![background image](http://html2.mh-extra.com/html/makita/hp331d/hp331d_repair-manual_4295168013.webp)
October 2015
6. Fit the concave portion of F/R change lever (6) to the
projection of Switch (7).
Figure 17
2.2.3.
BIT INSTALLATION PORTION OF GEAR ASS'Y
2.2.3.1.
DISASSEMBLING
1. Remove Ring spring 10 while checking the following
points.
A)
Press the top of Bit sleeve with thumb so as not to
pop out Compression spring 13.
B)
Expand the end gap of Ring spring 10 with 1R003,
1R212-B and 1R212-A.
Figure 18
2. Bit holder section can be disassembled as shown in the
figure on the left:
Ring spring 10
Flat washer 11
Compression spring 13
Bit sleeve
Steel ball 3 (x2)
Figure 19
Projection of switch (7)
Concave portion of F/R
change lever (6)
1R212
-
A
1R212
-
B
1R003
Ring spring 10
Steel ball 3 (x2)
Bit sleeve
Compression
spring 13
Flat washer 11
Ring spring
10
13 / 18