![background image](http://html.mh-extra.com/html/makita/mt80a/mt80a_technical-information_1722638003.webp)
P 3/ 12
R
epair
[3] DISASSEMBLY/ASSEMBLY
[3] -1A. 13mm Drill Chuck of model MT80B
DISASSEMBLING
Remove 13mm Drill chuck as drawn in
Fig. 2A
.
Remove 10mm Drill chuck as drawn in
Fig. 2B
.
1. Fix 1R139 firmly with vise. Then attach 1R298 to
13mm Drill chuck, and then fix the machine to 1R139
by fitting the flat portion of Spindle to the groove of 1R139.
2. Attach 1R224 to 1R223 and set them to 1R298.
3. Turn 1R223 counter clockwise to remove
13mm Drill chuck from the machine.
1R139
1R298
1R224
1R223
Fig. 2A
Fig. 2B
[3] -1B. 10mm Drill Chuck of model MT80A
1R139
1R224
1R231
Bit adapter
1R223
1. Fix 1R139 firmly with vise. Then attach 1R231 and Bit adapter
to 10mm Drill chuck, and then fix the machine to 1R139
by fitting the flat portion of Spindle to the groove of 1R139.
2. Attach 1R224 to 1R223 and set them Bit adapter.
3. Turn 1R223 counter clockwise
to remove 10mm Drill chuck
from the machine.