Hitachi DS 12DVF2 Technical Data And Service Manual Download Page 27

Page: 27 / 41

--- 24 ---

(6) Other precautions in reassembly

(a) When the assembly procedure is completed, make sure that the turning direction of the Drill Chuck

10TLRD-N (W/O Chuck Wrench)

[2]

corresponds to the position of the Pushing Button

[36]

. When the

Pushing Button

[36]

is pressed from the (R)-marked side, the Drill Chuck 10TLRD-N (W/O Chuck Wrench)

[2]

should turn clockwise when viewed from the rear (opposite side of the Drill Chuck 10TLRD-N (W/O

Chuck Wrench)

[2]

). Also make sure that the turning speed of the Drill Chuck 10TLRD-N (W/O Chuck

Wrench)

[2]

switches between "HIGH" and "LOW" by switching over the Shift Knob

[38]

. Make sure that

the run-out of the Drill Chuck 10TLRD-N (W/O Chuck Wrench)

[2]

holding a 9 mm dia. test bar is below

0.8 mm at a distance of 85 mm from the chuck end.

(b) The tightening torque of each screw is given below.

Special Screw (Left Hand) M5 x 27

[1]

: 2.9 --- 3.9 N

•

m ( 30 --- 40 kgf

•

cm, 26.1 --- 34.8 in-lbs.)

Drill Chuck 10TLRD-N (W/O Chuck Wrench)

[2]

: 12.7 --- 16.7 N

•

m (130 --- 170 kgf

•

cm, 113 --- 148 in-lbs.)

Screw Set D3 x 12

[16]

: 0.6 --- 1.0 N

•

m ( 6 --- 10 kgf

•

cm, 5.2 --- 8.7 in-lbs.)

Machine Screw M3 x 8

[30]

: 0.6 --- 0.9 N

•

m ( 6.5 --- 9.5 kgf

•

cm, 5.6 --- 8.3 in-lbs.)

Tapping Screw (W/Flange) D3 x 16

[27]

: 1.1 --- 1.9 N

•

m ( 11 --- 19 kgf

•

cm, 9.5 --- 16.5 in-lbs.)

10-2. Precautions in Disassembly and Reassembly of Battery Charger

Please refer to the Technical Data and Service Manual for precautions in disassembly and reassembly of the

Battery Chargers UC 14SD, UC 12SD and UC 9SD.

Summary of Contents for DS 12DVF2

Page 1: ...LESS DRIVER DRILLS DS 14DVF2 DS 12DVF2 DS 9DVF2 SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT LIST Nos DS 14DVF2 F898 DS 12DVF2 F897 DS 9DVF2 F896 Mar 2004 D MODELS DS 14DVF2 DS 12DVF2 DS 9DVF2 DS 14DVF2 Hitachi Power Tools ...

Page 2: ...ANUAL a symbol s is are used in the place of company name s and model name s of our competitor s The symbol s utilized here is are as follows Symbols Utilized Competitors Company Name Model Name MAKITA 6228D 6227D 6226D C BOSCH GSR14 4V GSR12V GSR9 6V B ...

Page 3: ...1 DS 14DVF2 9 7 2 DS 12DVF2 10 7 3 DS 9DVF2 11 8 PRECAUTIONS IN SALES PROMOTION 12 8 1 Safety Instructions 12 8 2 Inherent Drawbacks of Cordless Driver Drills Requiring Particular Attention During Sales Promotion 14 9 REFERENCE MATERIALS 15 10 REPAIR GUIDE 16 10 1 Precautions in Disassembly and Reassembly 16 10 2 Precautions in Disassembly and Reassembly of Battery Charger 24 11 STANDARD REPAIR TI...

Page 4: ...the more convenient and stylish Models DS 14DVF2 14 4 V DS 12DVF2 12 V and DS 9DVF2 9 6 V equipped with a soft grip handle at the same time 3 APPLICATIONS Tightening and loosening wood screws self tapping screws and machine screws Drilling into wood materials plastic mild steel and aluminum 4 SELLING POINTS Variable torque setting for fastener tightening 22 position adjustable torque setting Motor...

Page 5: ...4 10 mm 3 8 Keyless Chuck The keyless chuck facilitates fast and easy replacement of driver bits Replacement can be carried out simply by holding the ring with one hand while turning the sleeve with the other hand 4 1 5 Variable Speed Switch with Braking Function The braking function allows the driver unit to stop rotation immediately when the trigger switch is released which is a convenient featu...

Page 6: ...ameter 0 8 10 mm 1 32 3 8 Low 0 400 min High 0 1 200 min Slip torque 1 0 5 9 N m 10 60 kgf cm 9 52 in lbs 22 stages Max torque 30 N m 306 kgf cm 266 in lbs DC magnet motor Trigger switch with change lever for CW and CCW rotation T type with soft grip handle Body Glassfiber reinforced polycarbonate resin green and thermoplastic elastomer charcoal gray Battery Glassfiber reinforced polyamide resin b...

Page 7: ...er 0 8 10 mm 1 32 3 8 Low 0 350 min High 0 1 050 min Slip torque 1 0 5 9 N m 10 60 kgf cm 9 52 in lbs 22 stages Max torque 26 N m 265 kgf cm 230 in lbs DC magnet motor Trigger switch with change lever for CW and CCW rotation T type with soft grip handle Body Glassfiber reinforced polycarbonate resin green and thermoplastic elastomer charcoal gray Battery ABS resin black Charger ABS resin black Sea...

Page 8: ... High 0 840 min Slip torque 1 0 5 9 N m 10 60 kgf cm 9 52 in lbs 22 stages Max torque 22 N m 224 kgf cm 195 in lbs DC magnet motor Trigger switch with change lever for CW and CCW rotation T type with soft grip handle Body Glassfiber reinforced polycarbonate resin green and thermoplastic elastomer charcoal gray Battery ABS resin black Charger ABS resin black Sealed cylindrical nickel cadmium storag...

Page 9: ...8 21 32 1 7 kg 3 7 lbs None 10 mm 3 8 33 N m 337 kgf cm 293 in lbs None Double sleeve Equipped 241 mm 9 1 2 6 mm 1 4 5 5 mm dia x 63 mm 12 x 2 1 2 12 mm 15 32 15 mm 19 32 25 mm 1 0 400 0 1 200 1 0 5 9 N m 10 60 kgf cm 9 52 in lbs 22 stages 1 4 Ah 14 4 V 60 min Model UC 14SD 220 mm 8 21 32 1 7 kg 3 7 lbs 10 mm 3 8 40 N m 410 kgf cm 356 in lbs None Double sleeve Equipped 241 mm 9 1 2 B Equipped Equi...

Page 10: ... N m 325 kgf cm 282 in lbs None Double sleeve Equipped 234 mm 9 7 32 6 mm 1 4 5 5 mm dia x 63 mm 12 x 2 1 2 12 mm 15 32 15 mm 19 32 21 mm 13 16 0 350 0 1 050 1 0 5 9 N m 10 60 kgf cm 9 52 in lbs 22 stages 26 N m 265 kgf cm 230 in lbs 1 4 Ah 12 V 60 min Model UC 12SD 220 mm 8 21 32 1 6 kg 3 5 lbs 10 mm 3 8 38 N m 392 kgf cm 340 in lbs None Double sleeve Equipped 234 mm 9 7 32 B Equipped Equipped No...

Page 11: ... 229 mm 9 1 64 6 mm 1 4 5 5 mm dia x 45 mm 12 x 1 25 32 10 mm 3 8 12 mm 15 32 18 mm 23 32 0 280 0 840 1 0 5 9 N m 10 60 kgf cm 9 52 in lbs 22 stages 22 N m 224 kgf cm 195 in lbs 1 4 Ah 9 6 V 60 min Model UC 9SD 220 mm 8 21 32 1 5 kg 3 3 lbs 10 mm 3 8 29 N m 291 kgf cm 253 in lbs None Double sleeve Equipped 229 mm 9 1 64 B Equipped Equipped Not indicated 5 1 mm dia x 38 mm 11 x 1 1 2 10 mm 3 8 Not ...

Page 12: ...y vary depending on the sharpness of the drill bit workpiece hardness particularly in wood materials moisture content of wood charging condition operator skill etc This data should be used as a comparative guide only Type of work Maker Model name Working capacity 1 Drilling speed sec pc 0 0 300 50 600 100 900 150 1200 200 90 75 HITACHI HITACHI 6 7 70 90 DS 14DVF2 C B DS 14DVF 3 2 6 7 8 4 6 8 3 5 4...

Page 13: ...rill bit workpiece hardness particularly in wood materials moisture content of wood charging condition operator skill etc This data should be used as a comparative guide only Type of work Maker Model name Working capacity 1 Drilling speed sec pc 0 0 300 50 600 100 900 150 1200 200 85 75 HITACHI HITACHI 6 7 50 75 DS 12DVF2 C B DS 12DVF 3 4 7 4 7 1 7 2 3 5 3 9 3 8 DS 12DVF2 C B DS 12DVF 4 5 4 6 5 5 ...

Page 14: ... bit workpiece hardness particularly in wood materials moisture content of wood charging condition operator skill etc This data should be used as a comparative guide only Type of work Maker Model name Working capacity 1 Drilling speed sec pc 0 0 300 50 600 100 900 150 1200 200 55 45 HITACHI HITACHI 20 8 45 50 DS 9DVF2 C B DS 9DVF 4 4 21 2 17 1 18 0 4 7 4 4 4 5 DS 9DVF2 C B DS 9DVF 4 5 4 3 4 4 4 8 ...

Page 15: ...arger provided with the tool Because of the designed rapid charging feature about one hour use of other battery chargers is hazardous 3 Connect the Charger to an AC power outlet only Use of any other power source DC outlet fuel powered generator etc will cause the Charger to overheat and burn out 4 Do not use any voltage increasing equipment transformer etc between the power source and the Charger...

Page 16: ...er hazards Instruct the customer to bring these units to an authorized service center in the event repair or replacement is necessary 9 Disposal of the Storage Batteries Types EB 1414 EB 1414S EB 1214L EB 1214S EB 914 and EB 914S Ensure that all customers understand that Types EB 1414 EB 1414S EB 1214L EB 1214S EB 914 and EB 914S Storage Batteries should be returned to the Hitachi power tool sales...

Page 17: ...otor Locking of the motor will cause an overload current that could result in burning of the motor and or rapid deterioration of the battery Salespersons should advise the customer to immediately release the switch and stop operation if the motor becomes locked A jammed drill bit can be disengaged from the workpiece material by setting the switch to reverse rotation or by manually turning the main...

Page 18: ...ices The cooling time required before recharging can be accomplished varies from a few minutes to about 30 minutes depending on the load duration of use and ambient temperature 9 REFERENCE MATERIALS Speed Control Mechanism Spindle rotation speed of the Models DS 14DVF2 DS 12DVF2 and DS 9DVF2 can be controlled by simply varying the amount by which the trigger switch is depressed The relationship be...

Page 19: ... 38 from the Shift Arm 17 Take care not to remove the Shift Arm 17 from the Rear Case 15 in this operation b Attach the motor spacer an accessory of the special repair tool J 292 Code No 316379 to the assembly of the Drill Chuck 10TLRD N W O Chuck Wrench 2 Cap 4 Front Case 9 and Rear Case 15 then mount it in special repair tool J 292 clamped in the vise as illustrated in Fig 4 In this operation ch...

Page 20: ...ont Case 9 then remove the Spring 6 and Washer D 7 from the Front Case 9 Note Do not remove the Front Case 9 6 Disassembly of the power supply unit Note Do not remove the fin secured to the DC Speed Control Switch 35 with a screw Remove the two Machine Screws M3 x 8 30 and take the Motor 26 and the Motor Spacer 25 apart Disconnect the Internal Wires 33 34 from the Motor 26 with a soldering iron th...

Page 21: ...r supply unit a Mount the Ferrite Core 37 Internal Wire Black 34 and Internal Wire Red 33 as shown in Fig 5 1 or 5 2 Fig 5 1 Motor 26 side Internal Wire Black 34 Internal Wire Red 33 Wind 1 turn 25 5 Ferrite Core 37 0 DC Speed Control Switch 35 side DS 14DVF2 Fig 5 2 DS 12DVF2 DS 9DVF2 Internal Wire B Black 34 Only through No wind Ferrite Core 37 Internal Wire B Red 33 ...

Page 22: ...es 33 and 34 to the Motor 26 The red marked side of the Motor 26 is positive See Fig 7 d Apply grease Hitachi Motor Grease No 29 Code No 930035 is recommended to the pinion press fitted on the Motor 26 shaft 2 Reassembly of the clutch unit a Mount Washer D 7 and the Spring 6 to the Front Case 9 See Fig 8 When mounting Washer D 7 into the Front Case 9 align the projection on the Front Case 9 with t...

Page 23: ...e Z surface Register mark oo Register mark Register mark o Z surface of Nut 5 Z surface of Front Case 9 5 9 5 9 3 Reassembly of the gear unit a Apply grease Hitachi Motor Grease No 29 Code No 930035 to the meshing parts of the gear b Install the parts series from the six Rollers 10 to Washer B 24 into the assembly reassembled in step 2 See Fig 10 i Note the direction of the groove when installing ...

Page 24: ... Fig 12 i Insert the projection of the Click Spring 8 into the hole of the Front Case 9 ii Mount the Cap 4 Mount the Nut 5 into the Cap 4 engaging the wider projection of the Nut 5 with the wider recess of the Cap 4 The wider recess of the Cap 4 is positioned at 1 when viewed from the outside iii Apply grease Hitachi Motor Grease No 29 Code No 930035 to the sliding surfaces of the Cap 4 and the Cl...

Page 25: ... with the Special Screw Left Hand M5 x 27 1 f Install the Shift Knob 38 into the assembly reassembled in step e When installing the Shift Knob 38 into the Shift Arm 17 note that the LOW mark on the Shift Knob 38 faces the Motor 26 with the Shift Arm 17 engaged with the recess in the Shift Knob 38 g Install the assembly reassembled in step 1 and the assembly reassembled in step f together See Fig 1...

Page 26: ... Fig 16 Fig 15 Fig 16 36 32 Projections 32 Groove Projection Recesses c Set the assembly reassembled in step b to housing B and secure it with the eight seven Models DS 12DVF2 and DS 9DVF2 Tapping Screws W Flange D3 x 16 Black 27 d Verify proper operation of the Cap 4 When the assembly procedure up to step c is completed ensure that the number 1 on the Cap 4 and the drill mark are in alignment wit...

Page 27: ...e sure that the run out of the Drill Chuck 10TLRD N W O Chuck Wrench 2 holding a 9 mm dia test bar is below 0 8 mm at a distance of 85 mm from the chuck end b The tightening torque of each screw is given below Special Screw Left Hand M5 x 27 1 2 9 3 9 N m 30 40 kgf cm 26 1 34 8 in lbs Drill Chuck 10TLRD N W O Chuck Wrench 2 12 7 16 7 N m 130 170 kgf cm 113 148 in lbs Screw Set D3 x 12 16 0 6 1 0 N...

Page 28: ...A B Set Motor DC Speed Control Switch Shift Knob Gear Box Ass y Cap Nut Spring Click Spring Front Case Ring Gear 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 Drill Chuck Keyless General Assembly DS 14DVF2 DS 12DVF2 DS 9DVF2 ...

Page 29: ...IST LIST NO F898 CORDLESS DRIVER DRILL Model DS 14DVF2 2004 3 5 E1 Hitachi Power Tools 1 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 502 503 504 505 2 501 ...

Page 30: ...DE RING GEAR 1 19 315 805 PINION C 1 20 315 816 PLANET GEAR B SET 3 PCS 3 21 315 804 PINION B 1 22 315 815 PLANET GEAR A SET 3 PCS 3 23 315 136 FIRST RING GEAR 1 24 312 716 WASHER B 1 25 318 231 MOTOR SPACER 1 26 320 648 MOTOR 1 27 313 687 TAPPING SCREW W FLANGE D3X16 BLACK 8 28 NAME PLATE 1 29 318 237 BIT HOLDER 1 30 949 203 MACHINE SCREW M3X8 10 PCS 2 31 949 451 SPRING WASHER M3 10 PCS 2 32 322 ...

Page 31: ...3 ITEM NO CODE NO DESCRIPTION REMARKS NO USED STANDARD ACCESSORIES 3 04 DS 14DVF2 501 CHARGER MODEL UC14SD 1 502 318 236 DRIVER BIT NO 2 55L 1 503 TORCHLIGHT MODEL UB18D 1 504 BIT SET 1 505 320 653 CASE OFF BLACK GREEN 1 ...

Page 32: ... 4 ITEM NO CODE NO DESCRIPTION REMARKS NO USED 3 04 DS 14DVF2 Printed in Japan 040305N ...

Page 33: ...IST LIST NO F897 CORDLESS DRIVER DRILL Model DS 12DVF2 2004 3 5 E1 Hitachi Power Tools 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 38 37 39 40 41 42 501 502 503 504 505 ...

Page 34: ...RING GEAR 1 19 315 805 PINION C 1 20 315 816 PLANET GEAR B SET 3 PCS 3 21 315 804 PINION B 1 22 315 815 PLANET GEAR A SET 3 PCS 3 23 315 136 FIRST RING GEAR 1 24 312 716 WASHER B 1 25 318 231 MOTOR SPACER 1 26 318 244 MOTOR 1 27 313 687 TAPPING SCREW W FLANGE D3X16 BLACK 7 28 NAME PLATE 1 29 318 237 BIT HOLDER 1 30 949 203 MACHINE SCREW M3X8 10 PCS 2 31 949 451 SPRING WASHER M3 10 PCS 2 32 322 526...

Page 35: ...3 ITEM NO CODE NO DESCRIPTION REMARKS NO USED STANDARD ACCESSORIES 3 04 DS 12DVF2 501 CHARGER MODEL UC12SD 1 502 318 236 DRIVER BIT NO 2 55L 1 503 319 967 CASE OFF BLACK GREEN 1 504 BIT SET 1 505 TORCHLIGHT MODEL UB12D 1 ...

Page 36: ... 4 ITEM NO CODE NO DESCRIPTION REMARKS NO USED 3 04 DS 12DVF2 Printed in Japan 040305N ...

Page 37: ...IST LIST NO F896 CORDLESS DRIVER DRILL Model DS 9DVF2 2004 2 5 E1 Hitachi Power Tools 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 38 37 39 40 41 42 501 502 503 504 505 ...

Page 38: ...ARM 1 18 315 137 SLIDE RING GEAR 1 19 315 805 PINION C 1 20 315 816 PLANET GEAR B SET 3 PCS 3 21 315 804 PINION B 1 22 315 815 PLANET GEAR A SET 3 PCS 3 23 315 136 FIRST RING GEAR 1 24 312 716 WASHER B 1 25 318 231 MOTOR SPACER 1 26 318 244 MOTOR 1 27 313 687 TAPPING SCREW W FLANGE D3X16 BLACK 7 28 NAME PLATE 1 29 318 237 BIT HOLDER 1 30 949 203 MACHINE SCREW M3X8 10 PCS 2 31 949 451 SPRING WASHER...

Page 39: ...3 ITEM NO CODE NO DESCRIPTION REMARKS NO USED STANDARD ACCESSORIES 2 04 DS 9DVF2 501 CHARGER MODEL UC 9SD 1 502 318 236 DRIVER BIT NO 2 55L 1 503 319 967 CASE OFF BLACK GREEN 1 504 BIT SET 1 505 TORCHLIGHT MODEL UB 12D 1 ...

Page 40: ... 4 ITEM NO CODE NO DESCRIPTION REMARKS NO USED 2 04 DS 9DVF2 Printed in Japan 040205N ...

Page 41: ......

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