Makita HM1202 Technical Information page 5

(3) Hold cylinder liner 44 with hand and
strike crank housing with plastic or wooden
hammer.
Then the cylinder liner 44 can be removed from
the machine.
(Mounting)
Mount slide sleeve 49, ring 49 and
compression spring 50 on cylinder liner 44.
And then, put the cylinder liner 44 on piston.
Mount the cylinder liner to the crank housing
by pressing it with hand.
Insert striker into the cylinder liner from
the bit-installing side.
<4> Repairing of tool holder
Take off only handle, not remove controller cover.
(Dismounting)
Take off flat washer 37 after removing
ring spring 34.
Remove tool holder from barrel by pressing .
Cylinder liner 44
Striker
Compression spring 50
Crank housing
Flat washer 37
Barrel
P 5 / 14
Crank housing
Cylinder liner 44
Slider sleeve 49
Ring 49
Piston
Tool holder
Ring spring 34