GD0800C-TE, MAKITA Budowa, Instrukcje serwisowe
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//-->TECHNICAL INFORMATIONGD0800C / GD0810CDie Grinder (High speed type / Low speed type)WLModels No.DescriptionPRODUCTP1/ 9CONCEPTION AND MAIN APPLICATIONSIdeal for professional's heavy duty work.Rugged, but slim aluminum gear housing is convenientespecially for debarring difficult-to-reach spots of material.Thanks to dial speed control, an optimum speedcan be set for grinding/cutting hard/soft materials,and the speed is maintained under load.Also features our new "Super Joint System-SJS"for more durability of collet and coupling.Model GD0800C features High-speed, andModel GD0810C features Low-speed.HDimensions : mm ( " )Model No.GD0800CGD0810C75 (2-15/16)75 (2-15/16)Width ( W )Height ( H )75 (2-15/16)75 (2-15/16)Length ( L ) 371 (14-5/8)371 (14-5/8)SpecificationVoltage (V)110120220230240Current (A)7.26.63.63.43.3Cycle (Hz)50 / 6050 / 6050 / 6050 / 6050 / 60Continuous Rating (W)InputOutput480750480750480750480750480750GD0800C7507,000 -28,0003mm 6mm 8mm 1/8"55mm (for Europe)YesYesYes2.5 (8.2)1.6 (3.5lbs)Max. Output(W)900900900900900Continuous rating Input (W)No load speed (min-1=rpm)Collet sizeMax. diameter of wheel pointDial speed controlConstant speedElectronic features forSoft startCord length : m ( ft )Net weight (kg)GD0810C7501,800 - 7,0001/4"YesYesYes2.5 (8.2)1.7 (3.7lbs)2" (for USA. Canada, Mexico )Standard equipment* Wrench 13 .................. 1 pc.* Wrench 19 .................. 1 pc.* Collet cone 6 or Collet cone 1/4"............. 1 pc.< Note > The standard equipment for the tool shown may differ from country to country.Optionalaccessories* Side grip* Collet cone 1/4"* Collet cone 1/8"* Vise holder set* Collet cone 3* Collet cone 6* Collet cone 8Repair< 1 > LubricationMAKITA grease N. No.2 (0420054) has to be used for maintenance of Model GD0800C and GD0810C.Apply the grease to the following parts.(1) The lip of oil seal 16 to be assembled to the inner part of bearing retainer.(2) Teeth part inside of coupling: approx. by 1 g. (only for Model GD0800C)(3) Inner part of gear cover: approx. by 5 g. (only for Model GD0810C)(4) Helical gear 25 (only for Model GD0810C)(1) Oil seal 16P2/9(3) Gear cover(2) CouplingBearingretainer(4) Helical gear 25Fig. A< 2 > Repairing armature<2-1> Removing(1) Remove rear cover by unscrewing tapping screw 4x25 (1 pc.). And then, take off carbon brushes.(2) Remove barrel from motor housing by unscrewing tapping screw 4x25 (4 pcs.).And then, take off armature together with bearing box.ArmatureBarrelTapping screw4x25 (4 pcs.)Bearing boxMotor housingRear coverTapping screw4x25 (1 pc.)Fig. 1(3) Take off retaining ring S-12 from armature shaft. And then, remove armature from bearing box by pressing.Retaining ring S-12Press armatureshaft.Bearing boxArmatureFig. 2Repair<2-2> Assembling(1) Assemble insulation washer, flat washer 7, ball bearing 627DDW, labyrinth rubber ring, magnet sleeveand stop ring E-4 to armature shaft on commutator side. See Fig.3A.Flat washer 7InsulationArmatureBearing 627DDWwasherStop ring E-4P3/ 9Fig.3ALabyrinthrubber ringMagnet sleeve< Note > Do not use the removed stop ring E-4 again. Replace with new one,when it is necessary to be removed.(2) Set ball bearing 6001LLB into bearing box. And then, install retaining ring R-28 to bearing boxto hold the ball bearing. See Fig.3B.Bearing boxFig.3BRetainingBall bearingring R-26001LLB(3)Install flat washer 12 to armature shaft. And then, install the armature to bearing box, by pressing.See Fig.3C.(4)Install retaining ring S-12 to armature shaft. See Fig.3C.Retainingring S-12Bearing boxFig.3CFlat washer 12< 3 > Repairing barrel<3-1> Removing(1) Remove collet nut with wrench 19 locking spindle with wrench 13.Fig.4AWrench 13Wrench 19(2) Hold barrel with vise, and remove bearing retainerof which threaded part is painted with bond.Turn the bearing retainer clockwise for removing it, in stead of anti-clockwise.SpindleTurn clockwiseBearing retainerof which threaded partis painted with bondBarrelFig.4BRepair(3) Hold the flat part on spindle with wrench 13 andunscrew pan head screw M4x8 which is installed in the inner part of coupling.< Note > The bond is applied on the threaded part of pan head screw M4x8.P4/ 9(4) Screw hex bolt M4x50 into the same hole on spindle where the above pan head screw M4x8 is used.And then, remove the spindle by pressing with arbor press. So spindle will be removed together with ball bearing6901LLB, from barrel.Pan head screw M4x8with bondHex bolt M4x50CouplingBarrelSpindleBall bearing 6901LLBFlat part on spindleFig. 5<3-2> Assembling(1) Assemble ball bearing 6901LLB and 2 pcs. of retaining S -12 to spindle as illustrated in Fig. 6.Spindle Ball bearing 6901LLBRetaining ring S -12Fig. 6Repair(2) Put ball bearing 6001LLB and retaining R -28 into barrel as illustrated in Fig. 7.P5/ 9BarrelRetaining R -28Ball bearing 6001LLBFig. 7(3) Supporting the inner ring of ball bearing 6001LLB with a cylindric jig, install spindle by pressingthrough ball bearing 6001LLB as illustrated in Fig. 8.And then, install bearing retainer on barrel as illustrated in Fig. 8A. The fastening torque for bearing retaineris 11.8Nm - 15.7Nm (120Kgf.cm - 160Kgf.cm)Bearing retainerWhen installing the detachedbearing retainer again, apply the bond( Three bond 1342 ) to its threaded part.In case of a new bearing retainer,it is not necessary to apply the bond.SpindleBarrelBall bearing 6001LLBJig to support theinner ring of ballbearing 6001LLBFig. 8AFig. 8
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