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XN08 MINI CRAWLER EXCAVATOR

OPERATION & MAINTENANCE MANUAL

SHANDONG RHINOCEROS ENGINEERING MACHINERY CO., LTD

ADD: Dingyuanzhai Industrial Park, Liaocheng City, Shandong China

Tel: +86-635-8362550

Fax: +86-635-5846000

Содержание XN08

Страница 1: ...08 MINI CRAWLER EXCAVATOR OPERATION MAINTENANCE MANUAL SHANDONG RHINOCEROS ENGINEERING MACHINERY CO LTD ADD Dingyuanzhai Industrial Park Liaocheng City Shandong China Tel 86 635 8362550 Fax 86 635 584...

Страница 2: ...ros 0 8T Excavators Section I Basic construction knowledge Section II Preparation for work Section III Operational essentials Section IV Operational precautions Chapter VI Maintenance of Rhinoceros 0...

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

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

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

Страница 6: ...ortation length 2770 J Overall height 1330 Work range Unit mm A Max digging radius on ground 2850 B Max digging depth 1650 C Max digging height 2610 D Max unloading height 1850 E Max vertical digging...

Страница 7: ...mechanism 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 componen...

Страница 8: ...to mechanical energy sprocket rubber crawler starting of traveling 2 Swing power route diesel engine coupler hydraulic pump mechanical energy changed to hydraulic energy distributor valve swing motor...

Страница 9: ...speed high torque motor 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...

Страница 10: ...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 11: ...11 Hydraulic system structure of Rhinoceros 0 8T excavators I Rotary motor...

Страница 12: ...12...

Страница 13: ...o 6 Part No Length Part No mm inch Part No mm inch Part No mm inch Part No mm inch 310 19 0 21373 003 118 1 4 65 8507 003 34 6 1 36 14409 003 138 4 5 45 14409 007 172 4 6 79 Driven gear Lug shaped baf...

Страница 14: ...er sheet OD 60 45 1 3 Seal ring of output shaft OD 63 56 1 4 O ring ID92 87 Shore hardness70 1 5 End seal ring ID 45 72 1 6 O ring ID 6 07 2 7 O ring ID 94 97 2 8 O ring ID 11 2 1 9 Front type seal ri...

Страница 15: ...15...

Страница 16: ...16 Section IV Schematics of main valve Reserved Steering Arm Traveling Front shovel Traveling Boom Bucket...

Страница 17: ...17 Section V Electrical system diagram...

Страница 18: ...ld be designed 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 al...

Страница 19: ...ach complete action of excavator should be carried out for a few times completing the preheating and ready to work Section III Operational essentials 1 Traveling Use the traveling handles 1 Straight F...

Страница 20: ...ing resistance 2 To excavate any soft soil bucket should be angled with the soil to be 60 increasing the work efficiency 2 3 Lower excavation Keep the angle between bucket base and the bevel at 30 and...

Страница 21: ...ds 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 mach...

Страница 22: ...completely drain any water or sediment out 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 and the p...

Страница 23: ...fuel pipe is cracked or bent 7 Change the oil water separator 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...

Страница 24: ...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 25: ...ift the bucket free from the ground and then swing the upper structure by 45 degree 1 8 cycle 7 Lower the bucket onto ground 3 External meshing gear 45 of slewing bearing every 500h Lower the bucket o...

Страница 26: ...y Interval h 10 50 100 250 500 1000 2000 Engine oil 1 Engine oil filter 1 According to the temperature range during the interval select the viscosity of oil listed in the table below Recommended engin...

Страница 27: ...r to take the filter element out 11 Reinstall the new filter and tighten the screws fixing the new element with a screwdriver 12 Remove the oil filter cap to add the recommended oil into engine After...

Страница 28: ...r 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 press...

Страница 29: ...er 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 i...

Страница 30: ...l tank has pressure Slowly open the hydraulic oil cap to release the pressure before taking off the cap 12 Clean the filter and inside of hydraulic tank 13 Use oil pickup pump to suck the oil residue...

Страница 31: ...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 32: ...e 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 protru...

Страница 33: ...or with fuel system working 6 Pay attention to the fuel scale Add the fuel if needed Important keep any dirt dust water or other foreign material from getting into fuel system 7 While filling of fuel...

Страница 34: ...burn your skin or your cloth holes or to blind your eyes Therefore take the following methods to avoid any rick 1 Refilling of battery should be done at well ventilated site 2 Put on goggles and plas...

Страница 35: ...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 36: ...e 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 the...

Страница 37: ...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 38: ...avy 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 m...

Страница 39: ...t tooth pin 2 Unmatched bucket tooth pin and seat Change the bucket tooth pin The crawler has tangled up 1 Loose crawler 2 The driving wheel moves fast in front on rugged road 1 Tighten the crawler 2...

Страница 40: ...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 41: ...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 42: ...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 43: ...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 44: ...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 45: ...ir 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 b...

Страница 46: ...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 s...

Страница 47: ...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 elect...

Страница 48: ...or assembly S N Name Quantity Remark 1 Upper frame assembly 1 2 Lower frame assembly 1 3 Front work equipment assembly 1 4 Slewing bearing assembly 1 5 Connecting shaft between boom and upper frame 1...

Страница 49: ...6 Sprocket nuts 16 7 1 7 Drive wheel 2 8 1 8 Connecting disc 2 9 1 9 Sprocket bolts 16 10 1 10 Bolts fixing the track roller 8 11 1 11 Traveling motor 2 12 1 12 Track roller 4 13 1 13 Idler assembly 2...

Страница 50: ...antity Remark 1 2 1 Welded upper frame 1 2 2 2 Covers of rear housing 1 3 2 3 Covers of left housing 1 4 2 4 Covers of right housing 1 5 2 5 Welded inside support frame 1 6 2 6 Rear counterweight plat...

Страница 51: ...Multiway valve 1 19 2 19 Battery platen 1 20 2 20 Master cylinder 1 21 2 21 Coupler 1 22 2 22 Pump disc 1 23 2 23 Engine 1 24 2 24 Rear bracket base of engine 1 25 2 25 Front bracket base of engine 1...

Страница 52: ...3 8 Bucket cylinder 1 9 3 9 Medium shaft of boom 1 10 3 10 Rear shaft of arm cylinder 1 11 3 11 Front shaft of arm cylinder 1 12 3 12 Front shaft of boom 1 13 3 13 Rear shaft of bucket cylinder 1 14...

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