Makita HM0860C Technical Information page 9

<10>-2. Reassembling Cylinder Section
Do the reverse of the disassembling procedure described in <10>-1.
Note: When reassembling Cylinder section, be sure to follow the instructions below;
1) Rubber ring is not reversible when installed on Cup washer 23 in Guide ring.
The metal portion of Rubber ring 20 must face the direction of Bit side. (Fig. 20)
Fig. 20
[Cross section of Rubber ring 20
illustrated to right]
Metal portion
(Bit side)
2) Cylinder guide is not reversible when installed
on Cylinder.
The end where O ring 46 is installed must face
the direction of Crank housing side. (Fig. 21)
3) Insert the assembled Cylinder section to the full from Crank housing side till Cylinder guide is
completely hidden by Barrel. (Fig. 22) At this time, Rubber ring 20 could fall off Cylinder section.
However, it can be reinstalled on Cylinder section from the bit side of Barrel.
Fig. 22
Barrel
(4) Striker is not reversible when put into Cylinder.
Be sure to place Striker so that the end where O ring 24 is installed faces the direction of
Crank housing. (Fig. 23)
Fig. 23
(Crank housing
side)
Plastic portion
Cylinder guide
Cylinder section
Cylinder
Striker
Rubber ring 20
Cup washer 23
Guide ring
Fig. 21
Place Striker as illustrated below.
P 9 /14
Cylinder
O ring 46
Cylinder guide
Cylinder guide
O ring 24