... Máy Xúc gầu thuận Máy Xúc gầu phổ biến , có số lợng lớn nhiều thể loại SVTH : Phạm Hoàng Lâm K39 Lớp Máy Xây Dựng A Thiết Kế Máy Xúc Một Gầu Bánh Xích Loại Nhỏ Quá trình đào đất Máy Xúc gầu ... Thiết Kế Máy Xúc Một Gầu Bánh Xích Loại Nhỏ (1 ữ 3.5 m3) thờng Máy xúc vạn máy xúc lắp nhiều thiết bị công tác nh : Gàu thuận , gầu ngh...
... differential)Relief Valve "H" SERIES MEDIUM WHEEL LOADER TILT CONTROL VALVE HOLD To Signal Duplication Valve From Signal Duplication Valve To / From Head End of Cylinder From Resolver Valves To / From Rod End ... Supply Passage "H" SERIES MEDIUM WHEEL LOADER TILT CONTROL VALVE DUMP To Signal Duplication Valve From Signal Duplication Valve From Head End of Cylinder From Resolver Network To Rod...
... Number for Each Group Group Number Section Number T: Technical Manual W: Workshop Manual SAFETY ALERT SYMBOL AND HEADLINE NOTATIONS In this manual, the following safety alert symbol and signal words ... machine and all safety messages in this manual • Safety signs should be installed, maintained and • • • • replaced when necessary • If a safety sign or this manual is damaged or missi...
... Features Operator Station ✔ The electronically controlled 3126B ✔ The 938G Series II has several cab ATAAC engine in the 938G Series II enhancements including floor mounted has low exhaust emissions ... Value package Visor, front Waste Handling Arrangement Wiper, rear Notes 938G Series II Wheel Loader specifications 23 938G Series II Wheel Loader For more complete information on Cat p...
... 41 kW - 56 hp 45 kW - 62 hp Net power @ 2300 r/min 2300 r/min SAE J1349 - DIN ISO 1585 40 kW - 54 hp 44 kW - 60 hp L20B L25B Max torque @ 1700 r/min 1700 r/min Flow @ engine r/min 25 l/min - 2300 ... of machine SPECIFICATIONS - L20B Data according to bucket type General Purpose Light material in High-Tip L20B with parallel-linkage, Z-attachment carrier and 12. 0-...
... operating temperature for these checks (refer to page 6-5 7) Item Hydraulic system warm-up procedure Run engine at high idle Refer to page 6-5 7 Description Service action Hold a hydraulic function ... steer ing valve) high pressure check at page 5-2 8 IF OK Do steering system leakage check at page 5-2 9 IF OK Do main hydraulic pump flow test at page 6-5 8 Control valve lift check R...
... cylinder drift is caused by leakage in the loader control valve or circuit relief valve (77 0-3 ATM) 6-5 6 6-6 3 10 PILOT CONTROL VALVE PRESSURE TEST PRESSURE · SPECIFICATION Oil temperature 45±5˚C ... the bolts (1) and take out the filter case cover (2) and O-ring (3) 3) Remove the spring (4) and bypass valve (5) Cover O-ring Spring By-pass valve 4) Remove the filter element (6) from t...
... bolts (5) 4-1 5 CUT-OFF VALVE 1) STRUCTURE C B D D T PS1 P SECTION A - A A A C SECTION B - B B B1 A1 B2 A1 A2 A2 A3 PS PS T1 T1 A3 B PS1 B2 B1 B P SECTION C - C T Hydraulic circuit SECTION D - D 75794BS20 ... Pressure distribution (77 0-3 ATM) 4-1 1 4-1 1 BRAKE VALVE 1) STRUCTURE 35 34 28 29 30 31 27 32 33 26 14 25 34 35 24 23 11 22 10 21 20 19 18 17 16 15 75794BS07 10...
... at 30% of pedal stroke NOTE : Clutch cut-off mode switch can be selected to operator preference to match your loading needs 4-3 3 NOT OK Adjust clutch cut-off switch H M TROUBLESHOOTING 1) SERVICE ... : Observe parking brake If disk is hot, parking brake drag is indicated Clutch cut-off check Place clutch cut-off mode switch in OK L position Check completed Release parking brake Run engine...