Hitachi H 60KA Technical Data And Service Manual Download Page 1 | Manualshive

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POWER TOOLS

TECHNICAL DATA

AND

SERVICE MANUAL

HAMMER

H 60KA

SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT

LIST No. E458

Jun. 2000

H

MODEL

H 60KA

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Summary of Contents for H 60KA

Page 1: ...POWER TOOLS TECHNICAL DATA AND SERVICE MANUAL HAMMER H 60KA SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT LIST No E458 Jun 2000 H MODEL H 60KA ...

Page 2: ...7 4 O Ring Replacement 6 8 REFERENCE INFORMATION 7 Structure 7 8 1 Striking Operation 7 8 2 Idling Proof Mechanism 8 8 3 Sealed and Dustproof Construction 8 8 4 Vibration Absorbing Construction 9 8 5 Tool Retainer Fig 7 9 8 6 Side Handle 10 9 REPAIR GUIDE 11 9 1 Precautions and Suggestions for Disassembly and Reassembly of the Main Body 11 9 1 2 Reassembly 12 10 STANDARD REPAIR TIME UNIT SCHEDULES...

Page 3: ...S Demolishing and chiseling of concrete Edging grooving cutting stripping etc 4 SELLING POINTS Higher demolition efficiency from stronger impact energy Class leading electric hammer Easy to hold rubber grip for efficient chipping High chipping and demolishing performance with low vibration and noise level D type side handle with adjustable mechanism for 360 rotation plus positioning from front to ...

Page 4: ...e Models H 41SA H 45SB2 H 41SC H 45MA H 60MA and H 60MB and the cushioning structure greatly reduces vibration 4 1 3 D type side handle with 360 rotation adjustable mechanism plus operation from front to rear The D type side handle can be adjusted over 360 rotation and also allows convenient positioning from front to rear This side handle has a two layer plastic construction integral molding made ...

Page 5: ...e insulation Materials Aluminum alloy die casting Nylon resin Handle and tail cover Paint Silver green metallic black Trigger switch with stopper D shaped handle and side handle 12 4 A 110 V 11 9 A 115 V 6 0 A 230 V 5 7 A 240 V 1 300 W 1 970 min 1 600 min Product 11 0 kg 24 3 lbs excluding cord Packed 18 5 kg 40 8 lbs Corrugated cardboard box with steel tool case Bull point 300 mm 11 13 16 1 Hex b...

Page 6: ...16 380 mm 14 31 32 450 mm 17 23 32 Overall length 380 mm 14 31 32 450 mm 17 23 32 Code No 986948 986949 4 Grease for impact drill Note Code numbers listed above are subject to change Please refer to periodic Technical News Bulletins Code No 986950 986951 Overall length 400 mm 15 3 4 400 mm 15 3 4 Width 50 mm 2 75 mm 2 61 64 500 g 1 1 lbs Can 30 g 1 oz Tube 70 g 2 5 oz Tube Code No 981840 Code No 3...

Page 7: ...281 11 1 16 110 4 21 64 16 0 Double insulation 86 105 20 5 9 5 kg 20 9 Ibs 940 2 000 14 2 Double insulation 105 12 0 9 1 kg 20 1 Ibs 1 050 2 000 675 26 9 16 186 7 21 64 16 4 Double insulation 108 14 0 10 0 kg 22 0 Ibs S 6 2 Demolition Performance The data shown in Fig 2 are obtained in actual factory tests and are for reference only Demolished amount may vary in accordance with operating condition...

Page 8: ...cautions before using the tool CAUTION Read thoroughly HANDLING INSTRUCTIONS before use Hitachi Koki For Australia 7 3 Grease Replacement The striking portion and the speed reduction portion of the Model H 60KA respectively use different types of grease Grease replacement is required if the unit is disassembled for maintenance or O rings become damaged or worn as described in 7 4 The striking port...

Page 9: ...he striker to continuously strike against the end of the second hammer At the same time the air cushion effect within the air chamber absorbs the impact of the second hammer Should the air escape from the air chamber the air cushion effect would cease and the impact energy would not be absorbed Accordingly the O rings mounted on the striker and piston play an extremely important role in sealing th...

Page 10: ...es to reciprocate thereby preventing striking operation Second hammer Striker Air chamber Air hole Crank case Vibration absorbing unit Housing O ring Forward movement of second hammer striker Front cover ass y Cylinder case Fig 5 Vibration absorbing unit Switch handle O ring Oil seal 8 3 Sealed and Dustproof Construction The crank case and cylinder case are sealed by four O rings and an oil seal w...

Page 11: ...ibration absorbing unit The main body crank case and housing and the handle are connected through four cylindrical rubbers handle dampers Vibration is absorbed by the rolling and compression of the four rubbers on inclined surfaces Because the vibration absorbing unit has non linear spring characteristics its spring constant factor is lower than that of the conventional shearing rubber type vibrat...

Page 12: ... adjusted by 360 rotation and also allows operation from front to rear Loosen the handle by turning the grip in direction and adjust the handle to a convenient position Turn the grip in direction to fix the side handle Fig 8 Fig 8 Grip B A B A ...

Page 13: ...y push the disassembled Piston 25 with the Connecting Rod 26 back into the Cylinder and pull them apart again quickly The Striker can come out at the same time First gear and crank shaft disassembly Remove the grease from the Connecting Rod 26 side and the First Gear 44 side of the Crank Case 28 Remove the two Seal Lock Hex Socket Hd Bolts M5 x 14 35 fixing the Bearing Cover 36 Then place the Conn...

Page 14: ...should be given to the following items First gear and crank shaft reassembly Press fit the Ball Bearing 37 in the Crank Case 28 and fix the Bearing Cover 36 with the two Seal Lock Hex Socket Hd Bolts M5 x 14 35 Press fit the Crank Shaft 33 Then press fit Distance Ring C 39 and mount the Oil Seal 38 Put the Feather Key 3 x 3 x 10 34 into the groove of the Crank Shaft 33 and press fit the First Gear...

Page 15: ...e very careful not to damage the O Ring 32 in the Crank Cover 31 O Rings A 23 in the Striker 22 and in the Piston 25 the Oil Seal 38 in the Crank Case 28 the O Ring 21 on the Cylinder Case 19 the O Ring 18 on the Front Cover Ass y 9 the O Ring 11 in the Front Cover Ass y 9 Retainer reassembly Apply Mollub alloy K 777 1 lubricant to the sliding part of the Stop Lever 3 before assembling As shown in...

Page 16: ...x 35 9 1 5 Internal wiring Wiring diagram 1 For products with nosie suppressor 9 1 3 Screw locking agent TB1401 Apply screw locking agent TB1401 to all hex socket hd bolts M5 and M6 As the hex socket hd bolts for M8 that secure the front cover ass y and the hex socket hd bolts w flange for M8 that secure the cylinder case are special bolts they cannot be re used if removed Use fresh service parts ...

Page 17: ... 15 2 For products without noise suppressor SW Stator Black Plug White Connector Stator Armature Fig 14 A ...

Page 18: ...sor Internal wire holder Internal wire holder Noise suppressor internal wire Stator internal wire Internal wire holder Schematic diagram Housing ass y Fig 15 Connector Noise suppressor Cord Switch Handle A Pillar terminal Internal wire ...

Page 19: ... DC 500 V Megohm Tester Dielectric strength AC 4000 V 1 minute with no abnormalities 220 V 240 V and 110 V for U K products AC 2500 V 1 minute with no abnormalities 110 V 127 V except U K products 9 1 7 No load current value After no load operation for 30 minutes the no load current value should be as follows Voltage V Current A Max 110 220 230 240 7 5 7 2 3 6 3 5 ...

Page 20: ...er Needle Bearing Armature Ass y Ball Bearing 6201VV Ball Bearing 608VV Washer A Washer B Switch B Cord General Assembly Stop Lever Ass y Stop Lever Spring Case Needle Roller Stopper Spring Stopper Sleeve Cylinder Case Housing Ass y Stator Ass y Handle A Handle B Transatory Unit Crank Shaft Feather Key 4 x 4 x 10 Ball Bearing 6203DD O ring S 40 Oil Seal First Gear Crank Case Striker O ring x 2 Pis...

Page 21: ... 19 Assembly Diagram for H 60KA ...

Page 22: ...22 301 510 STRIKER 1 23 985 454 O RING A FPM810 2 24 301 509 PISTON PIN 1 25 317 084 PISTON 1 26 317 082 CONNECTING ROD 1 27 939 543 RETAINING RING FOR D14 SHAFT 10 PCS 1 28 317 083 CRANK CASE 1 29 HITACHI LABEL 1 30 990 079 SEAL LOCK HEX SOCKET HD BOLT M5X16 4 31 317 079 CRANK COVER 1 32 993 195 O RING 1 33 317 078 CRANK SHAFT 1 34 940 533 FEATHER KEY 3X3X10 1 35 984 509 SEAL LOCK HEX SOCKET HD B...

Page 23: ...EX SOCKET HD BOLT M5X22 2 70 317 099 SLEEVE 1 71 310 424 INTERNAL WIRE HOLDER 1 72 317 102 HANDLE PACKING B 1 73 986 940 SEAL LOCK HEX SOCKET HD BOLT M6X45 2 74 317 492 SUPPORT B 1 75 994 273 NOISE SUPPRESSOR 1 76 990 861 INTERNAL WIRE 1 77 959 140 CONNECTOR 50091 10 PCS 1 78 959 141 CONNECTOR 50092 10 PCS 1 79 991 690 SEAL LOCK HEX SOCKET HD BOLT M5X12 4 80 991 711 DISTANCE PIECE B 4 81 317 097 H...

Page 24: ...985 468 DUST COVER 1 504 317 125 CASE STEEL 1 5 00 STANDARD ACCESSORIES ITEM No CODE NO DESCRIPTION NO USED REMARKS 601 981 840 GREASE A FOR HAMMER HAMMER DRILL 30G 1 602 308 471 GREASE FOR HAMMER HAMMER DRILL 70G 1 603 980 927 GREASE FOR HAMMER HAMMER DRILL 500G 1 604 986 948 BULL POINT 380MM 1 605 986 949 BULL POINT 450MM 1 606 986 952 COLD CHISEL 300MM 1 607 986 953 COLD CHISEL 380MM 1 608 986 ...

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