background image

P 1

2

/

 

1

4

Black

White

Red

Orange

Blue

Purple

Gray

Terminal

COM NO

M2

S1

S2

M2

M1

Switch section

Connector

Connector

Connector

Color index of lead wires' sheath

Yellow

Line filter

(in case it is used)

Micro Switch

Reverse

switch

Controller

C

ircuit diagram

Fig. D-1

Switch

unit

LED

circuit

Buzzer

circuit

DC Motor

(Endbell)

Summary of Contents for BFT043F

Page 1: ...with Battery BL1430 Model No Description PRODUCT CONCEPT AND MAIN APPLICATIONS P 1 14 BFT043F BFT083F BFT125F Cordless Screwdrivers 14 4V These three cordless screwdrivers for fastening works in assem...

Page 2: ...ir of Clutch section consists of Item Nos Part No 619265 9 Part No 619267 5 29 23 36 39 54 BFT083F Repair 1 NECESSARY REPAIR TOOLS removing installing Ring spring 11 removing M5x10 Torx countersunk he...

Page 3: ...shaft pins for 47 47 49 49 Repair Apply the following lubricants to protect parts and product from unusual abrasion Fig 1 Apply ThreeBond 1303 or Loctite 603 Fig 1 2 LUBRICANT AND ADHESIVE APPLICATION...

Page 4: ...the groove of Spindle M N by using 1R291 Fig 2 Flat washer 11 Sleeve groove 1 Disassemble Bit holder section from Spindle M N Refer to 3 1 Bit Holder Section 2 Remove Ring 38 from Clutch case by unscr...

Page 5: ...Fig 8 7 Remove Ball bearing 6801LLB with 1R269 Fig 9 8 Remove the other Ball bearing 6801LLB together with Ring 12 by using 1R269 Fig 10 Fig 8 Fig 9 Fig 10 1 Assemble Spindle M N section by using 1R03...

Page 6: ...3 It is recommended to wholly replace Clutch section with Clutch ass y when it is broken However if you need to replace some component part s of Clutch section independently disassemble assemble Clutc...

Page 7: ...ountersunk head screw Do the reverse of the disassembling steps Note When fastening M5x10 Torx countersunk screw to Spindle do as described in Fig 19 Apply Sealing lubricant No 101 to all Steel balls...

Page 8: ...4 2 After removing Brush holder cap and Carbon brush remove Housing L from Housing R by loosening eight M3x20 Pan head screws Then remove Switch unit from Gear section Fig 20 3 Disconnect Lead wires...

Page 9: ...Be careful not to pinch your fingers between Armature and Yoke unit when removing installing Armature because Yoke unit has strong magnetic force and pulls Armature very strongly Yoke unit Lock washer...

Page 10: ...Switch unit on Gear case and connect Lead wires of Endbell complete to Switch Fig 26 4 Put the assembly of Gear section and Motor section in place on Housing R then fasten Housing L to Housing R as d...

Page 11: ...icro switch to Reverse switch by fastening the screw to the recommended torque of 0 29 0 34N m 2 Assemble F R change lever to Reverse switch by fitting the boss of Reverse switch into the concave port...

Page 12: ...COM NO M2 S1 S2 M2 M1 Switch section Connector Connector Connector Color index of lead wires sheath Yellow Line filter in case it is used Micro Switch Reverse switch Controller Circuit diagram Fig D 1...

Page 13: ...ct Controller with LED circuit LED circuit Route the following four Lead wires between the rib and the inside wall of Housing Lead wires black red of Terminal Lead wires white red of Buzzer circuit Ro...

Page 14: ...in B of Housing L 6 between the raised portion and flanged portion of Clutch case 4 inside pin C of Housing L 5 through Lead wire holder of Housing L Wire yp Switch unit Wiring on the shelf portion of...

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