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Hitachi DV 14DL2, Service Manual

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LIST No.   
DV 14DL2: J812 
DV 18DL2: J814 
Jan. 2012

PRODUCT NAME 

Hitachi 14.4 V Cordless Impact Driver Drill 

Model

DV 14DL2 

Hitachi 18 V Cordless Impact Driver Drill 

Model

DV 18DL2

D

DV 18DL2

International Sales Division 

REPAIR GUIDE

 ---------------------------------------------------------------------------------------------------------------- 1 

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

2. Precautions on disassembly and reassembly of battery charger  ----------------------------------- 9 

STANDARD REPAIR TIME (UNIT) SCHEDULES  -------------------------------------------------------------------10 

CONTENTS  

Page

Summary of Contents for DV 14DL2

Page 1: ... Drill Model DV 14DL2 Hitachi 18 V Cordless Impact Driver Drill Model DV 18DL2 D DV 18DL2 International Sales Division REPAIR GUIDE 1 1 Precautions on disassembly and reassembly 1 2 Precautions on disassembly and reassembly of battery charger 9 STANDARD REPAIR TIME UNIT SCHEDULES 10 CONTENTS Page ...

Page 2: ...can then be removed in the fully assembled state or individually All parts can be easily removed by raising Dial Holder B 6 The parts are separated into the drive unit Click Spring 11 Armature and Pinion Set 36 Magnet 37 Pushing Button 44 power supply unit Shift Knob 45 and Strap Black 55 4 Disassembly of the gear unit 1 Turn the Motor Spacer 35 counterclockwise as viewed from the rear of the Arma...

Page 3: ... NOTE Do not disassemble the Front Case 10 6 Disassembly of the armature unit 1 Remove the Magnet 37 from the Armature and Pinion Set 36 Note that the Magnet 37 has strong magnetic force Hold the Motor Spacer 35 securely and pull it toward the back of the Armature and Pinion Set 36 to remove NOTE When removing the Magnet 37 note that the ball bearing and washer behind the Armature and Pinion Set 3...

Page 4: ...he Holder Spring 51 and Terminal Piece 53 to soldered Terminals 52 and 54 with the Tapping Screw D4 x 10 50 5 Solder the internal wire red coming from the Brush Block 38 to the M2 terminal and the internal wire black to the M1 terminal of the DC Speed Control Switch 46 Fig 2 6 When mounting the DC Speed Control Switch 46 in housing A fit the protrusion of the forward reverse changeover lever on to...

Page 5: ...7 Rotate the Nut 7 about a turn clockwise to align mark i on the Nut 7 with mark ii on the Front Case 10 At this time confirm that the Y surface of the Nut 7 is almost flush with the Z surface of the Front Case 10 Fig 3 Spring 8 Stopper A 28 Stopper Spring 29 Sleeve 9 Front Case 10 Fig 4 Y surface Screw in end position Screw in start position Nut 7 Z surface Mark i Z surface Y surface Front Case 1...

Page 6: ...nd Pinion B 30 Fig 6 Mount the Front Case 10 to the Rear Case 21 so that the concave portions of the Front Case 10 align with the protrusions of the Rear Case 21 Fit the protrusions of Washer B 34 into the concave portions of the Rear Case 21 and then turn Washer B 34 clockwise as viewed from the armature until it contacts the Rear Case 21 Fig 7 Fig 5 Front Case 10 Lock Ring A 14 Lock Cam 16 Washe...

Page 7: ... attracted to the Magnet 37 by strong magnetic force NOTE When mounting the Magnet 37 note that the ball bearing and washer at the rear of the Armature and Pinion Set 36 may come off due to the strong magnetic force of the Magnet 37 5 Reassembly of the drive unit 1 Fit the protrusions of the Motor Spacer 35 into the concave portions of the Rear Case 21 by engaging the pinion of the Armature and Pi...

Page 8: ... 23 Insert the Shift Arm 22 inversely into the groove of the Shift Knob 45 by facing the High indication on the Shift Knob 45 CAUTION The Shift Arm 22 has a proper mounting direction 3 Mount the protrusions of the Click Spring 11 to the concave portions of the Front Case 10 Fig 10 Shift Arm 22 Left handed Screw Set M3 x 12 4 pcs 24 High indication Shift Knob 45 Screw Set D2 x 3 5 2 pcs 23 Groove o...

Page 9: ...oncave portions to the four protrusions fit the wider concave portion to the wider protrusion b There is a wider concave portion among the four concave portions on the outer periphery of Dial Holder B 6 and a wider protrusion among the four protrusions on the inside of Cover A 4 When fitting the four concave portions to the four protrusions fit the wider concave portion to the wider protrusion 7 U...

Page 10: ... of Drill Chuck 13VLRL N 2 should be clockwise as viewed from the rear Use the battery to power the Model DV 14DL2 or DV 18DL2 on and off Use a 12 mm dia test bar to check that runout of Drill Chuck 13VLRL N 2 is 0 8 mm or less at a position 110 mm away from the tip of the chuck 11 Screw tightening torque Flat Hd Screw A Left Hand M6 x 25 1 3 29 to 4 90 N m 40 to 50 kgf cm Drill Chuck 13VLRL N 2 1...

Page 11: ...shing Button Magnet Shift Knob Gear Box Ass y Dial Holder B Nut Spring Front Case Click Spring Lock Ring A Ring Gear Carrier Planet Gear C Set Rear Case Shift Arm Slide Ring Gear Pinion C Planet Gear B Set Pinion B Planet Gear A Set First Ring Gear Housing A B Set Work Flow Drill Chuck Hook Ass y STANDARD REPAIR TIME UNIT SCHEDULES ...

Page 12: ... DRIVER DRILL LIST NO J812 2012 1 12 E1 33 31 32 30 27 26 19 18 17 16 15 14 13 11 20 22 23 24 21 25 59 58 501 502 503 12 10 34 35 36 28 29 40 504 41 49 48 44 46 47 51 53 55 42 56 57 60 45 37 38 39 50 43 52 54 51 50 5 1 2 8 4 6 7 9 3 ...

Page 13: ...SCREW SET M3 X 12 4 PCS 4 25 331 897 PINION C 1 26 333 520 PLANET GEAR B SET 4 PCS 4 27 333 521 SLIDE RING GEAR 1 28 333 522 STOPPER A 2 29 333 523 STOPPER SPRING 2 30 333 524 PINION B 1 31 331 926 NEEDLE BEARING SET 4 PCS 4 32 333 525 PLANET GEAR A SET 4 PCS 4 33 333 526 FIRST RING GEAR 1 34 322 988 WASHER B 1 35 331 902 MOTOR SPACER 1 36 360 933 ARMATURE AND PINION SET 14 4 V 1 37 334 442 MAGNET...

Page 14: ...SPRING 1 59 320 881 SPECIAL SCREW A M5 1 60 326 824 BATTERY BCL 1430 EUROPE AUS NZL 2 60 334 423 BATTERY BCL 1440 EUROPE AUS NZL 2 DESCRIPTION REMARKS 501 323 230 CASE 1 502 CHARGER MODEL UC 18YRL 1 503 983 006 DRIVER BIT NO 2 65L 1 504 331 906 SIDE HANDLE 1 DESCRIPTION REMARKS 601 303 709 DEPTH GAUGE 1 1 12 3 ALTERNATIVE PARTS STANDARD ACCESSORIES OPTIONAL ACCESSORIES NO USED CODE NO ITEM NO NO U...

Page 15: ...DV 14DL2 DESCRIPTION REMARKS 4 Printed in Japan 1 12 120112N ALTERNATIVE PARTS NO USED CODE NO ITEM NO ...

Page 16: ... DRIVER DRILL LIST NO J814 2012 1 12 E1 33 31 32 30 27 26 19 18 17 16 15 14 13 11 20 22 23 24 21 25 59 58 501 502 503 12 10 34 35 36 28 29 40 504 41 49 48 44 46 47 51 53 55 42 56 57 60 45 37 38 39 50 43 52 54 51 50 5 1 2 8 4 6 7 9 3 ...

Page 17: ... SCREW SET M3 X 12 4 PCS 4 25 331 897 PINION C 1 26 333 520 PLANET GEAR B SET 4 PCS 4 27 333 521 SLIDE RING GEAR 1 28 333 522 STOPPER A 2 29 333 523 STOPPER SPRING 2 30 333 524 PINION B 1 31 331 926 NEEDLE BEARING SET 4 PCS 4 32 333 525 PLANET GEAR A SET 4 PCS 4 33 333 526 FIRST RING GEAR 1 34 322 988 WASHER B 1 35 331 902 MOTOR SPACER 1 36 360 932 ARMATURE AND PINION SET 18 V 1 37 334 442 MAGNET ...

Page 18: ...SPRING 1 59 320 881 SPECIAL SCREW A M5 1 60 326 240 BATTERY EBM 1830 EUROPE AUS NZL 2 60 334 425 BATTERY BCL 1840 EUROPE AUS NZL 2 DESCRIPTION REMARKS 501 323 230 CASE 1 502 CHARGER MODEL UC 18YRL 1 503 983 006 DRIVER BIT NO 2 65L 1 504 331 906 SIDE HANDLE 1 DESCRIPTION REMARKS 601 303 709 DEPTH GAUGE 1 1 12 3 ALTERNATIVE PARTS STANDARD ACCESSORIES OPTIONAL ACCESSORIES NO USED CODE NO ITEM NO NO U...

Page 19: ...DV 18DL2 DESCRIPTION REMARKS 4 Printed in Japan 1 12 120112N ALTERNATIVE PARTS NO USED CODE NO ITEM NO ...

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