P 2/17
Repair
CAUTION: Remove the bits from the machine for safety before repair/maintenance in accordance with the instruction manual!
[1] NECESSARY REPAIRING TOOLS
Code No. | Description | Use for |
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1R003 | Retaining ring pliers | Removing/mounting Ring spring |
1R022 | Bearing plate | Stabilizing Bearing box when removing Ball bearing 6002LLU |
1R023 | Pipe ring | Stabilizing Crank housing complete when removing Armature |
1R029 | Bearing setting pipe | Removing Oil seal 15 and Ball bearing 6002LLU from Bearing box |
1R212 | Tip for retaining ring pliers | Removing/mounting Ring spring (for modular use with 1R003) |
1R225 | Bearing extractor | Removing Armature and Ball bearing 6001DDW from Crank housing comp. |
1R228 | 1/4" Hex shank bit for M4 | Removing M4x25 Hex socket head bolt from Crank housing cover |
1R229 | 1/4" Hex shank bit for M5 | Removing M5x25 Hex socket head bolt from Barrel |
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1R258 | V Block | Stabilizing Bearing box when removing Helical gear 36 |
1R288 | Screwdriver magnetizer | Magnetizing Screwdriver when removing Steel balls and Pins |
[2] LUBRICATION
Apply the following lubricants to protect parts and product from unusual abrasion: *Makita grease N.No.1 to the portions designated with black triangle
*Makita grease R.No.00 to the portions designated with gray triangle *Makita grease N.No.2 to the portions designated with white triangle
Item No. | Description |
| Portion to lubricate |
| Lubricant | Amount | |||
7 | Steel ball 4.8 (3 pcs) | Whole portion |
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| Makita grease | a little | ||
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23 | Steel Ball 7.0 (2 pcs) | Whole portion |
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| N.No.2 | |||
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27 | O Ring 12 |
| Whole portion |
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| a little | |
30 | Cylinder |
| Inside surface that Piston and Striker contacts |
| 3g | ||||
32 | Ring 29 |
| Inside periphery that contacts 30 Cylinder | Makita grease |
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37 | O Ring 18 on Striker | Whole portion |
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| R.No.00 | a little | |||||
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38 | O Ring 18 on Piston | Whole portion |
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39 | Pin 7 |
| Cylindrical surface that contacts Connecting rod |
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61 | Crank housing complete | Crank room |
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| 17g | ||
58 59 | Flat washer 22 | Whole portion for smooth rotation |
| a little | |||||
of Helical gear 36 |
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| Makita grease | ||||||
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| Gear portion for smooth rotation |
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68 | Armature |
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| N.No.1 | 4g | ||||
| of Helical gear 36 |
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Fig. 1 |
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| Bearing box |
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| Crank shaft |
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| 58 |
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| 59 |
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| Helical gear 36 | |
| 23 | 7 | 27 | 37 | 30 | 32 | 39 | 61 |
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| 38 |
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Tool holder |
| Striker |
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| Piston |
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Ring 25 | Impact bolt |
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Compression spring 32 |
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| 23 |
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| Connecting rod |
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| 68 |
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