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R
epair
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< 5 > Assembling change lever
1. Apply grease to the pin of change lever and O ring 17 referring to < 1 > Lubrication at page 5.
2. Assemble compression spring 3 and lock button to change lever. And temporarily assemble cap to the position
illustrated in Fig. 3 in order to stop springing off of lock button. Do not forget to assemble O ring 17. See Fig. 3.
3. Insert the change lever in which compression spring 3 and lock button have been temporarily fixed with cap, into
the assembling hole of gear housing. See Fig. 3A. The change lever can not be inserted completely in this stage.
4. Pressing the change lever, turn it in the direction of drill mode. Then, it can be inserted completely
in any position of area B. See Fig. 3B.
5. Turn the change lever to the area C. See Fig. 3B. And assemble cap completely to the original position
of change lever, by pressing to gear housing side.
< 4 > Disassembling change lever
1. Separate cap from change lever. See Fig. 1.
2. Fully turn change lever in the direction of drill mode. Then, change lever can be pulled out from gear housing.
See Fig. 2A and Fig. 2B
Cap
Gear housing
Cap
Gear housing
Gear housing
Lock button
Compression spring 3
Fig. 2
Fig. 2A
Fig. 2B
Fig. 2C
Change lever
O ring 17
< Note >
Be careful, not to lose lock button and compression spring 3.
They can easily spring off. See Fig. 2C.
Cap
Change lever
Change lever
Change lever
Compression spring 3
Lock button
Cap assembled
temporarily
Cap assembled
completely by
pressing.
Lock button
Lock button
Compression
spring 3
Fig. 3
Fig. 3A
Fig. 3B
O ring 17
A
Insert the change lever
within the area A.
B
If the change lever can not be inserted completely
in any position of area B, pressing lock button, turn it to the direction
of drill mode again in order to insert completely in any position of area B.
C
Compression
spring 3