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8-4. Internal Wire Arrangement and Wiring Work
A. Internal wire arrangement
Fig. 8 Schematic diagram
Insert earth terminal betweenstator core and housing
White(Stator)
Brown(Carbon brush)
Blue(Carbon brush)
Gray(Stator)
Yellow(Stator)
Noise suppressor
Page 1: ...POWER TOOLS TECHNICAL DATA AND SERVICE MANUAL SCREW DRIVER W 6VB2 W 8VB SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT LIST Nos W 6VB2 0780 W 8VB 0781 Jul 1999 W MODEL W 6VB2 W 8VB ...
Page 2: ...company name s and model name s of our competitor s The symbol s utilized here is are as follows Model W 6VB2 Symbols Utilized Competitors Company Name Model Name MAKITA 6802BV B BOSCH GSR6 20TE 1423VSR C P DeWALT DW266 Model W 8VB Symbol Utilized Competitor Company Name Model Name DeWALT DW265 P ...
Page 3: ...ROMOTION 6 7 1 Handling Instructions 6 7 2 Caution Plates 6 7 3 Screw Driving Depth Adjustment 6 7 4 Self Drilling Screws 7 7 5 Dry Wall Screws 7 7 6 Variable Speed Switch 8 8 PRECAUTIONS IN DISASSEMBLY AND REASSEMBLY 8 8 1 Disassembly 8 8 2 Reassembly 9 8 3 Wiring Diagrams 10 8 4 Internal Wire Arrangement and Wiring Work 11 8 5 Insulation Tests 13 8 6 No load Current Values 13 9 STANDARD REPAIR T...
Page 4: ...stallation of galvanized iron sheet or corrugated sheet roofing Plate assembly Assembly and mounting of advertising billboards Assembly of metal frames for vinyl greenhouses Assembly and installation of automobile stamped sections Various other interior exterior construction and plate assembly jobs Drywall screws Fastening metal studs and drywall Interior construction Installation of ceilings pane...
Page 5: ... commutator motor 6 4 A 115 V Other areas 2 9 A 220 V 5 9 A 110 V 2 8 A 230 V 2 7 A 240 V 640 W Other areas 600 W No load speed Full load speed 0 2 600 min 0 1 700 min 0 2 000 min 0 1 200 min Housing Handle cover Inner cover and Gear cover Polyamide resin Enclosure Handle Variable switch with reversing switch Pistol grip handle Weight Net 1 4 kg 3 1 Ibs without cord Gross 1 9 kg 4 2 Ibs Packaging ...
Page 6: ...H 9 53 mm H 10 mm H 10 mm H 1 4 H 5 16 H 3 8 Screw head 2 For other screws Bit type Bit holder Sub stopper No 1 No 2 No 3 No 1 No 2 No 1 No 2 No 3 No 1 No 2 B size 4 mm 5 mm B Magnetic bit holder Short type Magnetic bit holder Non magnetic bit bolder Sub stopper A Sub stopper C 3 Hook 4 Plastic case Optional accessories are subject to change without notice ...
Page 7: ... 50 680 600 115 6 4 0 2600 79 640 285 2 5 1 4 520 520 115 5 0 81 0 2600 550 290 1 7 2 5 2 5 1 7 1 9 1 6 2 4 265 305 300 485 560 540 80 82 82 0 2600 0 2500 0 2000 115 4 8 120 5 5 120 6 5 510 600 6 2 W 8VB Maker Model Capacity Self drilling screw Dry wall screw Wood screw mm mm mm W Power input U S A Other Areas Voltage Full load current No load rotation No load noise level Max output Overall length...
Page 8: ...eel plate T3 2 1 8 Teks screw 6 dia x 25L 15 64 x 1 Mild steel plate T5 13 64 Wood screw 5 8 dia x 38L 7 32 x 1 1 2 Wood Lauan Power source HITACHI 230 V 50 Hz 120 V 60 Hz 230 V 50 Hz 120 V 60 Hz 120 V 60 Hz 120 V 60 Hz 230 V 50 Hz 230 V 50 Hz 230 V 50 Hz Table 1 W 8VB Tightening condition Teks screw 5 dia x 25L 13 64 x 1 Mild steel plate T3 2 1 8 120 V 60 Hz W 8VB Mean tightening time sec P 3 90 ...
Page 9: ...use of the tool by the customer Salespersons must be thoroughly familiar with the contents of the Handling Instructions to be able to offer appropriate guidance to the customer during sales promotion 7 2 Caution Plates The following basic safety precautions are listed on the Name Plate attached to the main body of each tool However these precautions are not listed for European countries For Asia a...
Page 10: ...mension A in Fig 3 can be adjusted within a maximum dimension of 1 5 mm 0 059 One complete rotation of the lock sleeve is divided into ten settings each setting permitting an adjustment of 0 15 mm 0 006 Accordingly if dimension B in Fig 1 is 0 3 mm 0 012 rotate the lock sleeve by two settings 7 4 Self Drilling Screws Self drilling screws are most suitable for joining wooden and metal materials mou...
Page 11: ...assembly diagram 8 1 Disassembly A Disassembly of the parts within the handle 1 Removal of the Handle Cover Loosen the three Tapping Screws D4 x 20 31 and remove the Handle Cover 29 2 Removal of the Carbon Brushes With a small flat blade screwdriver lift up on the Brush Holder 36 and pull it out slightly Next pull out the terminal portion which connects the two Carbon Brushes 35 and the lead wires...
Page 12: ...gle unit 8 2 Reassembly Reassembly can be accomplished by following the disassembly procedures in reverse However special attention should be given to the following items 1 Lubrication Grease Hitachi Motor Grease Code No 930035 Application a Fill a moderate amount of grease in the Gear Cover Ass y 10 If the Gear Cover Ass y is new fill it with 7 g of grease b Outer circumference and clutch of the ...
Page 13: ...tor Reversing switch Noise suppressor Blue Brown Red Yellow Capacitor Stator Power source 1 M1 C1 2 4 1 3 Ar Choke coil 2 M2 C2 2 Products without noise suppressor Fig 7 Stator Stator White Gray Yellow Red Variable switch Reversing switch Power source Blue Brown Ar Choke coil Choke coil M1 1 2 M2 2 4 1 3 ...
Page 14: ...iring Work A Internal wire arrangement Fig 8 Schematic diagram Insert earth terminal between stator core and housing White Stator Brown Carbon brush Blue Carbon brush Gray Stator Blue Carbon brush White Stator Yellow Stator Noise suppressor ...
Page 15: ...tch Insert the lead wire red coming from the stator into the terminal 1 of the reversing switch and the lead wire gray into the terminal 2 as shown in Fig 9 Insert the lead wire brown coming from the carbon brush into the terminal 3 and the lead wire blue into the terminal 4 After insertion pull each lead wire slightly to check that the lead wires do not come off To disconnect the lead wires inser...
Page 16: ...at blade screwdriver into the slots near the terminals and pull out the lead wires Cord Cord White Fig 10 Wiring of speed control switch Yellow Noise suppressor White White Noise suppressor Stator Stator 8 5 Insulation Tests On completion of reassembly after repair measure the insulation resistance and conduct the dielectric strength test Insulation resistance 7 M Ω or more with DC 500 V Megohm Te...
Page 17: ...ord Carbon Brush x 2 Sub Stopper B Locator A Lock Sleeve A O Ring S 28 Fringer A O Ring F Armature Ball Bearing 608VV x 2 Inner Cover Ass y Housing Handle Cover Set Stator General Assembly W 8VB Spring Gear Ass y Gear Shaft Ball Bearing 608VV x 2 Second Pinion Ass y First Gear Gear Cover Ass y Set Ring Socket B Ass y Steel Ball D3 175 ...
Page 18: ... 15 Assembly Diagram for W 6VB2 ...
Page 19: ... SHAFT 1 17 608 VVM BALL BEARING 608VVMC2EPS2L 1 18 987 641 WASHER A 1 19 608 VVM BALL BEARING 608VVMC2EPS2L 1 20 317 770 SECOND PINION ASS Y 1 INCLUD 21 21 317 772 FIRST GEAR 1 22 317 663 WASHER 1 23 317 660 INNER COVER ASS Y 1 INCLUD 17 18 24 608 VVM BALL BEARING 608VVMC2EPS2L 2 25 360 492C ARMATURE 110V 1 25 360 492U ARMATURE ASS Y 115V 1 INCLUD 24 25 360 492E ARMATURE 220V 230V 1 25 360 492F A...
Page 20: ...UPPRESSOR 1 EXCEPT FOR USA 44 305 812 TAPPING SCREW W FLANGE D4X16 BLACK 2 45 937 631 CORD CLIP 1 46 953 327 CORD ARMOR D8 8 1 47 981 373 TUBE D 2 FOR CORD 48 500 409Z CORD 1 CORD ARMOR D8 8 48 500 439Z CORD 1 CORD ARMOR D8 8 FOR AUS 48 500 436Z CORD 1 CORD ARMOR D8 8 FOR GBR 230V 48 971 675Z CORD 1 CORD ARMOR D8 8 FOR GBR 110V 48 500 240Z CORD 1 CORD ARMOR D8 8 FOR USA 48 500 456Z CORD 1 CORD ARM...
Page 21: ...AGNETIC HEX SOCKET 10MM 65L 1 606 982 563Z NON MAGNETIC BIT HOLDER 1 607 982 554Z MAGNETIC BIT HOLDER 75L 1 608 985 333 DRIVER BIT NO 1 25L 1 609 971 512Z DRIVER BIT A NO 3 25L 1 610 985 334 DRIVER BIT NO 1 25L W STEPPED ROD 1 611 985 335 DRIVER BIT NO 2 25L W STEPPED ROD 1 612 985 336 DRIVER BIT 4MMX25 1 613 985 337 DRIVER BIT 5MMX25 1 614 985 338 DRIVER BIT 6MMX25 1 615 985 339 DRIVER BIT 8MMX25...
Page 22: ... 19 Assembly Diagram for W 8VB ...
Page 23: ... 307 340 GEAR SHAFT 1 17 608 VVM BALL BEARING 608VVMC2EPS2L 1 18 987 641 WASHER A 1 19 608 VVM BALL BEARING 608VVMC2EPS2L 1 20 317 887 SECOND PINION ASS Y 1 INCLUD 21 21 317 772 FIRST GEAR 1 22 317 663 WASHER 1 23 317 660 INNER COVER ASS Y 1 INCLUD 17 18 24 608 VVM BALL BEARING 608VVMC2EPS2L 2 25 360 492U ARMATURE ASS Y 115V 1 INCLUD 24 25 360 492E ARMATURE 220V 230V 1 25 360 492F ARMATURE 240V 1 ...
Page 24: ...OR 1 EXCEPT FOR USA 43 994 273 NOISE SUPPRESSOR 1 EXCEPT FOR USA 44 305 812 TAPPING SCREW W FLANGE D4X16 BLACK 2 45 937 631 CORD CLIP 1 46 953 327 CORD ARMOR D8 8 1 47 981 373 TUBE D 2 FOR CORD 48 500 409Z CORD 1 CORD ARMOR D8 8 48 500 439Z CORD 1 CORD ARMOR D8 8 FOR AUS 48 500 240Z CORD 1 CORD ARMOR D8 8 FOR USA 48 500 456Z CORD 1 CORD ARMOR D8 8 FOR CHN ALTERNATIVE PARTS 2 99 ...
Page 25: ...EPPED ROD 1 614 985 335 DRIVER BIT NO 2 25L W STEPPED ROD 1 615 985 336 DRIVER BIT 4MMX25 1 616 985 337 DRIVER BIT 5MMX25 1 617 985 338 DRIVER BIT 6MMX25 1 618 985 339 DRIVER BIT 8MMX25 1 619 985 340 DRIVER BIT 4MMX25 W STEPPED ROD 1 620 985 341 DRIVER BIT 5MMX25 W STEPPED ROD 1 621 985 342 HEX BIT 4MMX25L 1 622 985 343 HEX BIT 5MMX25L 1 623 985 344 HEX BIT 6MMX25L 1 624 310 904 CASE 1 ALTERNATIVE...
