Old Model 18V Rotary Hammer Restoration | MAKITA HBR 241 скачать в хорошем качестве

Old Model 18V Rotary Hammer Restoration | MAKITA HBR 241

I bought this tool from recycle shop. All the batteries runs out of power. The charger socket was cut out. The power tool couldn't test, and I didn't know it works or not that time. However, after the restoration, this tool is working normally again. Power tool specifications Battery : 18 V (3.0 Ah) Li-ion. Steel : 7/8" (24 mm) Concrete : 13/16” (25 mm) Impact energy : 1.9J (1.4 ft. lbs.)- No load speed : 0 - 1100 RPM. Blows per minute : 0 - 4000 BPM. Vibration Level: 12.5 m/s2 Noise Level: 86 dB(A) Overall Length: 16-3/8" (417 mm) Net Weight: 7.7 lbs (3.5 kg) Video section 00:52 repair the 18V charger 01:25 charge the battery 03:37 testing the power tool 04:07 carbon brushes removal 04:49 gear housing complete removal 05:33 SDS drill chuck removal 06:07 change mode lever removal 06:22 inner housing complete removal 06:34 inner housing complete disassemble 07:57 housing set disassemble 09:19 all parts show 09:25 metal parts cleaning 10:39 plastic parts cleaning 12:13 DC armature restoration 14:06 carbon brushes reshape 14:29 power switch checking 14:54 seal ring installation 15:18 needle bearing complete installation 16:02 inner housing complete assemble 18:52 change mode lever installation 20:37 SDS drill chuck assemble 21:13 housing set assemble 22:45 rubber pin replacement 23:42 drill mode wood testing 24:03 drill mode steel testing 24:26 hammer drill mode concrete testing 24:54 hammer mode concrete testing I hope you find this video useful and enjoy it! Furthermore, I am happy to receive feedback, suggestions to improve myself. !!! I'm sorry for the mistake if I did in this video !!! Thank you very much for choosing to watch my video! Have a nice day Gear Show