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Chapter VI Maintenance of CTX8010 Excavator

Section I Daily inspection and maintenance

S/N

Item

Quantity

Interval (h)

Remark

Check the engine oil level in sump

★

Check the hydraulic oil level in hydraulic oil tank

★

Check the fuel level in tank

★

Check if the fuel pipe is leaked or cracked.

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★

Check if the fuel pipe is cracked or bent.

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★

Check the work equipment pivots

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★

Check if the hydraulic hose and the pipeline leak

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★

Check if the bucket teeth is worn or loosened.

★

Check the seatbelt

★

Check the bolts and nuts for tightening torque

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●

Check the bolts and nuts for tightening torque

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Aperi

odicall

Содержание CTX8010C

Страница 1: ...1 CTX8010C MINI EXCAVATOR OPERATION PARTS MANUAL...

Страница 2: ...ice Technologies of CTX8010 Excavator Section I Basic construction knowledge Section II Preparation for work Section III Operational essentials Section IV Operational precautions Chapter VI Maintenanc...

Страница 3: ...ing ditching and fertilization in garden vegetable greenhouse agricultural transformation indoor demolition small earthwork civil engineering road recovery basement and indoor construction concrete br...

Страница 4: ...4 Quick hitch Narrow bucket Log grab Mechanical thumb Auger Ripper Rake...

Страница 5: ...5 Section II Main performance parameters...

Страница 6: ...is width 950 Crawler width 170 Overall height 2176 Overall length 3247 Overall width 1050 Work range Unit mm Max Digging depth 1948 Max Dumping Depth 2925 Max Digging radius 2703 Max Digging height 20...

Страница 7: ...m control mechanism drive system traveling mechanism and auxiliary equipment as shown in fig 1 1 Mounted on the rotary table are the regular full swing type hydraulic excavators main components of dri...

Страница 8: ...motor hydraulic energy changed to mechanical energy sprocket rubber crawler starting oftraveling 2 Expandable track route diesel engine coupler hydraulic pump mechanical energy changed to hydraulic en...

Страница 9: ...ump mechanical energy changed to hydraulic energy distributor valve arm cylinder hydraulic energy changed to mechanical energy arm movement 7 Bucket power route diesel engine coupler hydraulic pump me...

Страница 10: ...or When two hydraulic motors run in the same direction this machine goes straightly forward when one motor is supplied with oil and the other is braked excavator steers around the braked track when tw...

Страница 11: ...re resistant to wear and easy to replace 3 The load is easy to get off shortening the unloading time and increasing the effective capacity of bucket 5 2 2 Structure Bucket shape and size for backhoe a...

Страница 12: ...of CTX8010 Excavator I Rotary motor Rate of flux LPM Rotate speed RPM Pressure Bar Torque Nm continu ous Discontin uity continu ous Discontin uity continu ous Discontin uity continu ous Discontin uity...

Страница 13: ...12 Main pump...

Страница 14: ...ve Main Item No 5 Part No Length Geroler Item No 6 Part No Width Screw Cap Item No 6 Part No Length Screw Cap Item No 6 Part No Length Part No mm inch Part No mm inch Part No mm inch Part No mm inch 3...

Страница 15: ...14 Section IV Schematics of main valve...

Страница 16: ...15 Section V Electrical system diagram...

Страница 17: ...signed according to 160 180 cm for males and 150 170 cm for females 2 Startup and stop should be steady with its speed and strength in control At the same time the combine actions should be also in co...

Страница 18: ...rm and the bucket for 5 10min Caution operations are merely limited on boom arm and bucket instead of any slewing or traveling Each complete action of excavator should be carried out for a few times c...

Страница 19: ...ed 1 3 3 Steering A Left turn in situ backward shift the left handle and meanwhile forward push the right handle b Right turn in situ backward shift right handle and meanwhile forward push the left ha...

Страница 20: ...19 3 Excavation 1 4 Push the control handle downward to release the pilot lock 1 5 The excavator slewing and the work equipment are respectively controlled with two handles with positions shown below...

Страница 21: ...20...

Страница 22: ...ssist pedal and step forward the chassis expands outwards 2 Press and hold the expandable track button place your foot on the assist pedal and step back the chassis reset 2 4 Basic excavation 1 Before...

Страница 23: ...gle between bucket base and the bevel at 30 and retract the arm to start work 2 2 Upper excavation Keep the bucket blade vertical to the ground and retract the arm to start work 2 3 Ditching is carrie...

Страница 24: ...s 10 For long distance traveling please rest for 5min every running for 20min so as not to damage the traveling motor 11 Never try to cross over a slope of more than 15 degree so as to avoid the machi...

Страница 25: ...hydraulic oil tank 1 Check the fuel level in tank 1 Check if the fuel pipe is leaked or cracked Check if the fuel pipe is cracked or bent Check the work equipment pivots Check if the hydraulic hose a...

Страница 26: ...he fuel pipe is cracked or bent 7 Change the Diesel filter 8 Check the fuel hose for leakage crack 9 Check the fuel hose for crack leakage 10 Change the bucket 11 Connection of bucket 12 Remove the tr...

Страница 27: ...ots of bucket and connecting rod 10 Others 6 2 Lubrication of slewing bearing 2 3 Lubrication of external meshing gear of slewing bearing 1 Note it is recommended to use the lithium grease Maintenance...

Страница 28: ...t onto ground 3 Idle engine at low speed for 5min 4 Turn the ignition switch to OFF and then take off thekey 5 With the upper structure standing still add the grease into the two greasenipples 6 Start...

Страница 29: ...onto ground 3 Idle engine at low speed for 5min 4 Turn the ignition switch to OFF and then take off thekey 5 The grease has to be stored on the top of external meshing gear of slewing bearing free of...

Страница 30: ...Engine oil filter 1 According to the temperature range during the interval select the viscosity of oil listed in the table below Recommended engine oil brand Select the appropriate engine oil viscosit...

Страница 31: ...r to take the filter elementout 11 Reinstall the new filter and tighten the screws fixing the new element with ascrewdriver 12 Remove the oil filter cap to add the recommended oil into engine After 15...

Страница 32: ...nuts do not have your body facing them as the hydraulic parts even if they cools down still have pressure d Never try to check the traveling or slewing motor circuits on slope as they may have pressu...

Страница 33: ...r the bucket onto the ground 5 Idle engine at low speed for 5min 6 Shut down engine Unplug the ignition key 8 Check if the oil level in hydraulic oil tank between the markers on dipstick and add it if...

Страница 34: ...ickup filter and the levers Caution the hydraulic oil tank has pressure Slowly open the hydraulic oil cap to release the pressure before taking off the cap 13 Clean the filter and inside of hydraulic...

Страница 35: ...31 22 Lower the bucket onto the ground 23 Turn off the engine Unplug the ignitionkey...

Страница 36: ...y lead to gangrene Caution leaked hydraulic oil and lubricant may lead to fire or personal casualty 1 Park machine on the flat ground Lower the bucket onto the ground Shift the pilot switch to Lock Tu...

Страница 37: ...3 Replace it Replace it Tighten or replace the hose or O ring Every 250h Hose surface Hose end Hose surface Hose surface Hose Hose Hose end and joint body Crack 4 Crack 5 Reinforcing material protrude...

Страница 38: ...working 6 Pay attention to the fuel scale Add the fuel ifneeded Important keep any dirt dust water or other foreign material from getting into fuel system 7 While filling of fuel tank make sure the f...

Страница 39: ...terminals Caution gas inside of battery may explode it Therefore keep any spark and flame away from battery Use a flashlight to check the electrolyte level In addition the sulphuric acid in battery el...

Страница 40: ...yes for 10 l5 min and then go todoctor Caution a Always firstly disconnect the battery clips away from the ground and then lastly connectit b Always keep the terminals at top to battery and the breath...

Страница 41: ...w one to machine If needed replace the bucket and connect the new one to machine Adjust the connecting rod of bucket 1 If needed Take down the traveling lever 2 If needed Check and replace the fuse 1...

Страница 42: ...ove after the removal of pin 2 Slide the O ring out as shown in the figure 3 Remove the bucket pins A and B to separate the bucket and the arm Clean the pin and its pin hole and then properly grease t...

Страница 43: ...e M16 bolts fixing the traveling motor 252 39 2 M16 bolts fixing the sprocket 252 39 2 M20 bolts fixing the slewing bearing 570 60 M20 bolts fixing the swing mechanism 570 60 Important 1 Before instal...

Страница 44: ...eavy duty bucket Freezing cold Fuel use the high fuel suitable for low temperature Lubricant hydraulic oil and engine oil with dry quality and low viscosity Battery keep the battery fully charged and...

Страница 45: ...t tooth pin Unmatched bucket tooth pin and Change the bucket tooth pin seat 1 Loose crawler 1 Tighten the crawler 2 The guide wheel shall move slowly in front on rugged road The crawler has tangled up...

Страница 46: ...of hydraulic components The blocked engine filter causes serious decrease of loaded rpm and even flames out Change the element The blocked hydraulic filter accelerates abrasion of pump motor and valve...

Страница 47: ...tiway valve or sandstone inside it Change Low overloaded pressure Adjust Serious internal leak of oil cylinder Change the oil seal The main valve is disabled due to internal leak Repair or change Boom...

Страница 48: ...o casting which causes one way action or linked actions Change The rotation mechanism moves even it is operated Main valve rod spring breaks Change The excavator makes abnormal noise and shakes during...

Страница 49: ...value of fault diagnosis 1 Low battery Battery voltage Color of charge state densimeter Above 12V Green if it is white change the battery 2 Fuse F1 and F11 fail In case the fuse is burnt the GND fail...

Страница 50: ...gine to OFF as preparation and keep it at OFF during diagnosis Resistance Below 1 9 Poor GND of wire harness contact with earth circuit Turn the start switch of engine to OFF as preparation and keep i...

Страница 51: ...pair ignition switch and inspect and repair the starter 6 Long period operation of battery may increase the internal resistance therefore it is necessary to repair the battery and correctly charge the...

Страница 52: ...fault How to solve 1 Inspect and change the fuel filter 2 Inspect and change the air filter element 3 Inspect and adjust the fuel pump 4 Inspect the fuel tube and oil channel to ensure unblocked oil...

Страница 53: ...y terminal and connector 3 Repair the battery earth wire 4 Inspect the start circuit and ensure the terminal of starter shall be live 5 Inspect starter electromagnetic relay to eliminate fault of elec...

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WCM CTX8010C, Руководство по эксплуатации и запасным частям

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