Hitachi DS14DVF3 Technical Data And Service Manual Download Page 5

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Improved overload durability
(improved cooling efficiency)

Large diameter powerful unit motor
Optimally designed cooling air path

Powerful and compact
Max. torque

45 N

•

m (DS 18DVF3)

34 N

•

m (DS 14DVF3)

Overall lengh

220 mm (DS 18DVF3)

210 mm (DS 14DVF3)

5-position belt hook with
integrated bit holder

For convenient bit storage

[Model DS 18DVF3]

All new cyber design

4. SELLING POINTS

Soft grip handle

For increased comfort

22-stage adjustable clutch

For precise torque setting

13 mm keyless chuck (DS 18DVF3)
10 mm keyless chuck (DS 14DVF3)

For tool-less bit changes

Flat battery (DS 18DVF3)

Compact and stable
Interchangeable with
conventional batteries

Summary of Contents for DS14DVF3

Page 1: ...D SERVICE MANUAL CORDLESS DRIVER DRILL DS 18DVF3 DS 14DVF3 SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT LIST Nos DS 18DVF3 G823 DS 14DVF3 G822 Apr 2005 D MODELS DS 18DVF3 DS 14DVF3 Hitachi Power Tools ...

Page 2: ...AL 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 DEWALT DC759 DC728 Q MAKITA 6228D C BOSCH 32618 GSR14 4V 32614 B ...

Page 3: ...FORMANCE PER SINGLE CHARGE 11 7 1 Model DS 18DVF3 11 7 2 Model DS 14DVF3 12 8 PRECAUTIONS IN SALES PROMOTION 13 8 1 Safety Instructions 13 8 2 Inherent Drawbacks of Cordless Driver Drills Requiring Particular Attention During Sales Promotion 16 9 REPAIR GUIDE 18 9 1 Precautions in Disassembly and Reassembly 18 9 2 Precautions in Disassembly and Reassembly of Battery Charger 25 10 STANDARD REPAIR T...

Page 4: ...he same operability as the current Model DS 14DVF2 In addition the Model DS 14DVF3 is balanced best with the optimally designed position of center of gravity for various applications The Model DS 18DVF3 battery voltage 18 V is most powerful in this series The Model DS 18DVF3 is suitable for heavy load works that cannot be accomplished by the Model DS 14DVF3 Although the overall length of the Model...

Page 5: ...DS 18DVF3 210 mm DS 14DVF3 5 position belt hook with integrated bit holder For convenient bit storage Model DS 18DVF3 All new cyber design 4 SELLING POINTS Soft grip handle For increased comfort 22 stage adjustable clutch For precise torque setting 13 mm keyless chuck DS 18DVF3 10 mm keyless chuck DS 14DVF3 For tool less bit changes Flat battery DS 18DVF3 Compact and stable Interchangeable with co...

Page 6: ...the motor temperature rise 4 1 2 22 position torque adjustable clutch Max clutch torque 5 9 N m The torque can be set finely thanks to the adoption of the 22 clutch positions to improve the operability see Table 1 There may be difference in operation depending on the screw shapes and workpieces Perform a test before actual driving Clutch dial position 1 4 10 13 19 22 Tightening torque 1 0 0 5 N m ...

Page 7: ...s 4 1 4 One touch hook 1 The hook can be quickly slid out whenever necessary and slid in when not necessary 2 The hook is mountable on either side using a flat blade screwdriver or a coin 3 The angle of the hook is adjustable in five steps 4 1 5 Flat battery DS 18DVF3 The battery is flat enough to stand the Model DS 18DVF3 upright stability The conventional Hitachi 18 V batteries are also usable ...

Page 8: ...ery Nominal voltage DC 18 V Nominal life Charging discharging Approx 500 times Nominal capacity 1 4 2 0 Ah Overcharge prevention circuit A thermostat monitors the surface temperature of the battery and on detecting the temperature rise which occurs on completion of charging automatically turns off the unit to prevent the battery from overcharge Input capacity 70 W Indication method Pilot lamp indi...

Page 9: ...ife Charging discharging Approx 500 times Nominal capacity 1 4 Ah Overcharge prevention circuit A thermostat monitors the surface temperature of the battery and on detecting the temperature rise which occurs on completion of charging automatically turns off the unit to prevent the battery from overcharge Input capacity 70 W Indication method Pilot lamp indicator of battery charging Function On Dur...

Page 10: ... cm 400 in lbs Not indicated 17 positions Rotation speed Low High 0 400 min 0 1 200 min 0 400 min 0 1 400 min 0 400 min 0 1 400 min Drill chuck Type Capacity Double sleeve 13 mm 1 2 Double sleeve 10 mm 3 8 Single sleeve 13 mm 1 2 Max torque hard actually measured value Switch Type Feedback circuit Variable speed Equipped Variable speed Equipped Variable speed Equipped Electric brake Equipped Equip...

Page 11: ...ot indicated 50 mm 2 2 0 Ah 18 V 60 min 220 mm 8 21 32 257 mm 10 1 8 2 0 kg 4 5 lbs Slip torque Max torque Not indicated 15 stages 310 in lbs 357 kgf cm Can not measure Slip Rotation speed Low High 0 400 min 0 1 300 min Drill chuck Type Capacity Single sleeve 10 mm 3 8 Max torque hard actually measured value Switch Type Feedback circuit Variable speed Equipped Electric brake Equipped Automatic spi...

Page 12: ...4DVF2 Slip torque Max torque 1 6 N m 10 60 kgf cm 9 52 in lbs 22 positions 34 N m 347 kgf cm 300 in lbs 54 N m 546 kgf cm 475 in lbs 30 N m 306 kgf cm 213 in lbs Not indicated 16 positions Rotation speed Low High 0 400 min 0 1 200 min 0 400 min 0 1 200 min 0 350 min 0 1 100 min Drill chuck Type Capacity Double sleeve 10 mm 3 8 Double sleeve 10 mm 3 8 Double sleeve 10 mm 3 8 Max torque hard actuall...

Page 13: ...in 0 400 min 0 1 400 min 0 400 min 0 1 200 min Drill chuck Type Capacity Single sleeve 10 mm 3 8 Single sleeve 13 mm 1 2 Single sleeve 10 mm 3 8 Max torque hard actually measured value Switch Type Feedback circuit Variable speed Equipped Variable speed Equipped Variable speed Equipped Electric brake Equipped Equipped Equipped Automatic spindle lock Equipped Equipped Equipped Soft grip handle Belt ...

Page 14: ...listed in the above table may vary depending on 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 Working capacity 1 Driling speed sec pc 0 0 300 50 600 100 900 150 1200 200 High speed Low speed 1500 250 DS 18DVF3 HITACHI Q B DS 18D...

Page 15: ...erator skill etc This data should be used as a comparative guide only 7 2 Model DS 14DVF3 Drilling and fastening performance comparison per charge Type of work Maker Model Working capacity 1 Driling speed sec pc 0 0 300 50 600 100 900 150 1200 200 High speed Low speed 1500 250 Low speed High speed 4 4 4 8 7 0 5 6 170 DS 14DVF3 HITACHI C DS 14DVF2 B Q 130 6 3 115 110 130 12 13 15 11 55 DS 14DVF3 HI...

Page 16: ...e any voltage increasing equipment transformer etc between the power source and the Charger If the Charger is used with voltage higher than that indicated on the unit it will not function properly 4 Conduct battery charging at an ambient temperature range of 10 ûC 40 ûC 50 ûF 104 ûF Special temperature sensitive devices are employed in the Charger to permit rapid charging Ensure that customers are...

Page 17: ... and charger to permit rapid charging Incorrect parts replacement and or wiring will cause malfunctions which could result in fire or other hazards Instruct the customer to bring these units to an authorized service center in the event repair or replacement is necessary 8 Disposal of the Storage Batteries Ensure that all customers understand that the Storage Batteries should be returned to the Hit...

Page 18: ...eries Other types of batteries may burst causing personal injury and damage Charge between 32ûF and 104ûF Rest 15 minutes between the charging of batteries Indoor use only Replace defective cord immediately 3 The following caution is listed on the Name Plate to the Model UC 18YG Charger For the U S A and Canada CAUTION ...

Page 19: ...attempting such work at high speed will not improve working efficiency 3 Do not insert a foreign object into body vent holes The body of this tool has vent holes for improving the cooling efficiency As a fan is built into the motor a foreign object inserted through a vent hole may cause a failure Please instruct customers to never insert a foreign object into the vent hole 4 Avoid Locking of the m...

Page 20: ...e amount of work possible per charge but could also result in burning of the motor 7 Securely tighten the sleeve of the keyless chuck The keyless chuck may slip during operation if the shape of the drill bit shank is cylindrical depending on the surface conditions materials etc Please instruct the customers to retighten the keyless chuck more securely if the keyless chuck slips during operation Th...

Page 21: ...using A while holding the Motor 25 25 and the Clutch Dial 4 4 4 Removal of the Drill Chuck 2 2 See Fig 2 a Turn the Motor 25 25 counterclockwise when viewed from the rear and remove it from the Rear Case 14 14 Remove the Shift Knob 35 36 from the Shift Arm 16 16 Take care not to remove the Shift Arm 16 16 from the Rear Case 14 14 in this operation b Attach the motor spacer an accessory of the spec...

Page 22: ...a screw Remove the two Machine Screws W Sp Washer M4 x 6 28 29 and take the Motor 25 25 and the Motor Spacer 24 24 apart Disconnect the Internal Wires 30 31 31 32 from the Motor 25 25 with a soldering iron then disconnect them from the DC Speed Control Switch 32 33 with a soldering iron in the same manner Fig 2 5 Disassembly of the gear unit Remove the Shift Arm 16 16 from the Rear Case 14 14 then...

Page 23: ...s positive See Fig 5 c Apply grease Hitachi Motor Grease No 29 Code No 930035 is recommended to the pinion press fitted on the Motor 25 25 shaft 2 Reassembly of the clutch unit a Mount Washer D 8 8 and the Spring 7 7 to the Front Case 9 9 See Fig 6 When mounting Washer D 8 8 into the Front Case 9 9 align the projection on the Front Case 9 9 with the notch of Washer D 8 8 Fig 5 Motor Spacer 24 24 M...

Page 24: ...register mark o on the Nut 6 6 with the register mark on the Front Case 9 9 Turn the Nut 6 6 about 1 1 2 turns clockwise so that the register mark on the Nut 6 6 is aligned with the register mark on the Front Case 9 9 Check that the Y surface of the Nut 6 6 is aligned with the Z surface of the Front Case 9 9 ...

Page 25: ...he wider recess of the Clutch Dial 4 4 is positioned at 5 when viewed from the outside Make sure that the hook of Front Case 9 9 is fitted into the hole in the Clutch Dial 4 4 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 Steel Balls D5 10 10 to Washer B 23 23 into the assembly reassem...

Page 26: ...t the Shift Arm 16 16 facing the Motor 25 25 side first install them on the unmarked side of the assembly reassembled in step b Then insert the projections on the Shift Arm 16 16 into the holes in the Rear Case 14 14 and make sure that the projections are fitted into the grooves in the Slide Ring Gear 17 17 mounted within the Rear Case 14 14 See Fig 12 d Install the Drill Chuck 2 2 Install the Dri...

Page 27: ...Projection Recess 4 Installation of the assembly reassembled in step 3 into Housing A B Set 29 30 a Install the assembly reassembled in step 3 into housing A Note that the projections on the Front Case 9 9 and the Motor Spacer 24 24 are engaged in the recesses in housing A and the projection on housing A is engaged in the groove of the Clutch Dial 4 4 See Fig 14 b Mount the Pushing Button 33 34 to...

Page 28: ...ger Please refer to the Technical Data and Service Manual for precautions in disassembly and reassembly of the Battery Charger UC 18YG e Verify proper operation of the Clutch Dial 4 4 and the Shift Knob 35 36 When the reassembly procedure up to step d is completed ensure that the number 1 through the drill mark on the Clutch Dial 4 4 are in alignment with the triangle mark on Housing A B Set 29 30...

Page 29: ...y Clutch Dial Click Spring Nut 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 14DVF3 DS 18DVF3 Hook Ass y Housing A B Set Motor DC Speed Control Switch Shift Knob ...

Page 30: ...T LIST NO G823 CORDLESS DRIVER DRILL Model DS 18DVF3 2005 4 10 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 37 38 39 40 41 42 43 505 501 502 503 504 ...

Page 31: ...GEAR B SET 3 PCS 3 20 324 492 PINION B 1 21 324 494 PLANET GEAR A SET 3 PCS 3 22 324 493 FIRST RING GEAR 1 23 324 355 WASHER B 1 24 324 495 MOTOR SPACER 1 25 324 497 MOTOR 1 26 313 687 TAPPING SCREW W FLANGE D3X16 BLACK 8 27 NAME PLATE 1 28 317 333 MACHINE SCREW W SP WASHER M4X6 2 29 324 496 HOUSING A B SET 1 30 319 759 INTERNAL WIRE BLACK 100L 1 31 324 499 INTERNAL WIRE RED 140L 1 32 324 498 DC S...

Page 32: ...NO CODE NO DESCRIPTION REMARKS NO USED ITEM NO CODE NO DESCRIPTION REMARKS NO USED DS 18DVF3 501 CHARGER MODEL UC 18YG 1 502 983 006 DRIVER BIT NO 2 65L 1 503 BIT SET 1 504 TORCHLIGHT MODEL UB 18D 1 505 324 512 CASE 1 601 322 881 BATTERY EB 1820L W ENGLISH N P 1 FOR USA CAN ...

Page 33: ... 4 ITEM NO CODE NO DESCRIPTION REMARKS NO USED 4 05 DS 18DVF3 Printed in Japan 050410N ...

Page 34: ...LIST NO G822 CORDLESS DRIVER DRILL Model DS 14DVF3 2005 4 10 E1 Hitachi Power Tools 26 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 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 501 502 505 503 504 ...

Page 35: ...ET 3 PCS 3 20 324 492 PINION B 1 21 324 494 PLANET GEAR A SET 3 PCS 3 22 324 493 FIRST RING GEAR 1 23 324 355 WASHER B 1 24 324 495 MOTOR SPACER 1 25 324 483 MOTOR 1 26 324 485 SPACER 1 27 313 687 TAPPING SCREW W FLANGE D3X16 BLACK 8 28 NAME PLATE 1 29 317 333 MACHINE SCREW W SP WASHER M4X6 2 30 324 482 HOUSING A B SET 1 31 324 484 INTERNAL WIRE BLACK 90L 1 32 324 499 INTERNAL WIRE RED 140L 1 33 3...

Page 36: ...TEM NO CODE NO DESCRIPTION REMARKS NO USED STANDARD ACCESSORIES 4 05 DS 14DVF3 501 CHARGER MODEL UC 18YG 1 502 983 006 DRIVER BIT NO 2 65L 1 503 BIT SET 1 504 TORCHLIGHT MODEL UB 18D 1 EXCEPT FOR GBR 505 324 502 CASE BLACK 1 ...

Page 37: ... 4 ITEM NO CODE NO DESCRIPTION REMARKS NO USED 4 05 DS 14DVF3 Printed in Japan 050410N ...

Page 38: ......

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