage engine speed at 1500 rpm operate bucket and arm to act to full stroke for 5 minutes Adjust throttle knob to speed up engine rev to high speed position approx 2000r min cycle the following operations for 3 5 times Boom up down movement Arm retra...

Page 109: ...tacles Sound the horn to warn people before traveling Only operate the machine on the operator s seat Do not carry other people with machine Make sure door windows are in lock up position and locked securely Do not travel in reverse if possible swing upper structure for 180 Before proceeding to operate slightly push handle to confirm the relationship between handle operation and travel direction I...

Page 110: ...on as well as to set travel speed at LOW position Never change direction on slopes or attempt upper structure swing operation When passing under bridge tunnel or other place with limited height check to make sure the machine could pass through If yes travel at low speed When the machine travels on bridge or other place with load limitation make sure the weight of the machine do not exceed load lim...

Page 111: ...rd both travel control lever or pedal in sync the machine will move forward pull backward both travel control levers or pedal in sync the machine will travel rearward The machine has two travel speed stages high low speed 5 5km h and 3 5km h accordingly When the sprocket is located under cab push both travel control levers or pedal in sync the machine will travel rearward Pull backward both levers...

Page 112: ...edal forward the machine will turn right push right travel lever or pedal to turn left When idler is located under cab pull left travel lever or pedal backward to turn left Pull right travel lever or pedal backward to turn right If push travel lever or pedal in different direction in sync the machine will rotate on the spot ...

Page 113: ...OPERATION MAINTENANCE MANUAL SWE155F 106 When the sprocket is located under cab the relation between operation direction and machine travel direction is opposite to the item above ...

Page 114: ...hine to the right 3 4 12 Work Equipment Warning When the machine is set to auto idle state the machine will stop all action for 10 seconds and then engine will go to idle speed state automatically Since then any operation on lever will shift the machine to high rev The moving speed of work equipments is in proportion with distance of handling lever i e the bigger the distance of lever being moved ...

Page 115: ...er is at 90 angle with rocker arm the max digging force of arm and bucket can be achieved The range for excavating with the arm is from a 45 away from the machine to a 30 angle toward the machine Machine can execute short time intense excavation a pressurizing button is presented on the top of the left control lever Press it down to increase system pressure providing intense excavation for 8 secon...

Page 116: ...of machine chassis After bucket teeth touches ground vertically retract it a little When arm is away from the outer side of excavator and at right angle to the ground lift boom and fold the arm to move the bucket teeth in level When arm is near the inner side of excavator and at right angle to the ground lower the boom and fold the bucket at the same time to move the bucket teeth in level Loading ...

Page 117: ...face and operate so that the chassis rises approx 50 mm 2 in off the ground Do not let the machine come further off the ground than this amount Always keep the chisel pressed against the impact surface properly to prevent using the impact force when there is no resistance Adjust bucket cylinder at all time always keep chisel pushed perpendicularly against the impact surface When it s difficult to ...

Page 118: ...ker Do not operate hammer breaker to the end of strokes Do not crush objects with swing force Do not move the chisel while carrying out breaking operations Do not move chisel to gather in pieces of rock Do not holding the chisel horizontal or upward during breaking ...

Page 119: ...ist the chisel when it has penetrated the rock Do not move work equipments to drive breaker to work When folding arm and breaker do not collide boom let alone step down impacting pedal to cause chisel to hit boom This can cause direct damage to machine ...

Page 120: ...on controlling forward Note Do not operate too quickly failure to do so may cause boom sudden up movement and lead to accidents Do not operate any other lever and actions failure to do so boom can not be lowered due to pressure depletion in accumulator 3 4 15 Parking Machine 1 Drive machine to parking area The area must be firm level ground 2 Release all operate levers and keep them in NEUTRAL pos...

Page 121: ...NEUTRAL position all action of the machine will stop However the machine will act when operating the control valve 2 Set pilot safety lever to LOCK position the machine will stop In this case the machine will not be started even if you operate all control valves Emergency stop In case of emergency use emergency stop Set engine start key to OFF position to stop engine ...

Page 122: ...he machine may collapse and cause the machine to fall 3 When working on the road shoulder or cliff place the track with the ground edge 90 instead of parallel setting and the travel motor should be set on the other side away from the edge in this way the machine is easy to leave in case of emergency 4 Do not work under suspension parts or excavate suspension shape to prevent damages to the machine...

Page 123: ...se damages to work equipments 6 When carrying out demolition work do not carry demolition above your head there is hazard of broken parts falling off 7 When using a breaker or other heavy duty equipment do not lower raise swing and stop work equipments all of sudden to avoid accidents due to losing its balance ...

Page 124: ...OPERATION MAINTENANCE MANUAL SWE155F 117 4 MAINTENANCE Warning Before reading this chapter please thoroughly read and fully understand the contents described in chapter SAFETY RULES in this manual ...

Page 125: ...ricant hydraulic oil and genuine parts your warranty rights will become void Do not adjust engine speed limiter or hydraulic system safety valve Do not allow water to reach electric equipments Do not dismantle engine pump controller sensor etc 4 1 2 Daily Inspection Prior to Start up Check monitor Check each liquid level Check hoses and piping for leakage twist wear out or damage Give a walk aroun...

Page 126: ...ucket to the ground Shut down auto idle function Allow engine to idle for 5 minutes Set the key to OFF position Set pilot safety lever to LOCK position Hang a warning sign DO NOT OPERATE on the machine 4 1 5 Correct Use of Fuel and Lubricant Important Always use recommended fuel and lubricant failure to do so will cause damages to excavator and your warranty right will become void 4 1 6 Checking D...

Page 127: ...becomes wet or the covering of the wiring is damaged This will cause an electrical short circuit and may lead to malfunction of the machine Do not use water to flush the inside of the operator s cab Do not allow water to get into the electrical components Service relating to the electric system is checking fan belt tension checking damage or wear to the fan belt and checking battery fluid level Ne...

Page 128: ...n the hydraulic tank to remove the internal pressure before carrying out inspection and maintenance of the hydraulic circuit Inspection and maintenance works include checking the hydraulic system for oil level replacement of filter elements and replacement of hydraulic oil When dismantling high pressure hoses check that there is no damage to the O rings If any damage is found replace the O ring ...

Page 129: ...ment We recommend you have an analysis made of the oil periodically to check the condition of the machine For those who wish to use this service please contact your SUNWARD distributor The hydraulic system has been filled with SAE 10W CD oil when the machine is shipped from factory Do not use any hydraulic oil other than those recommended by SUNWARD Failure to do so may cause filter clogging When ...

Page 130: ...y careful to wipe off the old grease in places where sand or dirt sticking in the grease would cause wear of the rotating parts 4 2 5 Oil and Fuel Storage Keep indoors preventing any water dirt or other impurities from getting in if drums have to be stored outside cover them with a waterproof sheet or take other measures to protect them When keeping drum cans for a long period put the drum on its ...

Page 131: ... 0 C Engine oil pan Engin e oil SAE 30 SAE 10W SAE 10W 30 SAE 15W 40 SAE 5W 30 Swing reduction gearbox SAE 30 Travel reduction gearbox Hydraulic system Hydra ulic oil SAE 10W SAE 10W 30 SAE 15W 40 Fuel tank Diese l oil ASTM D975 No 2 GB252 premium 20 light diesel oil GB252 premium 35 light diesel oi Swing mechanism grease chamber Greas e NLGI No 2 Grease cup Cooling system Coola nt Add coolant ...

Page 132: ... 34 2 8 3 5 20 3 25 3 10 17 66 6 7 48 5 59 74 6 0 7 5 43 4 54 2 12 19 11 11 5 83 2 98 123 10 0 12 5 72 3 90 4 14 22 177 18 130 2 157 196 16 0 20 0 115 7 144 7 16 24 279 28 5 206 1 245 309 25 0 31 5 180 8 227 8 18 27 382 39 282 1 343 425 35 0 43 5 253 2 314 6 20 30 549 56 405 0 490 608 50 0 62 0 361 7 448 4 22 32 745 76 549 7 662 829 67 5 84 5 488 2 611 2 24 36 927 94 5 683 5 824 1030 84 0 105 0 60...

Page 133: ...ening torque Target value Permissible range N m kgf m lbft N m kgf m lbft 9 16 18UNF 19 44 4 5 32 5 35 63 3 5 6 5 25 3 47 0 11 16 16UN 22 74 7 5 54 2 54 93 5 5 9 5 39 8 68 7 13 16 16UN 27 103 10 5 75 9 84 132 8 5 13 5 61 5 97 6 1 14UNS 32 157 16 0 115 7 128 186 13 0 19 0 94 0 137 4 13 16 12UN 36 216 22 0 159 1 177 245 18 0 25 0 130 2 180 8 1 7 16 12UN 2B 41 215 22 0 159 1 176 234 18 0 24 0 130 2 1...

Page 134: ... platform 2 Pin roll on both side of cylinder 8 Individual pin roll of arm and bucket 8 Swing bearing track 2 Swing mechanism grease chamber 1 Bucket arm and boom rotary gear swing bearing etc 20 to 40 C 4 to104F BP BP Energrease Ls EP2 Caltex Multifax EP2 Esso Beacon EP2 apollo Daphne Coronex Grease EP2 Mobil Mobilux EP2 fuchs 2 extreme pressure lithium grease Shell Shell Alvania EP Grease 2 Rema...

Page 135: ...r the other aspects please carry out the maintenance procedure following the requirements specified in diesel engine manual The performance difference among different engine oil is big We commonly adopt API and CCMC standards Recommended engine oil grade and brand are listed in the following table Engine oil Manufacturer 20 to 0 10 to 35 25 to 40 Sunward specified CI 4 15W 40 Mobil CI 4 15W 40 Not...

Page 136: ...d at the initial 250 hours the second replacement time is 1000 hours and after that is every 1000 hours to change once Note Filling quantity of gear oil should be defined by the height of oil pointer Recommended gear oil name Brand Manufacturer Gear oil 20 to 40 Esso Esso Gear Oil GP80 90 GP85W 90 ENEOS Gear Lube Sp90 Mobil Mobilube Gx90 Fina GL 580W 90 Great wall Sinopec 85W 90 Shanghai oil API G...

Page 137: ...er 1 Check hose and piping Leakage Crack and twist Note Hydraulic oil replacement interval is relating to its type with different type of engine oil the replacement interval varies Recommended hydraulic oil brand name Oil type Hydraulic oil Service point Hydraulic system Replace interval 2000 hour 1500 hour Ambient temperature brand supplier 20 to 40 10 to 40 20 to 40 10 to 40 Fina HM46 Esso Stand...

Page 138: ...l filter should be changed after the first 50 hours operation the second replacement time is after 250 hours operation and after that is every 250 hours to change once 4 4 6 Air Filter Part Name Qty Interval hours 8 50 100 250 500 1000 2000 Air filter internal element Clean up 1 Check filter element cleanliness regularly or when indicator lights up Replace 1 Air filter external element Replace 1 I...

Page 139: ...ty Interval hours 8 50 100 250 500 1000 2000 Clean A C condenser 1 Change A C filter element Outer 1 Inner 1 Note If the machine is used at dusty area shorten maintenance interval 4 4 9 Other Part Qty Interval hours 8 50 100 250 500 1000 2000 Check bucket teeth for wear and looseness Change bucket 1 When necessary Adjust bucket connection clearance 1 When necessary Check and change seat belt 1 Eve...

Page 140: ...OPERATION MAINTENANCE MANUAL SWE155F 133 Check bolts and nuts for tightening torque Note The items with only should be maintained at the first inspection ...

Page 141: ...OPERATION MAINTENANCE MANUAL SWE155F 134 4 4 10 Hoses ...

Page 142: ...730403000406 Fuel prefilter element 1 730403000566 Fuel main element 1 Pilot filter 730403000396 Pilot element 1 Air filter 750201011595 Air filter outer element 1 750201011596 Air filter inner element 1 Bucket teeth 750601000078 Bucket teeth 5 750601000080 Bucket teeth pin 5 750601000081 Bucket teeth pin jump ring 5 750629000018 Left teeth 1 750629000017 Right teeth 1 ...

Page 143: ...e frequently Clean radiator and oil cooling fins to remove embedded dust and dirt Clean up fuel suction cartridge and filter more frequently Clean up frequently especially the surface of alternator and starter rectifier On stony ground Operate with extra care Check chassis and track for damages and excessive wear out Check joint nut and bolt for looseness damage and lost Check bucket or breaker fo...

Page 144: ...uipments 1 boom cylinder foot 2 places 2 boom foot pin 2 places 3 boom cylinder piston rod end 2 places 4 arm cylinder foot pin 1 place 5 boom arm connecting pin 2 places 6 arm cylinder piston rod end 1 place 7 bucket cylinder foot pin 1 place 8 arm link connecting pin 1 place 9 arm bucket connecting pin 1 place 10 link connecting pin 2 places 11 bucket cylinder piston rod end 1 place 12 bucket li...

Page 145: ...ure port cover Note The oil level checking operation should be carried out 10 minutes after shut down If checking oil level the moment machine has just been shut down incorrect number will be read 4 5 1 3 Checking Coolant Level Warning There is high pressure in existence inside the radiator and coolant temperature is still high after engine is stopped Do not open the refilling port cover at this t...

Page 146: ...aulic oil will be between fluid level scales Otherwise refill if necessary Filling oil Note There is pressure in hydraulic oil tank Release pressure before opening oil fill cap Release pressure then remove oil fill cap on top of hydraulic oil tank to fill oil Recheck fluid level Lock oil fill cap make sure oil return cartridge and suspension rod are positioned properly 4 5 1 5 Draining Sediment in...

Page 147: ...CK position Check hose for any twist abrasion check hose clamp for looseness or lost Check damages of cooler Check flange for looseness and oil leakage When clamping repairing or replacing any loosened damaged lost hose clamp hose pipe oil cooler and its flange bolt do not bend or hit high pressure hose do not install twist or damaged hose or piping 4 5 2 Maintenance in Initial 50 Hours of Running...

Page 148: ...ase and cartridge Apply a layer of clean oil to new filter washer 9 Install the new filter rotate filter cartridge clockwise until washer is against bracket mounting surface Be sure that the washer is free of damage during the process of installation 10 Use special wrench for filter to rotate cartridge clockwise for 3 4 or 1 turn Pay attention not to over fasten Replacing engine oil 11 Fill with o...

Page 149: ...oil properly After work engine temperature is still high After replacing the oil filter wait for the engine to cools down Keep flame or spark away from fuel 1 Place a container under filter to collect fuel 2 Use filter wrench to rotate cartridge counter clockwise to remove it 3 Clean filter holder fill new filter with clean fuel apply a layer of clean fuel on packing surface 4 Position new filter ...

Page 150: ...g 3 Fasten oil pump button and air bleeding plug 4 Start engine to check filter sealing surface for leakage 4 5 2 5 Cleaning Oil Suction Filter Element Warning With engine shut parts and oil are at high temperature which may lead to serious burns Wait until temperature cools down before starting maintenance operation There is pressure in hydraulic oil tank Release pressure first before opening oil...

Page 151: ...de hydraulic oil tank Release pressure before opening oil fill cap located on top of hydraulic oil tank To facilitate access swing upper structure 90 then stop the machine at level ground Position excavator with arm cylinder fully retracted and bucket cylinder fully extended Lower bucket to ground run engine unloaded at low speed for 5 minutes then stop the engine remove key set pilot control leve...

Page 152: ...OPERATION MAINTENANCE MANUAL SWE155F 145 oil tank When installing the bulge under cap 1 must secure spring 2 then use bolt to fasten it ...

Page 153: ...gine at low speed for 3 5 minutes Next check and adjust belt tension to ensure that belt is positioned properly 4 5 3 If Maintenance is Needed 4 5 3 1 Cleaning Air Filter Element In case of filter clogging indicator on monitor will flash to notify you to clean air filter Stop the machine at level ground lower bucket to ground Stop auto idle switch to run the engine unloaded at low speed for 5 minu...

Page 154: ... Replace internal filter 3 the moment outside filter 1 is replaced 4 5 3 2 Cleaning Cooler After the machine works a certain period of time the cooler surface will be covered with dust or other foreign material which will influence radiating effect of cooler It should be cleaned in time Open left inspection door left back door Loosen the mounting bots located on left side of condenser open up cond...

Page 155: ...urface contact against each other securely Tighten Sequence Tighten bolts in the sequence given in right fig With bolts tightened check bolts and track link mating face to ensure they contact securely 4 5 3 4 Checking Track Tension Run engine at low idling move the machine forward a distance equals to the length of track on ground Then stop the machine As shown in right fig choose a straight long ...

Page 156: ...ands this may cause blindness or freezing injury therefore do not contact cooling medium directly Do not loosen any parts of cooling medium piping Do not allow any naked flame to reach the position with cooling medium leakage If the cooling medium 134a is insufficient in A C system the cooling performance of air conditioning will be bad If setting engine to idle at high speed and operating air con...

Page 157: ...atio of pure washer fluid and water The mixture ratio differs according to the ambient temperature So dilute the washer fluid with water following the table below Note Pure detergent are divided into 2 categories 10 C 14 F general use and 30 C 22 F cold area use Select according to the area and season 4 5 3 7 Adjusting Bucket Clearance Warning When adjusting it s dangerous if work equipment is mov...

Page 158: ...ce will become 0 5 mm for shim 4 use two types of 1 0mm and 0 5mm If the clearance is smaller than one shim do not attempt any maintenance operation Tighten 4 bots 2 If it s difficult to tighten bolt 2 to facilitate tightening pull out fixing pin bolt 5 4 5 3 8 Replacing Bucket Teeth Replace bucket teeth before bucket teeth holder wears out Warning It s dangerous if the work equipment moves by mis...

Page 159: ...d then use hammer to knock in lock pin to position it to bucket holder 4 5 4 Every 50 Hours Maintenance Carry out the following maintenance operation every 50 hours 4 5 4 1 Checking and Adjusting Track Tension For details please refer to chapter 4 5 3 4 4 5 4 2 Draining Water and Sediment from Water Separator For details please refer to chapter 4 5 2 2 4 5 5 Every 100 Hours Maintenance When the ma...

Page 160: ...ear oil temperature might be very high wait for temperature to cool down Pull out dipstick of swing redactor wipe off oil trace reinsert it and pull out again the oil mark should be between the two scales If necessary remove oil fill cap to add gear lubricating oil Check oil level again 4 5 6 2 Checking Travel reduction gearbox Oil Level Stop the machine at level ground set the connect line of tra...

Page 161: ...and inspection port 2 Check the gear oil level on another side of travel redactor with the same method 4 5 6 3 Checking Adjusting Belt Tension of A C Compressor Inspection The deflection should be 5 to 8mm when pressing at a point midway between drive belt pulley and compressor belt pulley with a finger pressure of 58 8N 6kgf Adjustment Loosen bolts 1 Fasten the adjust screw 2 with hands to make t...

Page 162: ...e Minimize pressure of compressed air 0 2 MPa 2kgf cm2 scatter personnel around to avoid scattered broken pieces wear personal protective articles including goggles and protective glassed Use compressed air to clean outside filter 1 following the wrinkle direction to blow air outward Clean up the inside filter Install outside filter 1 end cover fasten clamp buckle 2 Start engine run it unloaded at...

Page 163: ...ty lever to LOCK position Pump in grease through 3 grease fittings to swing bearing ball track Start engine lift bucket and swing upper structure at 45 Repeat 3 times from step 3 until lubricating grease overflows from swing bearing seal 4 5 7 2 Lubricating Swing Mechanism Stop the machine at level ground lower the bucket to ground Stop auto idle switch run the engine unloaded at low speed for 5 m...

Page 164: ... Filter For details refer to chapter 4 5 2 4 4 5 7 6 Cleaning Cooler For details please refer to chapter 4 5 3 2 4 5 8 Every 1000 Hours Maintenance When the machine works for every 1000 hours take the maintenance as specified in this chapter and carry out maintenance of every 50 hours every 100 hours and every 250 hours and every 500 hours at the same time 4 5 8 1 Replacing Swing Reduction Gear Oi...

Page 165: ...n pipe to collect oil Loosen drain plug to drain the oil and then tighten the plug Remove oil fill end cover add specified gear lubricate oil Remove dipstick of swing redactor wipe off oil with clean cloth re insert dipstick then pull out again the mark of oil should be between two scales If the oil level doesn t reach mark L add oil through oil fill port if the oil level exceeds mark H drain exce...

Page 166: ...ar oil might be very high Wait for the temperature to cool down before gradually loosen the plug of oil fill port 1 Keep face and body away from plug of oil fill port during the process of work With the oil cooled down gradually loosen the plug to release pressure Place a container under drain port3 to collect oil Follow the given sequence to remove oil fill port 1 check port 2 and plug screw of d...

Page 167: ...nutes then stop the engine remove key set pilot control lever to LOCK position Clean up upper hydraulic oil tank to prevent dirt getting into hydraulic system press down lock cap to release internal pressure Loosen 6 bolts to release internal pressure and remove the cap 1 This time the spring 2 may pop up thus when dismantling the bolts press down the cap Pull out upper end of bar 3 remove spring ...

Page 168: ...o facilitate access swing upper structure 90 then stop the machine at level ground Position excavator with arm cylinder fully retracted and bucket cylinder fully extended Lower bucket to ground run engine unloaded at low speed for 5 minutes then stop the engine remove key set pilot control lever to LOCK position Rotate filter wrench counter clockwise to remove casing 4 off mounting seat Clean up m...

Page 169: ...ype of hydraulic oil Determine replace interval based on work condition when using hydraulic breaker the maintenance and replacement interval should be shortened by half Swing upper structure by 90 stop the machine at firm level ground Clean upper hydraulic oil tank to prevent dirt from getting into hydraulic system Remove oil fill cap 2 Remove oil suction filter and suspension rod unit 4 Use pump...

Page 170: ...ew battery Clean filter or replace new filter Clean up filter or replace with new filter Bleed air in fuel system Check and repair leaks Push down and secure hand wheel Use manual pump to bleed air Replace start motor Engine fails to make full use of power Air filter clogging Fuel piping clogging or oil deliver malfunction Improper fuel or pollution Fuel filter clogging Ejection oil nozzle gets po...

Page 171: ... internal elements wears out Drain out and change to specified fuel Check oil delivery system and repair Check cooling system Contact your designated distributor Exhaust gas is black exceed standard Improper fuel Intake system clogging Intake piping damage Intercooler clogging Ejection oil pump unpunctual Ejection nozzle gets polluted Defective engine main block engine main body malfunction Draini...

Page 172: ...cuit Low voltage of battery Adjust engine belt or replace Replace belt pulley Contact your designated distributor Check and repair Charge or replace battery Display screen does not work Fuse blown out Defective wire circuit Display screen damaged Replace fuse Check circuit and repair Contact your designated distributor All indicators do not work Fuse blown out Defective wiring circuit Defective ci...

Page 173: ...h low travel speed selection does not work Travel pilot pressure switch Defective controller Defective solenoid valve Defective wire circuit Travel motor Contact your designated distributor Contact your designated distributor Contact your designated distributor Contact your designated distributor Contact your designated distributor Hydraulic system Problem Cause remedy Hydraulic function slow Low ...

Page 174: ...l within specified level range Hydraulic cylinder acts but cant not lift loads Main pump wear out Main safety valve low pressure Suction filter clogging Pump suction pipe leakage Hydraulic cylinder wear out and cause internal leaks Contact distributor Contact distributor Clean or replace oil suction filter Check oil suction piping Replace piston ring or contact distributor Other Problem Cause Reme...

Page 175: ...alve malfunction Corresponding steering valve and brake valve malfunction Central joint oil seal damaged Hydraulic motor malfunction Travel redactor malfunction Displacements differ with double hydraulic pump repair Contact distributor Contact distributor Contact distributor Contact distributor Contact distributor ...

Page 176: ...OPERATION MAINTENANCE MANUAL SWE155F 169 5 TECHNICAL SPECIFICATION ...

Page 177: ... 102mmX115mm Displacement 3 8 L Rated power rotation speed 90kW 2200rpm Max torque rotation speed 500N m 1500rpm Fuel tank capacity 245 L Hydraulic system Main pump 2 piston pump Flow rate 2 126 4L min Work pressure 31 4Mpa Front work equipment supercharge 31 4 34 3 Mpa Travel 34 3Mpa Swing 25Mpa Pilot pump 1 gear pump Flow rate 20L Min Pilot pressure 3 9 Mpa Hydraulic tank capacity 150 L Performa...

Page 178: ...stance 3000 B Overall length of crawler 3765 C Platform ground clearance 940 D Tail swing radius 2355 E Upper carriage width 2600 F Track gauge 2000 G Chassis width 2600 H Crawler width 600 I Chassis ground clearance 410 J Overall height of cab 2825 K Transport length 7825 L Boom height 2825 ...

Page 179: ...E155F A Max digging height 8700 B Max dumping height 6200 C Max digging depth 5525 D Max digging depth at 8 inch level 5310 D Max vertical digging depth 5000 E Max digging reach 8370 F Max digging reach at ground level 8225 G Min swing radius 2645 Arm length 4600 Boom length 2500 ...

Page 180: ...OPERATION MAINTENANCE MANUAL SWE155F 173 5 1 4 Electrical Schematic ...

Page 181: ...Main pump pressure sensor 43 Electric control box assembly 14 Pressure switch 44 Parking motor assembly 15 Work light 45 Wiring terminal 16 Work light 46 Single core plug 17 Oil level sensor 47 Controller 1 core 18 Microswitch 48 Controller 2 core 19 Rocker switch mounting frame 49 Controller 3 core 20 Rocker switch middle frame 50 Controller 6 core 21 Auto idle switch 51 Waterproof connector 2 co...

Page 182: ...OPERATION MAINTENANCE MANUAL SWE155F 175 5 1 6 Hydraulic Schematic ...

Page 183: ...4 Bucket cylinder 1 5 1 8 Noise Vibration Description According to ISO3744 ISO6395 The machine fulfills the requirements of the Directive 2000 14 EC and the directive 2005 88 EC the description about noise and vibration are as followings Noise at operator s position LpA 78 dB Machine noise LWA 101dB Seat shock absorption Excavator status Engine rev Mode Vibration accelerated speed m s Under the op...

Page 184: ...OPERATION MAINTENANCE MANUAL SWE155F 177 6 NOTE FOR SAFETY ...

Page 185: ...to avoid tipping After the attachment is installed the swing range and gravity of the machine is changed thus the machine may move in a sudden in that case the status of the machine should be observed carefully Before operation a warning line around the machine should be placed to stop other people Don t operate the machine when there s people in the nearby Don t place feet on the operation pedal ...

Page 186: ...OPERATION MAINTENANCE MANUAL SWE155F 179 installing the attachment Don t walk under a load lifted by the crane Stay at a safe place away from the load ...

Page 187: ...IPMENT CO LTD Trade mark Add Sunward Industrial Park No 1335 Liangtang Road E Xingsha Changsha Hunan China Sales hotline 400 887 6230 Service hotline 400 887 8230 Maintenance point Our office in various provinces and cities of China Distributor information Distributor Add Tel Fax Email Contact Remark ...

Page 188: ...on tx 76208 6 SUNWARD INTELLIGENT CAMBODIA CO LTD cambodia sunward cc No 18 St 110B Ideal Garden Home City Sangkat Teuk Thla Khan Sen Sok Phnom Penh Cambodia 7 ООО САНВАРД РУС SUNWARD RUS LLC rus sunward cc 123001 г Москва ул Большая садовая д 5 оф 219А 123001 Moscow Bolshaya Sadovaya Street No 5 office 219A 8 SUNWARD KOREA CO LTD kor sunward cc 경기도 용인시 기흥구 구갈로 64 603 실 Zip 16972 Add Rm603 No 64 G...

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