P 7/ 25
Repair
[3] DISASSEMBLY/ASSEMBLY
[3]-1B. Holder section for BHR243 (cont.)
ASSEMBLING | Fig. 14 | ||
(1) | Assemble Torsion spring 31 to Tool holder as follows: | Torsion spring 31 | |
short arm | |||
| • Set two Steel balls 6 on the holes of Tool holder. | ||
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| • Insert the short arm of Torsion spring 31 into the hole of Tool holder. | Tool holder | |
Note: Apply Makita grease No. RB No. 00 to two Steel balls 6 to prevent | |||
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| them from falling. (Fig. 14) |
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(2) | Assemble Change ring to Change cover. (Fig. 15) | long arm | |
(3) | Assemble Tool holder to Change cover. (Fig. 16) | Steel ball 6 (2pcs.) | |
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Fig. 15 |
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| Fig. 16 |
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| Insert the long arm of |
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| Torsion spring 31 into | Tool holder |
Note: | [Section | a - a'] | the hole of Change cover |
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through the hole of | long arm of | |||
Face the chamfered end |
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| Change ring. | Torsion spring 31 |
of the hole upward. |
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| Change cover |
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Align the hole of | a |
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| Change ring |
Change ring with | a' |
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| 75° |
that of Change cover. |
| Change ring | By turning Tool holder |
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| approx. 75° clockwise, |
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| Tool holder can be fastened | |
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| to Change cover. |
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| Change cover |
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(4)Put Steel ball 5.0 in the groove surrounded by Change cover and Tool holder. (left in Fig. 17)
(5)Set Leaf spring and Flat washer 24 in change cover, then secure them with Ring spring 21. (right in Fig. 17)
(6)As for Cap 35 side, assemble the components by reversing disassembly procedure. Refer to the previous page.
Fig. 17
Steel ball 5.0 | Ring spring 21 |
Change cover | Flat washer 24 |
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Tool holder | Leaf spring |
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