Makita BDF451Z, BDF451 User Manual

08 - 2008

BDF451 / BDF451Z

18V 1/2” DRIVER DRILL

2

4

5

9

A02

11

12

24

2

22

6

7

8

13

14

3

26

25

21

20

16

15

18

17

19

Item No Type Ref Part No Description (*See Service Change) Qt

y

)

A

Y

T

K

A

A

T

A

K

A

Y

A

A

A

A

A

A

R

A

R

2

2

3
4

4
4
4

5
6

6

7
8

8
8
8

9
11
12

12
12
12
12
12

13
14
15
16

16
16

17
18
19
20
21
22
24
25

25

26
200

1
3

1

1 INC.

2

2 INC.

1
3

1
2
3
4

1

1 INC.
1 INC.

2

2 INC.
2 INC.

1
2
3

2

2
3

188031-0 * HOUSING SET (TYPE 1-2) 1 SET
187142-8 * HOUSING SET (TYPE 3
266130-9 TAPPING SCREW BIND PT 3X16 8 PC.
125316-3 * SPEED CHANGE LEVER ASS'Y -N/L/
233438-6 * COMPRESSION SPRING 4 2 PC.
125435-5 * SPEED CHANGE LEVER ASS'
233438-6 * COMPRESSION SPRING 4 2 PC.
419250-0 F/R CHANGE LEVER 1 PC.
650573-9 * SWITCH TG553FSB-4 (TYPE 1-2) 1 PC.
650653-1 * SWITCH TG553FSB-4B (TYPE 3) 1 PC.
631692-0 LIGHT CIRCUI
643812-4 * TERMINAL, BLAC
643838-6 * TERMINAL 1 PC.
643859-8 * TERMINAL 1 PC.
644808-8 * TERMINAL 1 PC.
251468-5 - FLAT HEAD SCREW M6X22 1 PC.
253798-0 FLAT WASHER 13 1 PC.
125318-9 * GEAR ASS'Y - N/L/
418763-8 * SPEED CHANGE RING- N/L/
268088-8 * PIN 1.2 2 PC.
125433-9 * GEAR ASS'Y 1 PC.
419558-2 * SPEED CHANGE RING 1 PC.
268199-9 * PIN 1.4 1 PC.
638425-4 YOKE UNI
619165-3

RMATURE 1 PC.
638431-9 BRUSH HOLDER COMPLETE 1 PC.
194159-4 CARBON BRUSH CB-436 2PC/SET, W/O ORIGIN 1 PC.
194427-5 CARBON BRUSH CB-440 2PC/SET, W/O ORIGIN 1 SET
195021-6 CARBON BRUSH CB-440 2PC/SET, W/ ORIGIN 1 SET
263032-0 RUBBER PIN 4 2 PC.
419642-3 REAR COVER 1 PC.
266130-9 TAPPING SCREW BIND PT 3X16 2 PC.
911006-2 PAN HEAD SCREW M3X8 1 PC.
689145-3 HEATSIN
232220-0 LEAF SPRING 2 PC.
266045-0 TAPPING SCREW 4X20 4 PC.
324705-1 * HOOK F/ BL1430, BL1830 1 PC.
346449-3 * HOOK F/ BL1430, BL1830 1 PC.
251314-2 + SCREW M4X12 (F/HOOK) 1 PC.

652045-0

(+) PAN HEAD SCREW M3.5X5(F/SWITCH) 2 PC.

Unit

1 SET

1 PC.

1 PC.

1 PC.
1 PC.

1 PC.
1 PC.

1 PC.

1 PC.

ACCESSPROES

01

01
01
01
01

02
03

03

1
2

INC.
INC.
INC.
INC.

- See catalogue or visit www.makita.ca for more optional accessories -

122749-3 GRIP ASS'
154835-2 GRIP36 COMPLETE 1 PC.
266349-0 SQUARE BOLT M8X50 1 PC.
345463-6 GRIP SPRING 60 1 PC.
418768-8 GRIP BASE 1 PC.
763191-5 1/2" KEYLESS DRILL CHUCK 1 PC.
419276-2 BIT HOLDE
452947-8 BIT HOLDE

1 PC.

1 PC.
1 PC.

2 MODEL BDF451, BDF451Z (Updated:12/13/2013)

Item No Type Ref Part No Description (*See Service Change) Qt

y

A

A

A

A

A

A

A

A

A

A

A

A

A

A

A

A

)

A

A

A

A

A

A

)

A

A

A

A

A

A

R

A

04

04

1
2

DC18R

CHARGER DC18R

1 PC.

DC18RC CHARGER DC18RC 1 PC.

04 DC18SD CHARGER DC18SD 1 PC.
04 DC18SE 12V AUTOMOTIVE CHARGER DC18SE 1 PC.
04 DC24SC CHARGER F/7.2-24V, 1.3-3.3AH BATTERY 1 PC.
04 DC18RAKIT CHARGER & BATTERY KIT (DC18RA+BL1830) 1 SET

05

194205-3 18V LI-ION BATTERY BL1830 2 PC.

05 194230-4 18V LI-ION BATTERY BL1830(3.0AH) 2/PK 1 SET
05 194288-3 18V LI-ION BATTERY BL1830(3.0AH) 10/PK 1 SET

06
07

07
07
07
07
07
07
07
07
07
07
07
07

07

07

Opt.1
Opt.2

08 450128-8 BATTERY COVE

1

1 INC.
1 INC.
1 INC.
1 INC.
1 INC.

2

2 INC.
2 INC.
2 INC.
2 INC.
2 INC.

INC.

784637-8 +- BIT 2-45 2 PC.
824754-3 PLASTIC CARRYING CASE (W/O SPONGE) 1 PC.
419216-0 HANDLE 1 PC.
417724-5 LATCH 2 PC.
419268-1A PLASTIC CASE LID, TAB TYPE (HOOK TYPE - N/L/A

1 PC.
419269-9 PLATE 5 PC.
324667-3 SHAFT 1 PC.
140354-4 PLASTIC CARRYING CASE (W/SPONGE) 1 PC.
419216-0 HANDLE 1 PC.
417724-5 LATCH 2 PC.
419268-1A PLASTIC CASE LID, TAB TYPE (HOOK TYPE - N/L/A

1 PC.
419269-9 PLATE 5 PC.
324667-3 SHAFT 1 PC.
163455-1 METAL LATCH 2 PC.
824812-5 PLACTIC CARRYING CASE (BLOW MOLD) 1 PC.
142146-7 PLACTIC CARRYING CASE (BLOW MOLD) 1 PC.

1 PC.

09 194649-7 BATTERY PROTECTOR (F/ BL1430, BL1830) 1 PC.

Unit

3 MODEL BDF451, BDF451Z (Updated:12/13/2013)

SERVICE CHANGES

1. Changes on Speed Change Lever Assy and Gear Assy
Item No. Description Type 1 Type 2

4 Speed Change Lever Assy
12 Gear Assy
Above parts are completely interchangeable as a set.

2. Changes on Switch, Terminal, and Housing Set (Battery Protection Circuit)

Item No. Description Type 1 Type 2 Type 3 Type 3

2 HOUSING SET
6 SWITCH
8 TERMINAL
Above parts are completely interchangeable as a set.

Service Note:

125316-3 125435-5
125318-9 125433-9

(T/I# 84907) (T/I# 91055) (T/I# A0105)

188031-0
650573-9

643812-4 643838-6 643859-8 644808-8

187142-8
650653-1

• Use new parts for repair of the model manufactured on or after May 2011
with using Yellow lead wire between Switch and Terminal.

• Use current parts for repair of the model manufactured before May 2011
without using Yellow lead wire between Switch and Terminal.

* See Technical Information No. 91094 for Wiring changes.

3. Changes on Hook (T/I# 98407)
Item No.

25 HOOK 324705-1 346449-3
Width has been changed wide size to narrow size

Description

Type 2 Type 3

Service Changes - Model BDF451, BDF451Z (Updated: 12/13/2013)