Makita HK1820 dimensions Gear Crank Section

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P 9/17

Repair

[3]DISASSEMBLY/ASSEMBLY

[3]-5. Gear (Crank) Section

DISASSEMBLY

1)Disassemble Gear (Crank) section from Crank housing complete as described in Figs. 11 - 14.

2)Gear (Crank) section can now be disassembled as described in Fig. 16.

Fig. 16

1.Stabilizing Bearing box of Gear section on 1R258, remove Crank shaft using arbor press.

2.Remove Helical gear 36 and Flat washer 22 (2 pcs) from Bearing box.

3.Put 1R022 under Bearing box to make Bearing box parallel to arbor press, then apply 1R029 to Oil seal 15.

By pressing down 1R029 with arbor press, Oil seal 15 and Ball bearing 6002LLB can be removed from Bearing box.

Bearing box

1R258

Crank shaft

Helical gear 36

 

Flat washer 22

1R029

1R022

(2 pcs)

 

Oil seal 15

 

Ball bearing 6002LLU

ASSEMBLY

Do the reverse of the disassembling steps.

Note: Make sure that O Ring 39 is mounted to Bearing box of Crank section before assembling Crank section to Crank housing complete. (Fig. 14)

Image 9
Contents Specification Optional accessoriesStandard equipment Repair Necessary Repairing ToolsChuck Section DISASSEMBLY/ASSEMBLYBarrel, Tool Holder, Cylinder Section After removing O Ring 26, the following parts Electrical Parts in Handle Section AssemblyMotor Section DISASSEMBLY/ASSEMBLY Gear Crank Section Handle Handle SectionRecommended Fastening Torque of Screws and Bolts Maintenance ProgramCircuit diagram Routing Wires Through Handle Base and Handle Wiring diagram14/17 15/17 16/17 17/17