Makita HR2230 Technical Information

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Makita HR2230 Technical Information Manual pdf 6 page image

[3] DISASSEMBLY/ASSEMBLY[3] -3. ArmatureDISASSEMBLINGFig. 15 Fig. 16Tappingscrew4x22 (3pcs.)Handle cover(1) Remove Handle cover by unscrewing three 4x22 Tapping screws (Figs. 15) and then disconnect Carbon brush fromArmature's Commutator. (Fig. 16)Brush holder unitCarbon brushSpiralspringASSEMBLINGTapping screw 4x35 (4 pcs.)Separate Gear housing complete fromMotor housing by unscrewing four 4x35Tapping screws.Armature can be removed together withGear housing complete.Remove Armature from Gear housingcomplete by striking the edge of Innerhousing complete with Plastic hammer.Note: Be careful not to lose Wave washer 15which is assembled in Motor housing.Gear housing complete Inner housing complete Motor housingInner housing completeArmatureWave washer 15Ball bearing627DDWFig. 17Fig. 18(2) Separate Gear housing complete from Motor housing. (Fig. 17) And disassemble Armature from Gear housing complete.(Fig. 18)Do the reverse of the disassembling step.Note: Do not forget to assemble Wave washer 15 to the Bearing box portion of Motor housing. Refer to Fig. 18.1. Turn Brush holder unit tothe appropriate position.2. Shift the tail of Spiral springfrom Carbon brush.3. Pull out Carbon brushfrom the Commutator.Disconnect Carbon brush inthe following order.Note: Be careful not to deform Spiral spring asillustrated right when shifting it fromCarbon brush.R epair for 2 mode Rotary hammers HR2230, HR2460 and HR2460FP 6/ 15