Needle Bearing Complete and Oil Seal | Makita BHR202 instruction

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Repair

[3] DISASSEMBLY/ASSEMBLY

[3] -5. Torque Limiter Section (cont.)

ASSEMBLING

Do the reverse of disassembling steps.

Note: Do not forget to assemble Flat washer 28 between Torque limiter section and Inner housing complete. Refer to Fig. 12.

[3] DISASSEMBLY/ASSEMBLY

[3] -6. Needle Bearing Complete and Oil Seal 25

DISASSEMBLING

1)Disassemble Torque limiter section and Inner housing complete from Gear housing complete. See Disassembly of [3] -5. Torque Limiter Section.

2)Insert Inner housing complete into Gear housing complete. (Fig. 15)

3)Remove Needle bearing complete and Oil seal 25. (Fig. 16)

Fig. 15

Fig. 16

1R252

As the side for joining to Motor housing is not flat, Gear housing complete can not stand vertically without support.

Therefore, insert Inner housing complete into Gear housing complete as a support.

Oil seal 25

Needle bearing

1R252 complete

Applying 1R252, press it with Arbor press.

Gear housing complete Inner housing complete

ASSEMBLING

Needle bearing complete is removed together with Oil seal 25 from Gear housing complete.

1)Assemble Oil seal 25 to Gear housing complete in the order of Figs. 17 and 18.

2)Assemble Needle bearing complete as illustrated in Figs. 19 and 20.

Fig. 17

Fig. 18

With 1R232 and arbor press, insert Oil seal 25 until it stops. Oil seal 25 is not yet inserted completely in this step, because the outer diameter of 1R232 is bigger than that of Oil seal setting hole.

1R232

	outer diameter: 36mm
Oil seal 25	The diameter of Oil seal 25 setting
	hole is less than 36mm.

Fig. 19

Face the flat portion of Needle bearing complete to the belly side of Gear housing complete.

Needle bearing complete	flat portion
Needle bearing complete
	belly side

back side

Gear housing complete

Press Oil seal 25 to the initial position with arbor press and the outer diameter 34mm end surface of 1R164.

outer diameter: 30mm 1R164

1R164

outer diameter: 34mm

The initial position of Oil seal 25

Fig. 20

1R164

Press Needle bearing with

arbor press and the outer

diameter 34mm end

surface of 1R164 until

Needle bearing complete

stops. Needle bearing complete

Oil seal 25

BHR202 specifications

The Makita BHR202 is a powerful and versatile cordless rotary hammer, designed to make drilling and chiseling tasks efficient and user-friendly. With a robust and compact design, it is suitable for both professional contractors and DIY enthusiasts who require a reliable tool for various applications in masonry, concrete, and more.

One of the main features of the BHR202 is its combination of three modes of operation: rotary drilling, hammer drilling, and chipping. This versatility allows users to switch between different tasks seamlessly, making it an ideal choice for jobs that require both drilling holes and breaking up concrete. The tool is equipped with a powerful 18V lithium-ion battery, providing ample runtime and fast charging to keep productivity high on the job site.

The BHR202 is engineered with a high-performance motor that delivers a maximum impact energy of 2.0 joules, making it capable of handling tough materials. The variable speed control enhances user control, enabling precise operation for various applications. Additionally, its safety clutch feature protects the user from sudden overload situations, ensuring a safer working environment.

One of the standout technologies in the BHR202 is its "Anti-Vibration Technology" (AVT), which minimizes user fatigue by absorbing vibrations caused by impact and cutting action. This feature is particularly beneficial for prolonged use, allowing users to work longer without discomfort. The ergonomic soft-grip handle provides added comfort and control, making it easier to handle during various tasks.

The BHR202 also features a built-in LED flashlight that illuminates work areas, making it easier to see in dark or confined spaces. The tool comes with a durable carrying case for easy transport and storage, ensuring that it stays protected between uses. The SDS-plus chuck system allows for quick and easy bit changes, enhancing work efficiency.

Overall, the Makita BHR202 is an exceptional rotary hammer that combines power, versatility, and advanced technology in a compact design. With its focus on user comfort and safety, along with its robust performance capabilities, it stands out as an essential tool for anyone involved in serious construction or renovation work. Whether you’re breaking through concrete or drilling into tough materials, the BHR202 is sure to deliver reliable results every time.