Makita BFL401F, BFL400F, BFL300F Disassembling/ Assembling of Clutch Case Section, Adjustment

Page 5
Fig. 14

P 5 / 13

[3] -3. Disassembling/ Assembling/ Adjustment of Angle Head Section (cont.)

Fig. 12

two flats

Angle head complete

ASSEMBLING

Fig. 13

No.1R223

No.1R341 Adjustable wrench

1) Assemble Needle bearing 1212, Thin washer 12 and Spacer to Spiral

Fig. 15

 

bevel gear 9.

protrusion

matching hole

Caution: Spacer is not reversible when assembled to Spiral bevel gear 9.

Be sure to place as illustrated in Fig. 11.

 

 

2) Press-fit Ball bearing 6900LLB to Spiral bevel gear 9 using arbor press

 

 

and 1R033. Assemble Retaining ring S-14 to Spiral bevel gear 9

 

 

to complete assembling of Spiral bevel gear 9 section.

 

 

And then insert Spiral bevel gear 9 section into Angle head complete.

 

 

3) Assemble Retaining ring R-22 to Spiral bevel gear 9.

 

 

4) Put Internal gear 50 in Angle head complete so that the protrusions on

Internal gear 50

Angle head complete

Internal gear 50 fit in the matching holes on Angle head complete.

 

 

(Fig. 15)

 

 

 

 

5)Assemble Spur gear 14 and Pin 3 (5 pcs each) to Carrier, and then Thin washer 14 and Retaining ring S-14 to complete Carrier section.

6)Insert Carrier section into Angle head complete, and apply 1.5g of Makita seal lubricant No.101 to Spur gear 14.

7)Install Flat washer 26 and Retaining ring R-32.

ADJUSTMENT

1)Fasten Angle head complete and Hex nut M36-41 to Clutch case section to the full by hand.

2)Turn Angle head complete counterclockwise to adjust to a desired angle.

3)Being very careful not to turn Angle head complete, fix it securely by turning Hex nut M36-41 clockwise with 1R223 and 1R341 to the recommended torque of 30 -50N.m.

4)Make sure that Lead wires are fixed in place with Lead wire holders as illustrated in Fig. 6.

Then, being careful not to pinch Lead wires, install Lead cover.

[3] -4. Disassembling/ Assembling of Clutch Case Section

DISASSEMBLING

*Shown in Fig. 16 are the parts of Clutch case section.

1)Remove Angle head section. (Refer to [3]-1, 3.)

2)Remove Compression spring 2 and Switch lever.

3)Clutch case, Clutch assembly and Compression spring 5 can be removed by removing four M4x22 Pan head screws.

4)Remove Retaining ring R-26 using 1R006 or the like.

5)Push out Spur gear 21, and then, after removing Flat washer 21 using slotted screwdriver or the like, push out Ball bearing 6803ZZ.

6)Remove Retaining ring S-10 using 1R004 and 1R008 or the like, then Ball bearing 6000DDW using 1R269 or the like.

Now Spur gear 21 can be replaced.

7)Remove Hex nut M36-41 by turning counterclockwise. Remove Ring 38, and now Clutch case can be replaced.

Fig. 16

 

28

 

29

30

31

32

33

34

35

 

69

70

71

 

 

 

 

 

 

28)

Clutch case

 

 

34)

Retaining ring R-26

29)

Ball bearing 6803ZZ

35)

Compression spring 5

30)

Flat washer 21

 

 

69)

P.H. Screw M4x22 (4pcs)

31)

Spur gear 21

 

 

70)

Compression spring 2

32)

Ball bearing 6000DDW

71)

Switch lever

 

 

33)

Retaining ring S-10

 

 

 

 

 

 

Image 5
Contents Standard equipment SpecificationOptional accessories Necessary Repair Tools RepairDisassembling/ Assembling of Job Light Section DISASSEMBLING/ AssemblingDisassembling/ Assembling of Bearing Retainer Disassembling/ Assembling/ Adjustment of Angle Head SectionDisassembling/ Assembling of Clutch Case Section AdjustmentDisassembling/ Assembling of Gear case Section Disassembling/ Assembling of Clutch SectionNotch Color of Lead Wires Disassembling/ Assembling of Switch SectionDisassembling/ Assembling of Switch Section Controller Rib B Switch Wiring diagram Wiring Around Controller Rib aGroove Rib D Connector Boss Controller Circuit Connector RibRib E Printed wiring board pin Stator Lead wire holder Inside wall of Housing ConnectorTape Rib F Rib GRib K Switch unit for Clutch Tab Wiring diagramRib L Connector LED circuit