Repair
P 12 / 16
<10> Disassembling crank shaft
1) Remove retaining ring R-55 which is fixing crank shaft, from crank housing as illustrated in Fig. 19.
3) Separate crank shaft from crank housing by slightly striking the edge of crank housing as illustrated in Fig. 19B.
Retaining ring R-55
2) Face the key installing groove of crank shaft to the side of crank housing by turning crank shaft
as illustrated in Fig. 19A.
Fig. 19
Fig. 19A
Key installing groove
Crank shaft
Fig. 19B
<11> Disassembling cylinder 34
Tension Spring,
Item No.231791-4
Push and open it
Turn to right, and
pull out Cylinder.
Left screw
Crank Case
Cylinder
Adjust Extractor so that
Pin may enter Cylinder
hole properly.
1R213
No.1R213 : Cylinder Extractor
Pull out Cylinder of Rotary Hammer.
Pull out by hanging the Pin at
the tip of Cylinder Puller on the
side hole of Cylinder.
Pull out cylinder 34 with 1R213 "cylinder extractor:" as illustrated in Fig. 20.
Fig. 20
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