Makita EX2650LH Instruction Manual Page 5

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Repair
[4] DISASSEMBLY/ASSEMBLY
[4]-5. Gear case assembly
DISASSEMBLING
ASSEMBLING
(1) According to the clause of [4]-3, Remove Gear case assembly. (Refer to Figs. 7, 8 and 9)
(2) Remove M8x10 + Hex bolt that is the stopper of Grease inlet on Gear case set. (Fig. 15)
(3) Remove Retaining ring R-24 with 1R006. (Fig. 16)
(4) Remove an assembled part of Spiral bevel gear 14, Ball bearing 609ZZ and Retaining ring S-9 by striking Gear case
assembly against workbench as drawn in Fig. 17.
(5) Remove Retaining ring S-9 with 1R291.
(6) Receive Ball bearing 609ZZ with 1R031, then press down the top of Spiral bevel gear 14 using 1R282 with Arbor press
(Fig. 18) Refer to Fig. 19 for the components.
(7) Remove Retaining ring R-28 with 1R291. (Fig. 20)
(8) Preset Receive washer and 1R033 with M10-17 Hex. nut to Cutter shaft as drawn in Fig. 21, and give the impacts
using the plastic hammer. An assembled part of Cutter shaft complete, Ball bearing 6001LLU is removed.
Refer to Fig. 22 for the components.
(9) Remove Ball bearing 6001LLU with 1R045.
Assemble by reversing the disassembly procedure.
• Receive Gear case assembly with the U-shape table of Arbor press,
then press down Ball bearing 6001LLU using 1R028 with Arbor
press to insert Cutter shaft set in place. (Fig. 23)
Fig. 15
Fig. 16
Fig. 19 Fig. 20
Fig. 17 Fig. 18
Fig. 23
Fig. 21 Fig. 22
M8x10 + Hex bolt
Workbench
1R282
Ball bearing 609ZZ
M8x10 + Hex bolt
Retaining ring R-24
Retaining ring
S-28
Spiral bevel gear 14
(The component of Cutter shaft set)
Ball bearing 609ZZ
Retaining ring S-9
Retaining ring R-24
M10-17 Hex. nut
1R033Receive
washer
Gear case
Ball bearing 6001LLU
Cutter shaft set
(Note: Spiral bevel bear 14 shown in Fig. 17 is also
the component.)
Retaining ring R-28
1R031
1R028
Ball bearing 6001LLU
P 5/ 14
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