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ircuit diagram

iring diagram

P 14 / 15

Color index of lead wires

Black
White

Red

Orange

Brush holder

Terminal

High Low speed
change switch

FET

Left

Right

(Rear side of motor housing)

Lead holder B

Lead holder A

Rib

Lead wires from
brush holders

Pass lead wires of brush holders
through rib holding
with lead holder A and B.

Brush holder

Handle R side

Handle L side

Handle R side

Содержание MAKSTAR BJR240SF

Страница 1: ...features for easy and rapid changing recipro saw blade and for easy adjusting shoe The variations of this model are listed below w B2430 w B2417 Battery Voltage V Capacity Ah Length of Stroke Strokes per Minute spm min 1 High Low Cutting capacity mm Pipe Wood Electric brake Variable switch Speed change Net Weight Kg lbs with B2417 with B2430 32 mm 1 1 4 0 2 700 0 2 300 24 4 4 9 7 4 9 10 8 ø 90 3 1...

Страница 2: ...eration 24V Ni MH Battery with new charging system The fastest cutting speed among the cordless recipro saws See the graph in Comparison of Products at page 3 Comparison of products Model No Specifications Voltage Tool less system Length of Stroke mm 1 1 4 Strokes per Minute spm min 1 High Dimensions including battery Weight including battery Kg lbs Low High Low Suppressing the vibration Externall...

Страница 3: ...y of competitor A s model as 100 21 sec 50 100 150 200 250 100 50 100 150 200 250 100 110 120 80 Amount with 1 7Ah battery B2417 Whole amount with 3 0Ah battery B2430 Amount with 1 7Ah battery B2417 Whole amount with 3 0Ah battery B2430 Amount with 1 7Ah battery B2417 Whole amount with 3 0Ah battery B2430 120 120 110 180 210 195 with 1 7Ah battery with 1 7Ah battery with 1 7Ah battery with 2 0Ah b...

Страница 4: ...ve shoe by pulling out See Fig 3 2 Disassembling blade clamp section Remove shoe as mentioned above Pull out the blade clamp section if it stays near gear housing 1 Take off retaining ring S 18 with No 1R291 Snap ring plier 2 Take off driving sleeve shoulder pin 5 compression spring 6 pin 3 guide sleeve and driving sleeve guide from slider Apply 7g Slider Apply 12g Gear housing Apply here three bo...

Страница 5: ...oving sleeve take off push plate compression spring 2 and torsion spring 17 from slider as illustrated in Fig 6B Fig 5 Sleeve Pin 3 long Torsion spring 17 Slider Blade installing side Gear housing side Pull the sleeve to this direction Fig 6 Fig 6A Push plate Compression spring 2 Fig 6B Torsion spring 17 Compression spring 2 Push plate Sleeve Sleeve Pin 3 Pin 3 Sleeve 3 Assembling blade clamp sect...

Страница 6: ...ng through the hole of push plate as illustrated in Fig 9A 4 Remove guide sleeve and push the driving sleeve toward the gear housing side turning it clockwise Then sleeve can be brought to the locked position with pin 3 long See Fig 10 and Fig 10A Pin 3 long Sleeve Slider Fig 8 Note No need to fix sleeve by inserting pin 3 long through slider in this stage Pin 3 long Sleeve Slider Guide sleeve Gui...

Страница 7: ...ousing side from slider See Fig 12A Aligning the convex portion of driving guide with the concave portions of sleeve and driving sleeve guide assemble driving sleeve and fasten it with retaining ring S 18 See Fig 11A Torsion spring 17 Sleeve 5 2 1 7 6 Driving sleeve Retaining ring S 18 Fig 11 Fig 11A 3 Disassembling slider Pan head screws M5x18 Gear housing cover Gear housing Gasket Fig 12 Fig 12A...

Страница 8: ...g of MAKITA grease N No 1 1 Pass slider through plane bearing 14 from the blade clamp side as illustrated in Fig 14 And then pass the slider through dust seal in gear housing cover Assemble plane bearing 14 to the motor housing side of slider as illustrated in Fig 14A And fit plane bearings 14 on plates 12 x16 made of felt respectively Fig 14 Fig 14A Plane bearing 14 Motor housing side Blade clamp...

Страница 9: ... 1 Remove insulation cover and shoe 2 Unscrew 4 pcs of pan head screws M5x18 and separate gear housing cover from gear housing as illustrated in Fig 12 at page 7 3 Lock crank shaft by inserting No 1R247 Round Bar for Arbor into the elliptic hole of counter weight Unscrew hex socket head bolt M6x18 to which adhesive is applied in advance with hex wrench or impact driver See Fig 17 4 Remove crank sh...

Страница 10: ...te can be removed from gear shaft See Fig 17C Note Use impact driver for loosening countersunk head screws M5x12 because it is difficult to loosen them with hand due to the adhesive on countersunk head screws M5x12 Note Use impact driver for loosening hex socket head bolts M5x10 because it is difficult to loosen them with hand due to the adhesive on hex socket head bolts M5x10 Note Use impact driv...

Страница 11: ... head bolt M10x18 is 15 20N m Hex socket head bolt M10x18 Fig 18 Fig 19 Concave portion of bearing retainer 58 Edge of bearing setting hole of gear housing Bearing retainer 58 Countersunk head screws M5x12 Guide plate Gear housing Gear housing Crank shaft Needle bearing 708 Counter weight Ring 21 Plate Fastening torque for hex socket head bolt M6x18 is 10 15N m Note Do not fasten the parts with th...

Страница 12: ...aring Extractor Then armature can be separated from bearing retainer 58 Holding the armature body with plier remove ball bearing 627DDW with No 1R269 Bearing Extractor See Fig 20B Note Countersunk head screws M5x12 are the adhesive screws It is recommended to unscrew with an impact driver Countersunk head screws M5x12 Baffle plate Bearing retainer 58 Fig 20A Fig 20B Stop ring E 10 Ball bearing 600...

Страница 13: ... screws M4x30 Tapping screws M4x20 Handle R Switch Terminal Lock off butt Fig 21 Bumper Brush holder Brush holder cap Carbon brush Brush holder cap Carbon brush Fig 22 11 Note in assembling handle section Insert leaf spring for High Low speed change lever into the groove of handle L and insert its another end into the groove of handle R firmly See Fig 23 After assembling check whether speed change...

Страница 14: ...holder Terminal High Low speed change switch FET Left Right Rear side of motor housing Lead holder B Lead holder A Rib Lead wires from brush holders Pass lead wires of brush holders through rib holding with lead holder A and B Brush holder Handle R side Handle L side Handle L side Handle R side ...

Страница 15: ...th this lead holder Fix FET s 3 lead wires Black with this lead holder Pass lead wire Black from brush holder through the space between pin and inner wall Wiring at the Inner wall portion Inner wall Switch FET lead wires High Low speed change switch s lead wires Black and White Handle R side Handle L side At the inner wall portion set the lead wires onto handle R in the following order 1 Lead wire...

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