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Warning: Always be sure to disconnect battery cartridge from the machine before starting repair.
    Note: See the instruction manual for safety instructions, safety rules and operating instructions.

-- Contents --

[1] Necessary Repair Tools ..................................................................................... III - 1
[2] Grease and Adhesive ......................................................................................... III - 1
[3] Disassembling/ Assembling .............................................................................. III - 2
    [3] -1. Disassembling/ Assembling of Job Light Section ................................... III - 2, 3
    [3] -2. Disassembling/ Assembling of Bearing Retainer .................................... III - 3
    [3] -3. Disassembling/ Assembling/ Adjustment of Angle Head Section ........... III - 3, 4
    [3] -4. Disassembling/ Assembling of Clutch Case Section ............................... III - 4, 5
    [3] -5. Disassembling/ Assembling of Clutch Section ........................................ III - 5
    [3] -6. Disassembling/ Assembling of Gear Case Section .................................. III - 5 -7
    [3] -7. Disassembling/ Assembling of Switch Section ........................................ III - 7, 8

[1] NECESSARY REPAIR TOOLS

(Code No.)           (Tool Name)
  1R004      Retaining Ring Pliers ST-2
  1R005      Retaining Ring Pliers RT-2N
  1R006      Retaining Ring Pliers RT-2E
  1R008      Tips for Retaining Ring Pliers
  1R033      Bearing setting Plate 10.2
  1R219      Torque Wrench Shaft 7-23N.m
  1R220      Ratchet Head 9.5
  1R222      Socket Adapter

(Code No.)            (Tool Name)
  1R223            Torque Wrench Shaft 20-90N.m
  1R269            Bearing Extractor
  1R291            Retaining Ring S and R Pliers
  1R341            Spanner Head
  134844-7        Socket 27-50 Ass'y
  134848-9        Socket 27-50 Ass'y
  765025-8        Torque Adjust Tool

[2] LUBRICATION AND ADHESIVE

See the parts breakdown below.
Apply 2.0g of Makita Grease N. No.2 to the portions designated with the mark of         . 
Apply Makita seal lubricant to the portions designated with the mark of         .
Apply Loc-Tite 603 to the portions designated with the mark of         .

The portions to lubricate with Makita Grease N No.2
48. Three gear shafts of Carrier Complete (A)
51. Spur Gear 13 (3 pcs)
52. Spur Gear 20 Complete
53. Spur Gear 15 (3 pcs)

The portions to lubricate with Makita
Seal Lubricant No. 101
10. Gear room of Angle Head Complete
21. Pin 3 (5 pcs)
22. Teeth of Spur Gear 14
31. Hole on Spur Gear 21
39. Threads on Spindle
40. Steel Ball 5.0 (3 pcs)
43. Steel Ball 4 (3 pcs)
45. steel ball 3 (13 pcs)
63. O Ring 15

The portions to apply Loc-Tite 603
36. Threaded portion of Bearing Retainer 15-26

10

22

21

31

63

64

39 40

43

45

48

51

52

53

Fig. 1

R

epair

Содержание BFL300F

Страница 1: ...harger BFL300F Dimensions mm Model No Length L Height H Width W BFL400F BFL401F 506 20 510 20 1 16 104 4 1 8 73 2 7 8 104 4 1 8 73 2 7 8 Center height CH Head height HH 16 5 8 31 5 1 1 4 18 11 16 34 1...

Страница 2: ...19 Torque Wrench Shaft 7 23N m 1R220 Ratchet Head 9 5 1R222 Socket Adapter Code No Tool Name 1R223 Torque Wrench Shaft 20 90N m 1R269 Bearing Extractor 1R291 Retaining Ring S and R Pliers 1R341 Spanne...

Страница 3: ...ircuit on Light cover R At this time put the sag of Lead wires in place as illustrated to right in Fig 6 2 Push the tab on Light cover into the cut in Housing before fastening screws And then fasten S...

Страница 4: ...mping Bearing retainer be very careful not to deform it by overtightening 3 Remove Angle head complete by turning counterclockwise 4 Remove Retaining ring R 32 using 1R006 or the like then Flat washer...

Страница 5: ...se 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 F...

Страница 6: ...section from Motor control unit by lifting up them then turning Motor bracket counterclockwise Fig 19 6 Pull off Motor bracket from Rotor and then pull off Rotor from Motor control unit 7 Remove Lock...

Страница 7: ...Housing R so that the lead wires of Motor control unit and the Switch unit installation portion on Gear case face the side of the LED Trigger switch line Fig 22 When assembling fit the boss on Housing...

Страница 8: ...rts can also be replaced F R Change lever Leaf spring Switch lever A Compression spring A Although Switch section can be disassembled you can also use Switch assembly to entirely replace Switch sectio...

Страница 9: ...mpression spring 4 on Switch lever A Put F R Change lever Switch lever and Switch unit for rotation reverse in place At this time fit the protrusion on F R Change lever in Switch lever A Fig 27 Then w...

Страница 10: ...ain switch Switch unit B for rotation reverse Switch unit A for Trigger Switch unit C for clutch LED circuit for job light LED PWB for display Buzzer circuit Color index of lead wires sheath Black Whi...

Страница 11: ...Controller to Buzzer between the ribs on Controller Place Connectors and the sag of lead wires in the space between ribs A B C and pins rib D boss Controller Route the lead wires orange white blue fr...

Страница 12: ...D circuit wires to switch unit for Clutch At this time place the lead wires so that the tape is positioned beside Printed wiring board pin rib G rib F rib E Connector Stator Route the six lead wires o...

Страница 13: ...Make the lead wires so that they cannot be pulled to disconnect LED circuit from Controller when Switch cover is installed 3 Wiring the Lead Wires from LED Circuit on Lead Holder Connector Switch unit...

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