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CAUTION: Repair the machine in accordance with “Instruction  manual” or “Safety instructions”.

[1] NECESSARY REPAIRING TOOLS

[2] LUBRICATIONS

[3] DISASSEMBLY/ASSEMBLY

[3]-1. Drill chuck

Code No.

1R359

Description

Use for 

Hex wrench 10

Removing / Assembling drill chuck

Drill chuck removing tool

Removing Drill chuck

(Use this tool if Drill chuck cannot be removed by the method

  described in  “ [3]-1. Drill chuck disassembling”.)

DISASSEMBLING

Lubrications are not required as Gear section is replaced as a factory-lubricated gear unit.

(1) Set Machine and Repairing tools. (

Figs. 1

2

3

)

CORRECT

WRONG

Fig. 3

Fig. 1

Fig. 2

Note:

Use Impact driver to unscrew 

M6 x 22 Flat head screw if it 

could not be removed manually.

Open Keyless drill chuck fully and 

remove M6 x 22 Flat head screw 

by turning it 

clockwise

M6 x 22 Flat head screw

F/R Change lever 

Set Speed change lever 

to 

Low speed mode

indicated by "1". 

Set Change ring 

to 

Drill mode

Speed change lever

Change ring

Set F/R Change lever to

Reverse (counterclockwise)

rotation. 

Attach battery. 

Setting of Hex wrench 10

Vise

Grip flat surfaces 

of Hex wrench 10.

Hex wrench 10

Hex wrench 10,

viewed from side [A]

Vise

Grip the long end.

[A]

Do not grip edges of

Hex wrench.

Do not grip

the short end.

Содержание BDF456

Страница 1: ...age drill mode Clutch torque setting N m in lbs 1 0 5 0 9 44 54 480 36 320 50 440 0 1 500 0 400 1 5 1 16 13 1 2 300 Model BDF456 is the upgraded version of model BDF452 featuring More compact and ligh...

Страница 2: ...icated gear unit 1 Set Machine and Repairing tools Figs 1 2 3 CORRECT WRONG Fig 3 Fig 1 Fig 2 Note Use Impact driver to unscrew M6 x 22 Flat head screw if it could not be removed manually Open Keyless...

Страница 3: ...ckwise and consequently Drill chuck is removed from spindle Hex wrench 10 Fig 4 ASSEMBLING Fig 5 Fig 6 end of the threaded portion of Spindle Drill chuck 1 Set the machine Figs 5 6 2 Set Hex wrench 10...

Страница 4: ...2 Then remove Rear cover and disconnect Carbon brushes from Armature s Commutator before dismantling Housing set Fig 8 Counterclockwise recoil force of Machine Note The rotational direction is viewed...

Страница 5: ...screws then remove Housing R 4 Remove the assembly of Motor section and Gear section Housing R 5 Remove Speed change lever then separate Gear assembly from Motor section 6 Remove Armature along with Y...

Страница 6: ...hange lever to Gear assembly Refer to Fig 14 notch Be sure to put Leaf spring in place as drawn on the right Notch must be located on Armature drive end as above Wrong Correct Note Be careful when ins...

Страница 7: ...Housing L so as to assemble Housing R to Housing L smoothly and exactly Fig 13 Fig 12 Fig 13 ASSEMBLING projection for fitting to the notch Engage the notch of Yoke unit with the projection inside of...

Страница 8: ...put two Compression springs on the back of Speed change lever hook 2 Mount Speed change lever to Gear assembly Note Be sure to fit the hook of Gear assembly in Speed change lever Gear assembly Low sp...

Страница 9: ...P 9 10 Fig D 1 White Color index of lead wires sheath Black Red Yellow Brush holder complete Switch Terminal Connector FET Field effect transistor LED job light Line filter Line filter is not used for...

Страница 10: ...olders Place Line filter here if it is used Line filter 2 Assemble Receptacles to Lead wires 1 Pass Lead wires of Brush holder complete through Line filter if it is used Receptacle Line filter Line fi...

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