STRUCTURE AND FUNCTION #03 CAPACITY 145 l HYDRAULIC TANK µ m) CAP GEAR PUMP 19.0cc/rev (FOR STEERING AND BRAKE) ENGINE 4BTA #04 #03 PPC VALVE (FROM BRAKE VALVE) PPC VALVE PPC VALVE 2 P 0 P P 3 P #03 SOLENOID VALVE ASSEMBLY T2 P3 P1 T0 T-BLOCK 2 T 3 T OPTION PS SAFETY LOCK 2 STEP RELIEF SWING BRAKE T1 TRAVEL SUS LOCK BAR 0 -3 35 E #10 #04 d2 P a P я76.2 d3 P d1 P s P 0 T 1 T FORWARD TRAVEL REVERSE #02 EXTEND 2ND BOOM RETRACT #02 #02 LEFT SWING RIGHT DUMP ARM DIGGING LEFT PPC VALVE #02 #02 DOWN BOOM UP DIGGING BUCKET DUMP RIGHT PPC VALVE #02 #02 P0 A1 A3 A4 A5 T3 P2 91Л INPUT SHAFT CLOCKWISE ROTATION MAIN PUMP #03 1 #02 2 T P #02 #02 1 #02 2 T #02 P #02 4 3 #02 1 #02 2 T #02 P P #02 1 2 #02 3 #02 4 T #03 150 MESH (105 µ m) BYPASS STRAINER TO sig P b P P я0.9 MAX MIN PPC MANIFOLD #10 ls P LS VALVE PC VALVE #10 TR P T 3 P 4 A #02 2 P 1 P #03 #02 #02 #02 #02 #03 #02 #04 #06 T8 (BREAKER) OIL COOLER #10 PC-EPC VALVE я0.6 LS-EPC VALVE A B 2 TO 1 PO 2 PA 82 P 72 P 52 P 62 P 32 P 42 22 P 12 P MIN = 13cc/rev MAX = 105cc/rev epc P 3 A ROTATE 16 P 3 B ROTATE SERVICE SW PS STAB UP SW 2 B A 1 2 1 1 PA P P P P P P P SWING LH SW SWING RH SW (REVERSE) (FORWARD) P 4 P B P #03 #04 X X1 )( )( F 1 R 2 R R #03 #03 #03 #03 #03 #03 #03 #03 #06 #06 #04 #02 #04 #04 N 2 T 1 T 1 1 B A SWIVEL JOINT #02 #03 #03 #03 D #03 C #04 #02 #03 (TO 'T' BLOCK) #02 SERVICE BRAKE (FRONT) #02 A W W #10 #10 S B я2.5 #03 SUS LOCK CYLINDER (я85-160 STROKE) T/M PARKING BRAKE E LH T G 0.2 2 1.8 0.45 W 0.2 285Kg/cm2 2 X M1 я2.0 #04 #10 SERVICE BRAKE (REAR) #04 MA #03 CLUTCH я0.7 U U MB #03 #03 F L A BAR 0 -4 20 я2.1 CLUTCH CONTROL VALVE 8 BAR T P RH MIN 39cc/rev MIN 26cc/rev 30 kph TRAVEL MOTOR 80cc/rev #02 T2 G A я0.80 B X я0.7 0 -3 50 1l/min ( 90Хя50-170) MIN 32cc/rev 20 kph 20/30kph 315-325Kg/cm2 X M1 X M1 X 107cc/rev 20 kph TRAVEL MOTOR #02 #02 #02 #02 #02 #02 #02 X1 P LS1 P 2 P #02 4 P P P #02 6 P 8 P 10 P 12 P 11 P 14 P 13 P 16 P MAIN RELIEF VALVE LIFT CHECK VALVE LS PRESSURE CHECKING PORT SWING MOTION STABILIZER TRAVEL BOOM 2 ЗЙЗз ARM Ер 2 ЗЙЗз 2 ЗЙЗз 2 SAFETY SETET SAFETY SET BUCKET 6 A Ер 2 ЗЙЗз 2 ЗЙЗз 2 SECOND BOOM Ер 2 Е 2 SAFETY SET SERVICE SW T Ер MAIN VALVE CA19 2 RELIEF 12KG/CM 2 CRACK 2.5KG/CM p Е 35.8 COOLER BYPASS VALVE 7Kg/cm2 CRACKING PRESSURE Е SAFETY SET TY S UNLOADING VALVE P B п™уЈпŸ B п™уЈпŸ B S L ЗЙ T B T S T 1 P 1 B #05 1 A #05 #02 2 B 2 A 5 P #02 3 B 3 A #02 7 P 4 B 4 A 9 P #02 5 B 5 A PRESSURE SENSOR 6 B #02 7 B 7 A #02 15 P 8 B 8 A 2 LS1 + 25kg/cm PUMP PRESSURE CHECKING PORT #02 4 B 4 A 2 #02 #04 EF CF LS #05 #05 #02 8 P #05 #05 #05 #05 #05 #05 #05 #05 я22Xt3 #05 LS T P #03 P M B M B M M A M A M 0.75l 0.75l 0.75l OVER LOAD CAUTION #02 VALVE BOOM SAFETY я22Xt3 я22Xt3 я22Xt3 я22Xt3 я22Xt3 я22Xt3 #05 я22Xt3 #05 08021 (2) 702-21 #05 я22Xt3 #05 я22Xt3 #03 #05 #05 #04 #04 LEFT SWING 2 300Л ЗЙЗз я1.0 RIGHT SWING S VALVE BRAKE 1 P CY P V 1 P CY P V я22Xt3 я22Xt3 8 B #05 T 8 A R L я22Xt3 я22Xt3 #05 #05 #10 18 /ЗЙЗз T B BRAKE ORBITROLL VALVE #05 #05 7861-92 Y C #04 #05 T #05 #03 #04 Y C T #05 BREAKER / CLAMSHELL.
#10 я22Xt3 #05 #05 #05 #10 (RIGHT) я22Xt3 я22Xt3 (LEFT) я22Xt3 #05 Зв=201.1 SWING MACHINERY 40.2 /ЗнЗЦЗс =201.1 SWING MOTOR CLAMSHELL OPTION я22Xt3 BUCKET CYLINDER ( 95Хя65-885) ADJUST CYLINDER (я140Хя70-507.5) 10-33 я105Хя70-990 1PB BOOM CYLINDERS. я105Хя70-950 ARM CYLINDER (я105Хя75-1175) ÇÉÇç2Åp BUCKET SAFETY SET ÇÉÇç2Åp ARM 35.8 Å p P 13 #02 A 6 B 6 SAFETY SET P 11 #02 PRESSURE SENSOR A 5 B 5 ÇÉÇç2Åp BOOM A4 B4 P #02 9 A 4 B 4 P 7#02 TRAVEL STABILIZER A 3 B 3 P 5#02 A 2 SWING MOTION MAIN RELIEF VALVE T LS 0.75l 0.75l 0.75 MA 300Ë ÇÉÇç2