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Makita BDF446 Technical Information
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Makita BDF446 Technical Information

Makita BDF446 Technical Information

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Download this manual See also: Instruction Manual
T
ECHNICAL INFORMATION
Model No.
Description
C
ONCEPT AND MAIN APPLICATIONS
Model BDF446 is the upgraded version of model BDF442, featuring:
• More compact and lightweight design than BDF442
• More comfortable operation will be provided by redesigned ergonomic grip
• Compatible with the 14.4V Li-ion batteries equipped with the Battery protection circuit
designed to protect the battery from damages due to overdischarge, high temperature
or overload current
Note: This product is not compatible with 14.4V-1.3Ah battery BL1415.
This product is available in the following variations.
Model No.
Type
BDF446RF
BL1430
BDF446RFW
BDF446RFE
BL1430
(---)
BDF446RFE3
BL1430
BDF446Z
(---)
All models also include the accessories listed below in "Standard equipment".
S
pecification
Voltage: V
Capacity: Ah
Battery
Cell
Charging time (approx.):
Max output: W
High
No load speed:
min-
=rpm
Low
1
Capacity of drill chuck: mm (")
Capacity: mm (")
Torque setting
Clutch torque setting: N.m (in.lbs)
Lock torque: N.m (in.lbs)
Max. fastening
torque: N.m (in.lbs)
Electric brake
Mechanical speed control
Variable speed control
Reversing switch
LED job light
Weight according to
EPTA-Procedure 01/2003*
*2 with Battery BL1430
BDF446
Cordless Driver Drill
Battery
Battery
cover
Quantity
1
0
2
1
3
2
No
No
No
with DC18RC
min.
0 - 1,500
1.5 (1/16) - 13 (1/2)
Steel
Wood
38 (1-1/2)
16 stages + drill mode
1.0 - 5.0 (9 - 44)
45 (400)
Soft joint
30 (270)
Hard joint
44 (390)
Yes (2 speed)
1.7 (3.7)
: kg (lbs)
2
Plastic
Charger
carrying case
Makita blue
DC18RC
Yes
DC18RC
Yes
DC18RC
Yes
No
No
S
14.4
3.0
Li-ion
22
250
O
0 - 400
13 (1/2)
Yes
Yes
Yes
Yes
for ASC & Sales Shop
W
Dimensions: mm (")
Length (L)
Width (W)
Housing
Height (H)
color
white
Makita blue
Makita blue
Makita blue
tandard equipment
+ – bit 2-45 ........ 1 pc
Belt clip ............ 1 pc
Note: The standard equipment for the tool
shown above may vary by country.
ptional accessories
Fast charger DC18RC
Charger DC18SD
Charger DC24SC
Automotive Charger DC18SE
Battery BL1430
Battery BL1430A
Drill bits for wood
Drill bits for steel
Belt clip
Bit holder
OFFICIAL USE
PRODUCT
P 1/ 10
L
H
192 (7-9/16)
79 (3-1/8)
251 (9-7/8)

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Summary of Contents for Makita BDF446

  • Page 1 Description Cordless Driver Drill ONCEPT AND MAIN APPLICATIONS Model BDF446 is the upgraded version of model BDF442, featuring: • More compact and lightweight design than BDF442 • More comfortable operation will be provided by redesigned ergonomic grip • Compatible with the 14.4V Li-ion batteries equipped with the Battery protection circuit...

  • Page 2: Necessary Repairing Tools

    P 2/ 10 epair CAUTION: Repair the machine in accordance with “Instruction manual” or “Safety instructions”. [1] NECESSARY REPAIRING TOOLS Code No. Description Use for Hex Wrench 10 removing / mounting Drill chuck (Use this tool if Drill chuck cannot be removed by the method 1R359 Drill chuck removing tool described in “...
  • Page 3 P 3/ 10 epair [3] DISASSEMBLY/ASSEMBLY [3]-1. Drill Chuck (cont.) DISASSEMBLING (2) Remove Drill chuck. (Fig. 4) Fig. 4 *Note: The rotational direction is viewed from operator. 1. Grip Hex wrench 10 with Drill chuck and hold Machine. Important: Be sure to hold the grip of Machine tightly with sufficient counterclockwise* force against clockwise* recoil force of Machine.
  • Page 4 P 4/ 10 epair [3] DISASSEMBLY/ASSEMBLY [3]-1. Drill Chuck (cont.) ASSEMBLING (3) Tighten Drill chuck. (Fig. 7) Fig. 7 *Note: The rotational direction is viewed from operator 4. Open Keyless drill chuck fully, then drive M6x22 Flat head screw 1. Grip Hex wrench 10 with Drill chuck and hold Machine. by turning counterclockwise* Important: with Impact driver.
  • Page 5 P 5/ 10 epair [3] DISASSEMBLY/ASSEMBLY [3]-2. Gear assembly and Motor section (cont.) DISASSEMBLING (3) Disassemble Gear assembly and Motor section. (Fig. 9) Fig. 9 3. Unscrew nine 3x16 Tapping screws, 4. Remove the assembly of 5. Remove Speed change lever, then remove Housing (R).
  • Page 6 P 6/ 10 epair [3] DISASSEMBLY/ASSEMBLY [3]-2. Gear assembly and Motor section (cont.) ASSEMBLING (3) Put Leaf spring in place on the inside of Housing (L). (Fig. 10) Fig. 10 Housing (L) Leaf spring Be sure to put Leaf spring in place as drawn on the right.
  • Page 7 P 7/ 10 epair [3] DISASSEMBLY/ASSEMBLY [3]-2. Gear assembly and Motor section (cont.) ASSEMBLING (5) Engage the notch of Yoke unit with the projection inside of Housing (L) when mounting the assembly of Gear section and Motor section to Housing (L). (Fig. 12) Fig.
  • Page 8 P 8/ 10 epair [3] DISASSEMBLY/ASSEMBLY [3]-3. Speed change lever ASSEMBLING Assemble Speed change lever to Gear assembly. (Fig. 14) Fig. 14 2. Mount Speed change lever to 3. Set Speed change lever to either 1. Be sure to put two Gear assembly.

  • Page 9: Circuit Diagram

    P / 1 ircuit diagram Fig. D-1 Color index of lead wires' sheath Black White Yellow Brush holder job light complete FET (Field effect transistor) Line filter Line filter is not used for some countries. Switch Connector Terminal...

  • Page 10: Wiring Diagram

    P 1 / 1 iring diagram Fig. D-2 Lead wire wiring of Brush holder complete 1. Pass Lead wires of Brush holder complete 2. Assemble Receptacles to Lead wires. through Line filter if it is used. Line filter Line filter Line filter is not used Receptacle for some countries.