Makita HM1213C Technical Information page 11

R
epair
[3] ASSEMBLY/ DISASSEMBLY
[3]-4. Crank section
DISASSEMBLING
(7) Disassemble Crank shaft from Helical gear 57 as illustrated in Fig. 24.
Fig. 24
Hold Helical gear 57 with
two pieces of 1R258.
Crank shaft
1R258
ASSEMBLING
(1) Assemble Ball bearing 6206LLU and Helical gear 57 to Crank shaft as illustrated in Fig. 25.
Fig. 25
Face the high stepped rim of Helical gear 57 to Ball bearing side, and assemble Helical gear 57 to Crank shaft as
illustrated in Fig. 23R. Otherwise, it causes incomplete engaging with Armature's Gear as illustrated in Fig. 23F.
Arbor press
High
stepped rim
Ball bearing
6206LLU
Put 1R029 onto Crank shaft,
and press the 1R029 with
Arbor press.
Helical gear 57
Ball bearing
6206LLU
Fig. 23R
Armature's
gear
1R029
Helical
gear 57
Crank shaft
1R258
Put 1R029 onto Crank shaft.
And press 1R029 with Arbor press.
Crank shaft can be removed
together with Ball bearing 6206LLU.
1R029
Crank shaft
Ball bearing
6206LLU
Fig. 23F
Correct
Armature's
gear
Helical
gear 57
P 11/ 17
Wrong
Helical
gear 57