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Overseas Sales Division 

TROUBLESHOOTING GUIDE

 

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1. Troubleshooting and corrective action  --------------------------------------------------------------------- 1 

REPAIR GUIDE

 

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1. Precautions on disassembly and reassembly  ----------------------------------------------------------- 3 

STANDARD REPAIR TIME (UNIT) SCHEDULES  ------------------------------------------------------------------ 18

 

CONTENTS 

Page 

PRODUCT NAME 

Hitachi Demolition Hammer 

Model

   

H 60MEY 

H 60ME

 

 
LIST No. 
H 60MEY: F437 
H 60ME: F436 
Jun. 2016 

Summary of Contents for H 60ME

Page 1: ...ubleshooting and corrective action 1 REPAIR GUIDE 3 1 Precautions on disassembly and reassembly 3 STANDARD REPAIR TIME UNIT SCHEDULES 18 CONTENTS Page PRODUCT NAME Hitachi Demolition Hammer Model H 60MEY H 60ME LIST No H 60MEY F437 H 60ME F436 Jun 2016 H ...

Page 2: ... Correctly connect internal wires of the Stator Sensor PCB Set 58 and Controller Ass y 67 by their tube colors red black and white Broken Controller Ass y 67 Check the state of the Controller Ass y 67 connector Replace the Controller Ass y 67 with a new one Broken Rotor 66 Check the built in magnet of the fan for breaks Replace the Rotor 66 with a new one Two LEDs of the display lamp are flashing ...

Page 3: ...n the internal wire is not defective Replace the Controller Ass y 67 with a new one Broken LED When the connector cable is not defective Replace the Panel Ass y 72 with a new one Broken Filter PCB Ass y 78 When the internal wire is not defective Replace the Filter PCB Ass y 78 with a new one The LEDs of the display lamp light but the motor does not run Internal wires loosely connected to the Switc...

Page 4: ... mechanism 1 Removal of the second hammer and striker a Remove the Bolt M5 x 18 96 and then detach the Crank Cover 95 and lever holder ass y from the Crank Case 121 111 Then take out the Change Plate 104 and Slider 49 from the Crank Case 121 111 b Remove the Bolt M5 x 12 18 from the Cylinder Case Cover 17 and then detach the Cylinder Case Cover 17 from the Cylinder Case 24 c Remove the Bolt M8 x 3...

Page 5: ...lder 38 Damper 37 and Damper Washer 36 from the detached Retainer Sleeve 32 h Strike the end of the Cylinder 39 with a plastic hammer to pull out the Striker 40 95 104 Lever holder ass y Cylinder case ass y Crank case ass y 19 10 Weight ass y Pin hole 45 44 43 42 35 37 36 32 50 48 39 40 46 33 38 49 47 ...

Page 6: ...s y Model H 60MEY only Remove the Crank Cover 95 and then remove the Bolt M5 x 30 115 from the Crank Case 121 Then take out the low vibration mechanism c Wipe off grease from the Piston 53 side and the First Gear 124 114 side in the Crank Case 121 111 and then use a retaining ring puller to remove the Retaining Ring for D47 Hole 108 that retains the Ball Bearing 6204DD 109 while turning the Crank ...

Page 7: ...sing 59 2 The Rotor 66 has strong magnetic force Firmly hold the Housing 59 and pull out the Gear Cover 128 118 from the Housing 59 NOTE When the Gear Cover 128 118 is separated from the Rotor 66 and the Rotor 66 remains in the Housing 59 press the Housing 59 and push the shaft section of the Rotor 66 to remove the motor Tap the shaft of the Rotor 66 Removal of the motor 128 118 59 66 ...

Page 8: ...quate tool to press fit the First Gear 124 114 NOTE Prior to press fitting make sure the Feather Key 107 matches the key groove of the First Gear 124 114 2 Mounting the piston a Insert the Connecting Rod 54 into the Piston 53 and then press fit the Piston Pin 52 into the D10 hole marked Φ2 of the Piston 53 Then mount the O ring 51 on the Piston 53 to complete the piston ass y NOTE Be careful not t...

Page 9: ...he Retainer Sleeve 32 into the Ball Bearing 6008DDU 21 in the Cylinder Case 24 ass y and then fix it with the Retaining Ring D40 19 NOTE Insert the Retainer Sleeve 32 straight in to avoid turning up the lip section of the Oil Seal 23 f Insert the Lock Spring Washer 43 deep into the Cylinder Case 24 Insert the Lock Spring 44 until it contacts the Lock Spring Washer 43 Then insert the Lock Sleeve 45...

Page 10: ...r Washer 30 and Damper Washer 36 45 Position the notch downward Engage the Clutch 47 with the J 390 clutch jig Engage the Lock Sleeve 45 with the Clutch 47 Engage the Clutch 47 with the Cylinder 39 Engage the Lock Sleeve 45 with the Cylinder Case 24 50 41 39 40 J 390 clutch jig Code No 370652 24 47 46 48 44 Position the slider groove upward Insert position of the Lock Spring Washer 43 ...

Page 11: ...19 into the back of the Base 118 so that the rounded portion of the Weight Bumper 119 contacts the Weight 113 e Fit two Cylinder O rings B 111 around the Weight 113 without twisting 5 Reassembly of the lever holder ass y a Apply Hitachi Motor Grease No 29 to the O ring S 18 100 and then attach the O ring to the Change Lever 97 Insert the Lever Spring 98 into the change lever hole b Apply Hitachi M...

Page 12: ...eutral mode position Then the Slider 49 is pushed into the Cylinder Case 24 to the extent that the pressure of the Clutch Spring 46 is not applied c Place the lever holder ass y and Crank Cover 95 on the Crank Case 121 111 and fix them with the Bolt M5 x 18 96 NOTE After fixing the parts in place check that the Change Lever 97 rotates smoothly that the Retainer Sleeve 32 does not rotate when chang...

Page 13: ...or orientation 3 Wiring of the filter PCB set See the figure on page 14 a Pass the two terminal equipped internal wires of the Controller Ass y 67 through the lower window of the Back Cover 92 and then connect the two terminal equipped internal wires to those of the Filter PCB Ass y 78 NOTE Connect the terminal equipped internal wires to those of the same terminal colors Insert each terminal into ...

Page 14: ...tance Piece B 74 and the Bolt M5 x 12 73 d Fit the Filter PCB Ass y 78 connectors that connect Pillar Terminal A 86 to the Controller Ass y 67 Switch 84 and Trigger 83 into the positions shown in the figure NOTE Do not reverse the Filter PCB Ass y 78 orientation e Put the internal wires in handle A and mount handle B without getting the internal wires caught between handles A and B The blue elemen...

Page 15: ...ly unit 84 72 58 Check the connector orientation Check the connector orientation 67 78 87 86 90 Connectable with either terminal Red Red Black Black Red Black White Connectable with either terminal Connectable with either terminal 90 ...

Page 16: ... Fill or apply Hitachi Motor Grease No 29 to the following points Fill a total of 30 g of grease in the Crank Case 121 111 on the First Gear 124 114 side and the Gear Cover 128 118 side Apply grease to the Weight Pin 114 weight pin inserting portion of the Base 118 Washer 112 sliding surfaces of the Leaf Spring 116 and Weight 113 and inside of the 6 mm diameter hole Apply grease to the pinion port...

Page 17: ...lt W Flange M5 x 16 93 for mounting the back cover 3 92 0 49 N m 40 5 kgf cm Hex Socket Hd Bolt W Flange M5 x 14 61 for mounting the tail cover 5 9 1 5 N m 60 15 kgf cm Hex Socket Hd Bolt W Flange M5 x 12 18 for mounting the cylinder case cover 3 92 0 49 N m 40 5 kgf cm Seal Lock Hex Socket Hd Bolt M5 x 30 115 for mounting the vibration absorber 7 84 N m 80 kgf cm Seal Lock Hex Socket Hd Bolt M5 x...

Page 18: ...ducts 2 500 VAC 1 minute with no abnormalities 110 to 120 V Except UK products After no load operation for 30 minutes the no load current values should be as follows Voltage 110 V 120 V 220 V 230 V 240 V Current max 5 1 A 4 7 A 2 6 A 2 5 A 2 4 A Connecting diagram No load current value Insulation test 5 wire 8 wire Panel Ass y 72 Controller Ass y 67 Stator Sensor PCB Set 58 Filter PCB Ass y 78 Swi...

Page 19: ...Ass y Cylinder Striker O ring Spring Holder B Lock Sleeve Clutch Slider O ring Piston Connecting Rod Gear Cover Rotor Ball Bearing 6202DD Ball Bearing 6201VV Crank Shaft Ball Bearing 6204DD First Gear Ball Bearing 629VV Housing Stator Sensor PCB Set Crank Case Work Flow Handle A B Ass y Filter PCB Ass y Switch Cord Armor Cord Tail Cover Crank Cover Change Lever Lever Holder Change Plate Front Cap ...

Page 20: ...38 40 41 39 42 43 44 45 46 47 48 49 50 51 52 53 54 57 58 55 56 61 64 65 66 67 72 61 85 75 73 74 74 73 80 79 77 81 86 87 88 89 90 91 92 93 94 82 83 84 105 106 107 108 109 122 96 95 97 98 99 100 101 102 104 103 125 127 128 126 76 59 78 20 23 30 16 10 85 124 68 70 71 70 121 123 111 115 114 118 119 116 117 120 113 501 502 11 12 13 14 12 15 62 60 63 ...

Page 21: ... 6008DDU 1 22 338201 BEARING WASHER 1 23 318588 OIL SEAL NBR710 1 24 338199 CYLINDER CASE 1 25 990083 HEX SOCKET HD BOLT W FLANGE M8 X 35 4 26 338222 O RING C 1 27 338204 RETAINER DAMPER HOLDER 1 28 338203 RETAINER DAMPER B 1 29 339064 DAMPER SLEEVE 1 30 338202 RETAINER DAMPER WASHER 1 31 370654 BIT LOCK 2 32 338205 RETAINER SLEEVE 1 33 338210 NEEDLE PIN D8 8 34 986104 O RING 1 35 370657 SECOND HA...

Page 22: ...68 70 73 991690 SEAL LOCK HEX SOCKET HD BOLT M5 X 12 2 74 991711 DISTANCE PIECE B 2 75 370394 HANDLE A B ASS Y 1 INCLUD 76 76 949890 PIN D3 X 20 10 PCS 1 77 339058 FILTER PACKING 1 78 338180 FILTER PCB ASS Y 100V 127V 1 INCLUD 77 78 338181 FILTER PCB ASS Y 220V 240V 1 INCLUD 77 79 310123 TRANSATORY UNIT 1 80 310124 HANDLE DAMPER 4 81 338162 HANDLE DAMPER HOLDER 1 82 338176 BELLOWS 1 83 370254 TRIG...

Page 23: ...6 338224 CRANK SHAFT 1 107 328869 FEATHER KEY 3 X 3 X 25 1 108 948227 RETAINING RING FOR D47 HOLE 1 109 6204DD BALL BEARING 6204DD 1 110 338227 O RING F 1 111 878713 CYLINDER O RING B 2 112 338191 WASHER 2 113 370653 WEIGHT 1 114 338192 WEIGHT PIN 1 115 306061 SEAL LOCK HEX SOCKET HD BOLT M5 X 30 4 116 370389 LEAF SPRING 2 117 328906 SPRING HOLDER 2 118 338190 BASE 1 119 338194 WEIGHT BUMPER 2 120...

Page 24: ...G 1 604 313472 BULL POINT SDS MAX 400L 1 605 313473 COLD CHISEL SDS MAX 280MM 1 606 313474 COLD CHISEL SDS MAX 400MM 1 607 313475 CUTTER SDS MAX W50 X 400L 1 608 313476 SCOOP SDS MAX 400L 1 609 313477 BUSHING TOOL SDS MAX 1 610 313478 RAMMER SDS MAX 150MM X 150MM 1 611 313479 SHANK SDS MAX FOR RAMMER BUSHING TOOL 1 6 16 Printed in Japan 5 160613N ALTERNATIVE PARTS STANDARD ACCESSORIES OPTIONAL ACC...

Page 25: ...34 35 36 37 38 40 41 39 42 43 44 45 46 47 48 49 50 51 52 53 54 57 58 55 56 61 64 65 66 67 72 61 85 75 73 74 74 73 80 79 77 81 86 87 88 89 90 91 92 93 94 82 83 84 105 106 107 108 109 112 96 95 97 98 99 100 101 102 104 103 115 117 118 116 76 59 78 20 23 30 16 10 85 114 69 70 71 70 111 113 501 502 11 12 13 14 12 15 62 60 63 68 ...

Page 26: ... 6008DDU 1 22 338201 BEARING WASHER 1 23 318588 OIL SEAL NBR710 1 24 338199 CYLINDER CASE 1 25 990083 HEX SOCKET HD BOLT W FLANGE M8 X 35 4 26 338222 O RING C 1 27 338204 RETAINER DAMPER HOLDER 1 28 338203 RETAINER DAMPER B 1 29 339064 DAMPER SLEEVE 1 30 338202 RETAINER DAMPER WASHER 1 31 370654 BIT LOCK 2 32 338205 RETAINER SLEEVE 1 33 338210 NEEDLE PIN D8 8 34 986104 O RING 1 35 370657 SECOND HA...

Page 27: ...70 73 991690 SEAL LOCK HEX SOCKET HD BOLT M5 X 12 2 74 991711 DISTANCE PIECE B 2 75 370394 HANDLE A B ASS Y 1 INCLUD 76 76 949890 PIN D3 X 20 10 PCS 1 77 339058 FILTER PACKING 1 78 338180 FILTER PCB ASS Y 100V 127V 1 INCLUD 77 78 338181 FILTER PCB ASS Y 220V 240V 1 INCLUD 77 79 310123 TRANSATORY UNIT 1 80 310124 HANDLE DAMPER 4 81 338162 HANDLE DAMPER HOLDER 1 82 338176 BELLOWS 1 83 370254 TRIGGER...

Page 28: ...AFT 10 PCS 1 103 338160 O RING A 1 104 338234 CHANGE PLATE 1 105 939542 RETAINING RING FOR D12 SHAFT 10 PCS 1 106 338224 CRANK SHAFT 1 107 328869 FEATHER KEY 3 X 3 X 25 1 108 948227 RETAINING RING FOR D47 HOLE 1 109 6204DD BALL BEARING 6204DD 1 110 338227 O RING F 1 111 370380 CRANK CASE 1 112 986940 SEAL LOCK HEX SOCKET HD BOLT M6 X 45 4 113 328867 OIL SEAL 1 114 338225 FIRST GEAR 1 115 629VVM BA...

Page 29: ...500G 1 604 313471 BULL POINT SDS MAX 280L 1 605 313472 BULL POINT SDS MAX 400L 1 606 313473 COLD CHISEL SDS MAX 280MM 1 607 313474 COLD CHISEL SDS MAX 400MM 1 608 313475 CUTTER SDS MAX W50 X 400L 1 609 313476 SCOOP SDS MAX 400L 1 610 313477 BUSHING TOOL SDS MAX 1 611 313478 RAMMER SDS MAX 150MM X 150MM 1 612 313479 SHANK SDS MAX FOR RAMMER BUSHING TOOL 1 6 16 Printed in Japan 5 160613N ALTERNATIVE...

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