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OFFICIAL USE
For ASC
Hammer Drill
M0801B
REPAIR MANUAL

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Summary of Contents for Makita M0801B

  • Page 1 OFFICIAL USE For ASC Hammer Drill M0801B REPAIR MANUAL...
  • Page 2 13mm drill chuck 134873-0 Bit adapter assembling Drill chuck [2] LUBRICATION Apply Makita grease FA No.2 to the following portions designated with the black triangle to protect parts and product from unusual abrasion. Item No. Description Portion to lubricate...
  • Page 3 P 3/ 12 epair [3] DISASSEMBLY/ASSEMBLY [3] -1A. 13mm Drill chuck DISASSEMBLING Remove 13mm Drill chuck. Fig. 2A Fig. 2A 1R139 1. Fix 1R139 firmly with vise. secure Hex wrench 10 to 13mm Drill chuck, and then fix the machine to 1R139 by fitting the flat portion of Spindle to the groove of 1R139.
  • Page 4 P 4/ 12 epair [3] DISASSEMBLY/ASSEMBLY [3] -2. Helical gear 39, Ball bearing 6002LLB DISASSEMBLING (1) Remove Drill chuck. Fig. 2A / 2B (2) Remove Spindle section from the machine. Fig. 3 Fig. 3 1. Shift Change lever to Drill mode. 2.
  • Page 5 (1) Assemble Compression spring 16 and Ball bearing 6002LLB to Spindle. And secure them with Ring spring 13. (Refer to the lower two illustrations in Fig. 4.) Note: Apply a little amount of Makita grease FA No.2 to Drum portion of Spindle and in the inner ring of the bearing. (Refer to [2] LUBRICATION.) (2) Assemble Helical gear 39 to Spindle.
  • Page 6 P 6/ 12 epair [3] DISASSEMBLY/ASSEMBLY [3]-2. Helical Gear 39, Ball Bearing 6002LLB (cont.) ASSEMBLING (3) Mount the assembled Spindle section to the machine as drawn in Fig. 6. Fig. 6 1. Assemble the Spindle section to Cam holder complete. 2.
  • Page 7 P 7/ 12 epair [3] DISASSEMBLY/ASSEMBLY [3]-3. Cam complete, Change lever (cont.) DISASSEMBLING (4) Disassemble Cam complete from Cam holder as drawn in Fig. 8. Fig. 8 Put Cam holder complete onto 1R258, and set 2 pcs. of 1R278 to the holes of Cam holder complete. And then press 2 pcs.
  • Page 8 ASSEMBLING (2) Assemble Change lever to Cam holder complete. Fig. 10 Fig. 10 2. Apply a little amount of Makita grease 1. Assemble Plate 19 to Cam holder complete by fitting it FA No.2 to Change lever at the portion to the groove in Cam holder complete.
  • Page 9 P 9/ 12 ircuit diagram Fig. D-1 Areas where suppression of radio interference is required Color index of lead wires' sheath Black Purple Orange White Note: Insulated terminal (M3.5) Brush holder A: Change lever side Brush holder B: Switch side 18 AWG* Brush holder A 18 AWG*...
  • Page 10 P 10/ 12 iring diagram Fig. D-2 Areas where suppression of radio interference is required Wiring in Housing set (L) Setting of Brush holders Put Brush holders as drawn below so that the Lead wires can be connected to them approaching from rear side. While facing the window of Brush holder Change lever side to Housing (L) side, put it in the position...
  • Page 11 P 11/ 12 ircuit diagram Fig. D-1A Areas where suppression of radio interference is not required Color index of lead wires' sheath Black Purple Orange White Note: Brush holder A: Change lever side Insulated terminal (M3.5) Brush holder B: Switch side 18 AWG* Brush holder A 18 AWG*...
  • Page 12 P 12/ 12 iring diagram Fig. D-2A Areas where suppression of radio interference is not required Wiring in Housing set (L) Setting of Brush holders Put Brush holders as drawn below so that the Lead wires can be connected to them approaching from rear side. While facing the window of Brush holder Change lever side to Housing (L) side, put it in the position...