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徐州徐工随车起重机有限公司

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F.07 Maintenance the crane:

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G.00 Analysis & eliminate for general faults

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H.00 Maintenance

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H.01 Notice before maintenance

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H.02 Maintenance schedule

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H.03 Crane maintenance

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H.04 Checking the oil level in the tank

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H.05 Replace the oil

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H.06 Replacing the oil filter

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H.07 Checking wear on sliding pads

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H.08 Checking screw tightness

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H.09 Operation and maintenance for lifting winch

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H.09.1 Purpose and characters

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H.09.2 Reasonable use and greasing

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H.09.3 Safekeeping

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H.09.4 Faults and eliminations

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H.10 Operation and maintenance for rotation speed reducer

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H.10.1 Purpose and character

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H.10.2 Reasonable use and greasing

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H.10.3 Safekeeping

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H.10.4 Faults and eliminations

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H.11 Character of hydraulic oil, grease and gear oil

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H.12 Disassembly

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Содержание SQ10SK3Q

Страница 1: ...ck mounted Crane Co Ltd C Ca au ut ti io on n R Re ea ad d t th hi is s m ma an nu ua al l c ca ar re ef fu ul ll ly y b be ef fo or re e o op pe er ra at ti in ng g k ke ee ep p t th hi is s m ma an nu ua al l i in n t th he e c ca ab b f fo or r f fu ut tu ur re e r re ef fe er re en nc ce e ...

Страница 2: ...ruck for the useful life of the truck The operating and maintenance and note in the manual is for crane you should refer to the truck operating manual if you want to operating and maintenance it Make sure that do not refit the machine or replace its parts with non original without authorization and permission of manufacturer and therefore manufacturer has no responsibility for the bad result arisi...

Страница 3: ...inate H Maintenance This section contains charts and tables covering crane maintenance jobs and schedules Customer information The manufacturer in the manual is XCMG Xuzhou Truck mounted Crane Ltd The operate instruments are designed by manufacturer NOTICE You should notice the following points when check the machine 1 The requirement of the manual description 2 The specification rated capacity an...

Страница 4: ...ent condition 12 C 03 Requirement for rope use 13 C 04 General description of safety rules 13 C 05 Safety devices 17 C 05 1 Lock device on fixed legs 17 C 05 2 Valves on hydraulic cylinders 17 C 05 3 Anti rotation device 17 C 06 Forecast risk and unforecast risk area 18 D 00 Operator 18 D 01 Essential requirements 18 D 02 Duties and Responsibilities 19 D 03 Control stations 19 E 00 Control devices...

Страница 5: ... Checking wear on sliding pads 32 H 08 Checking screw tightness 33 H 09 Operation and maintenance for lifting winch 33 H 09 1 Purpose and characters 33 H 09 2 Reasonable use and greasing 33 H 09 3 Safekeeping 33 H 09 4 Faults and eliminations 33 H 10 Operation and maintenance for rotation speed reducer 34 H 10 1 Purpose and character 34 H 10 2 Reasonable use and greasing 34 H 10 3 Safekeeping 35 H...

Страница 6: ...re safety Power system hydraulic drive system for perform crane movement Rated lift capacity max lift weight at give distance Standard device crane without optional attachment A 02 Symbols In this manual you will come across various symbols accompanied by a written message The symbols are intended to alert you to specific situations which are described in the message there are three main symbols a...

Страница 7: ...d the max lift capacity of boom in the varies situation the load lifted don t exceed the indicated value by the indicator A 06 Main parts name of the crane 1 hook group 2 telescopic boom tree 3 base boom 4 telescopic cylinder 5 indicator 6 winch 7 derricking cylinder 8 column 9 slewing base 10 active leg 11 vertical leg cylinder 12 controls 13 slewing motor 14 slewing reducer 15 bracket 16 horizon...

Страница 8: ...it SQ10SK3Q Data Max lift moment T m 25 Min working range m 2 5 Max working range m 12 Max lift height m 13 2 Boom length m 4 85 12 35 Slewing angle Slewing continous Derricking range 0 75 Max rated lift capacity Kg 10000 Installation space m 1 2 Rated pressure of hydraulic system MPa 26 Max flow of hydraulic system L min 63 Crane weight Kg 3800 ...

Страница 9: ... refer to crane movements without load on hook and to the rated displacement of the pump Sort Item Unit Value Working data Boom telescoping speed Extend at the whole route s 39 Retract at the whole route s 16 Boom derricking speed Lifting boom at the route s 31 Dropping boom at the whole route s 16 Vertical leg cylinder telescoping speed Extend at the whole route s 13 Retract at the whole route s ...

Страница 10: ...on of crane and chassis must be conform to the traffic related rules Remark 1 The values given refer to crane movements without load on hook and to the rated displacement of the pump 2 With regard to slewing the time indicated refers to a rotation of 3600 one turn SQ10SK3Q Overall dimensions B 06 Boom working range This page shows the dimensions of the crane with the boom extend retract completely...

Страница 11: ...d load including hook pulley 85Kg and wire cable 2 working radius refer to the boom actual radius with load 3 The crane is operated within 180 degree when boom is in front of the truck the load value in the figure will take twenty five percent off it 4 the crane s performance characteristics will be down as a result of combination with a not entirely suitable vehicle several values may not corresp...

Страница 12: ...ength of boom under 4 85 metres and the lifting weight hyper 7 5 tonnage the rope must be changed to six parts line six parts line four parts line C 00 Safety rules device C 01 Working condition Do not working under the power lines Unless keep the min distance of 5 m from it and other provisions apply in the area in which you are operating the crane the ground of working must be hard and level the...

Страница 13: ...cription of safety rules The operator must have a thorough understanding of the crane and must keep it in efficient condition If in doubt refer to the instruction manual Only authorized personnel may use and operate the crane Do not leave the control station with the load raised or the machine in operation make sure unauthorized persons out of the crane s operating area do not operate 2 devices si...

Страница 14: ...he load bearing area by placing a stabilizer support plate between the base of the stabilizer leg and the ground in order to distribute the load sufficiently Do not operate the crane close to ditches or on soft yielding ground danger You must know at least approximately the weight of the load you intend to lift and the load not exceed the indicated value in figure Use the controls on the same side...

Страница 15: ...ad when it is leave the ground exactly danger When the weight is equal to or less than the 2 3 of the max capacity at the working range you can retract the telescoping boom but not extension When the weight is equal to less than the 2 3 of the max capacity at the max working range you can extend or retract the boom Use ropes to guide the load at a distance and prevent it from swinging OK Do not us...

Страница 16: ...ing a lifting operation always check the condition of the lifting tackle ropes hooks chains or straps the goods should be fastened for safety broken Before moving the vehicle the crane must be retracted and locked completely danger danger ...

Страница 17: ...e values hold the load in the position reached in the event of failure of the power circuit hoses and in the absence of motive power caused by accidental operation of the control levers These valves are fitted on 1 telescopic cylinder 2 derricking cylinder 3 vertical leg cylinder C 05 3 Anti rotation device Several warning labels are affixed to your machine Be sure to refer to the warning labels o...

Страница 18: ...ical Good eyesight hearing coordination and the ability to perform safely all the tasks required to operate the crane He must not be affected by disorders or disabilities and his faculties must not be impaired by the taking of drugs and or alcohol Mental Ability to understand and apply the rules regulations and safety precautions He must be alert and use his judgment to ensure his own safety and t...

Страница 19: ... every action he performs in the context of the duties referred to above D 03 Control stations The two illustrations on this page show the positions right and left side of the machine which the operator must occupy when operating the crane CAUTION Remember that you must ALWAYS use the controls on the same side as the load adopting a natural and well balances stance E 00 Control devices E 01 Oil le...

Страница 20: ... control lever Position A slewing with clockwise Position B slewing with anticlockwise 7 boom derricking control lever Position A up Position B down 8 wire cable control lever Position A up Position B down 9 boom telescoping control lever Position A extend Position B retract Crane control lever right ...

Страница 21: ...lever Position A up Position B down 8 wire cable control lever Position A up Position B down 9 boom telescoping control lever Position A extend Position B retract E 02 2 Stabilizer control lever Crane control lever left 1 left horizontal cylinder control lever Position A extend Position B retract 2 right horizontal cylinder control lever ...

Страница 22: ... lever Position A extend Position B retract F 00 Operating instruction F 01 Notice before operating Danger 1 Do not use the crane unless the stabilizer opened and correctly locked in place 2 Before connect PTO you should check if all levers are in their neutral position 3 check the tank stop valve if is open before start the crane the oil pump will be damaged if it not opened Warning Before starti...

Страница 23: ...the load you intend to perform so as to ensure maximum visibility and operator safety Several operate steps as follows 1 shift the selector valve to the leg position which on the indicator plate 2 open the lock device on active legs refer to the use of lock device in safety device 3 shift the lever 1 and 2 in the direction indicated arrow A to extend left and right horizontal leg cylinder then the...

Страница 24: ...icated arrow B Slewing the column clockwise by shift lever 6 in the direction indicated arrow A on the contrary the column will be slewed for anti clockwise by shift it in direction indicated arrow B B A lifting machine lifting hook by shift lever 8 in the direction indicated arrow A on the contrary the hook will be down by shift it in the direction indicated arrow B ...

Страница 25: ...e with the weights indicated on the rated capacity plate and work out the path of reach the required set down point When setting down the load perform the manoeuvres slowly precisely and without swinging Be careful not to run the load against parts of the crane or the truck To increase the crane s working life Retracting the boom fully before swing it When a load is on the hook don t perform the m...

Страница 26: ...g the hook by shift lever 8 in the direction indicated arrow B on the contrary the hook will be up by shift it in the direction indicated arrow A Slewing the column slewing the column to set the boom in the body center Slewing the column clockwise by shift lever 6 in the direction indicated arrow A on the contrary the column will be slewed for anti clockwise by shift lever 6 in direction indicated...

Страница 27: ...g boom to prevent it from swinging Closing leg cylinder 1 shift the selector valve to the leg position which on the indicator plate 2 open the lock device on the active leg 3 retract left and right vertical leg cylinder by shift the control lever 3 and 4 in the direction indicated arrow B 4 retract left and right horizontal leg cylinder by shift control lever 1 and 2 in the direction indicated arr...

Страница 28: ...y device if in well states 1 All pipes hoses should be in well condition without any leak 2 Oil level should be between the lowest highest signed position G 00 Analysis eliminate for general faults faults causation eliminate Vibrations in crane cylinder boom extension jerk during initial maneuver 1 some air in the hydraulic system 2 worn cylinder seals 3 dirt in the balance valve 4 without lubrica...

Страница 29: ...ton seal ring replace seals Noise and fluctuating of pressure are big hydraulic valve outcry 1 Suction hose or suction net are stopped 2 the glutinosity of oil is high 3 bad seal for suction port and air is sucked 4 the parts in the pump were worn 5 the system pressure is high 1 Remove the dirt 2 replace oil or warm it 3 replace seals and tightness bolt 4 replace or maintenance the inner parts 5 a...

Страница 30: ...nd replace it in time Maintenance every 900 hours or once a year Test hydraulic cylinders Check tightness of base screw Check hydraulic system settings and efficiency of safety devices Check tightness of crane mounting bolts Check crane structure Check replace adjusting screws and sliding pads replace oil If the crane remains idle more than 6 months you should take some measure as follows Keep the...

Страница 31: ...tensions You must scrape off the old grease with a plastic knife before spreading a new layer Use a brush to spread a layer of grease over the entire surface of the boom extensions 油门操纵杆 Greasing the active leg Configure the crane as shown in the illustration and open the active leg grease the surface of active leg with a brush ...

Страница 32: ... with hot oil WARNING Always use oil with the same characteristics as those specified in Section H 11 inject the fresh oil into the tank with filter cartridge and recover the tank top H 06 Replacing the oil filter The filter must be replaced at the specified intervals and whenever the optical indicator shows that the filter is clogged CAUTION Take suitable precautions to prevent the risk of burns ...

Страница 33: ...nd greasing Do not use lifting winch to lift person Do not put the lifting winch in the place containing acid or alkaline etc corroded gas make sure that the actual load does not exceed the rated load To ensure safety leave at least 3 6 winds of wire rope on the winch drum and make sure that the wire rope is regularly wound on the winch drum if you found disorderly wound condition be sure to arran...

Страница 34: ...essary part for loader crane is one of the most important basic organizations of the loader crane Rotation speed reducer consists of worm wheel and worm the worm wheel of strength and friction resistance is good the worm adopt high quality alloy steel has good strength and friction resistance Add ration of lubricant oil to the inside of equipment do not need to perform special maintenance in addit...

Страница 35: ...peed reducer 1 check installation bolt 2 installation surface is uneven repair or replace it lack oil add oil inside broke down contact our company 4 organization overheat lack oil add oil H 11 Character of hydraulic oil grease and gear oil You should think it is necessary to fitted with a device depend on the climate and working condition for cool the temperature or keep the hydraulic oil suitabl...

Страница 36: ...ell The bucket for collecting Solid waste waste paper waste metal is made specially according to certain requirements the wastes were recycled by recycle bin Danger waste Collecting all sorts of waste oil with special bucket and marked danger waste on the bucket try to avoid leakage when collecting Storage battery Conserve the waste battery in the specified area and make a sign marked danger waste...

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