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Makita BDA341 Technical Information

Summary of BDA341

  • Page 1

    Product t echnical information p 1/ 8 model no. Description c oncept and main applications s pecification bda341/ bda351 14.4v/18v cordless angle drill 10mm (3/8") battery capacity of drill chuck: mm (") capacity: mm (") electric brake variable speed control reverse switch steel wood no load speed: ...

  • Page 2

    P 2/ 8 [2] lubrication apply makita grease n. No.2 to the following portions designated with the black triangle to protect parts and product from unusual abrasion. [1] necessary repairing tools caution: remove the bit and the battery from the machine for safety before repair/ maintenance in accordan...

  • Page 3

    P 3/ 8 r epair [3] disassembly/assembly [3]-1. Keyless drill chuck disassembling correct setting of hex wrench 8 clamp the long portion of hex wrench 8 when using vise. Remove keyless drill chuck as illustrated in figs. 2 and 3. If it is difficult to remove in this way, keyless drill chuck can be re...

  • Page 4

    P 4/ 8 r epair disassembling fig. 6 fig. 7 fig. 8 fig. 9 fig. 10 [3]-2 spiral bevel gear 26 (1) remove keyless drill chuck as illustrated in figs. 2 and 3 / figs. 2a and 3a. And disassemble bearing retainer as illustrated in figs. 4 and 5. (2) disassemble spiral bevel gear 26 in the order of figs. 6...

  • Page 5

    P 5/ 8 assembling refer to figs. 11 to 13. R epair [3]-3. Spur gear 29, spiral bevel gear 9 4x45 tapping screw (4pcs.) 1r269 gear housing disassemble gear housing together with gear housing cover from motor housing by unscrewing 4x45 tapping screw. Disassemble ball bearing 696zz from the shaft of sp...

  • Page 6

    P 6/ 8 r epair [3] disassembly/assembly [3]-4. Motor section disassembling (1) disassemble gear housing and gear housing cover from motor housing by unscrewing 4x45 tapping screws. (fig. 11) (2) remove motor section from housing set (l) in the order of figs.16 and 17. (3) when removing armature from...

  • Page 7

    P 7/ 8 r epair [3] disassembly/assembly [3]-4. Motor section (cont.) assembling heat sink yoke unit brush holder armature protrusion for fitting to the notch of yoke unit notch for fitting to housing set (l) fitting the notch of yoke unit to the protrusion of housing set (l), assemble the motor sect...

  • Page 8

    P 8/ 8 c ircuit diagram white red when connecting lead wires of brush holder complete to switch, connect them as follows. * lead wire (black) to m2 terminal * lead wire (red) to m1 terminal terminal switch switch lever side led circuit fet fig. D-1 connector of led circuit connector of switch color ...