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Makita 6412 manual

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Table of contents for the manual

  • Page 1

    Model No. Description PR ODUCT C ONCEPT AND MAIN APPLICA TIONS P 1 /12 6411, 6412, 6413, M611 Drill 10mm (3/8") T ECHNICAL INFORMA TION S pecif ication S tandard equipment O ptional accessories Dimensions: mm (") W idth (W) Height (H) Length (L) Model 234 (9-1/4) 6413 228 (9) 6411, 6412 M611 64 (2-1/2) 183 (7-1/4) Note: The standard equip[...]

  • Page 2

    P 2 /12 [2] LUBRICA TION Apply Makita grease N. No.1 to the follo wing portions designated with the black triangle to protect parts and product from unusual abrasion. [1] NECESSAR Y REP AIRING TOOLS CA UTION: Unplug the machine for safety bef ore r epair/ maintenance in accordance with the instruction manual! R epair 1R004 Removing/Installing Ring [...]

  • Page 3

    P 3 /12 [3] DISASSEMBL Y/ASSEMBL Y [3] -1. Drill Chuck R epair DISASSEMBLING 1R220 1R222 1R231 A-33750 Fig. 3 Fig. 4 1) Assemble 1R220, 1R222, 1R223 and A-33750 as illustrated in Fig. 3 . Note: Preset the fastening torque of 1R223 to 25- 30N.m (250- 300 kgf.cm). 2) Lock Spindle as you did in step 1) of DISASSEMBLING , then fix 1R231 securely in Dri[...]

  • Page 4

    P 4 /12 [3] DISASSEMBL Y/ASSEMBL Y [3] -2. Gear Section R epair 1) After disassembling Drill chuck as illustrated in Fig. 2 , separate Housing (R) from Housing (L). Remov e Gear section from Housing (L). ( Fig. 5 ) 2) Disassemble Gear section as illustrated in Figs. 6, 7, 8 . T apping scre w 4x18 (7 pcs) Gear section Housing (R) Housing (L) Fig. 5 [...]

  • Page 5

    P 5/12 [3] DISASSEMBL Y/ASSEMBL Y [3] -2. Gear Section (cont.) R epair 3) Assemble Helical gear 35 to Spindle using 1R273 and arbor press. Note: Helical gear 35 is not re versible when assembled to Spindle. The flat side of the gear must f ace tow ards Ball bearing 6902ZZ. 4) Assemble Ball bearing 606ZZ to Spindle using arbor press. Ball bearing 60[...]

  • Page 6

    P 6/12 [3] DISASSEMBL Y/ASSEMBL Y [3] -3. Motor Section (cont.) R epair Do the re verse of the disassembling steps. Note: Leaf spring is not re versible when assembled to Housing (L). The conca ve side must face to wards Ball bearing 627ZZ on Armature. ( Fig. 15 ) ASSEMBLING Leaf spring Ball bearing 627ZZ Housing (L) Fig. 15 conca ve side[...]

  • Page 7

    C ircuit diagram P 7/12 Model 6411 (without V ariable speed control and Rev erse switch) Machines Without Choke Coil and Noise Suppr essor Switch Field Po wer supply cord Color index of lead wires' sheath Black White Brush holder Fig. D-1[...]

  • Page 8

    W iring diagram P 8/12 Model 6411 (without V ariable speed control and Rev erse switch) Machines Without Choke Coil Switch Field Fig. D-2 Brush holder boss A boss B Connecting Lead wire to Brush holder 1) Brush holders are not re versible when assembled to Housing (L). T erminal insertion hole of each Brush holder must be positioned outside boss A/[...]

  • Page 9

    C ircuit diagram P 9/12 Model 6411 (without V ariable speed control and Rev erse switch) Machines With Choke Coil Fig. D-3 Color index of lead wires' sheath Black White Orange Purple *Noise suppressor [if used] Field Choke coil (with orange Lead wires) Brush holder Choke coil (with purple Lead wir es) Switch Po wer supply cord *Note: Some coun[...]

  • Page 10

    W iring diagram P 10/12 Fig. D-4 Route Lead wires between these ribs. Model 6411 (without V ariable speed control and Rev erse switch) Machines With Choke Coil Noise suppressor [if used] Important: Do not put slack portion of any Lead wire in the space surrounded by Field and Brush holders. Otherwise Lead wires will be broken by rotating Armature. [...]

  • Page 11

    C ircuit diagram P 11/12 Models 6412, 6413, M611 (with V ariable speed control and Rev erse switch) Fig. D-5 Color index of lead wires' sheath Black White Orange Blue Purple Field Brush holder **Noise suppressor [if used] Note: * Choke coil (with blue Lead wire and black Lead wire) is rev ersible when connected to Switch. ** Some countries do [...]

  • Page 12

    W iring diagram P 12/12 Fig. D-6 Models 6412, 6413, M611 (with V ariable speed control and Rev erse switch) Important: Do not put slack portion of any Lead wire in the space surrounded by Field and Brush holders. Otherwise Lead wires will be broken by rotating Armature. Note: 1) Some countries do not use Noise suppressor or Choke coils. 2) Put Chok[...]