CAUTION: Repair the machine in accordance with “Instruction manual” or “Safety instructions”.
[1] NECESSARY REPAIRING TOOLS
Code No.DescriptionUse for
1R029Bearing Setting Pipe 23-15.2Pressing Bearing case complete, when assembling it to DC Motor
1R032Bearing Setting Plate 8.2Supporting DC Motor, when assembling it to Bearing case complete
1R258V BlockSupporting DC Motor, when assembling it to Bearing case complete
1R269Bearing ExtractorSeparating DC Motor from Bearing case complete
1R274Type 72 Field Insert JigSupporting DC Motor, when assembling it to Bearing case complete
1R291Retaining Ring S & R PliersRemoving /assembling Retaining ring S-6
[2] LUBRICATION
Apply Makita grease N. No.1 to the following portions designated with the black triangle to protect
parts and product from unusual abrasion.
Item No.DescriptionAmountPortion to lubricate
20Push plateBoth side
21Balance plateThe portion that 23 Gear complete contacts
a little
a little
22Pin 3Whole portion
23Gear completeGear teeth and Armature gear in Bearing case complete and Balance plate
25Slider guideHole where 27 Slider reciprocates
27SliderElliptic hole where 37 Collar sleeve moves
33Slider support
37Collar sleeveWhole portion
42Retainer completeThe portion that 20 Push plate contacts
DC Motor
Bearing case
complete
Hole where 27 Slider reciprocates
Pin
a little
Approx. 3 g
a little
a little
a little
a little
a little
Dust seal
Repair
[3] DISASSEMBLY/ASSEMBLY
[3] -1. Housing
DISASSEMBLING
Fig. 2
P 3/ 11
1. Remove Clamp plate and Base from
Housing set by unscrewing M4x16
Hex socket head bolt with Hex wrench 3.
M4x16 Hex socket
head bolt
Base
Clamp plate
Hex wrench 3
(Standard equipment)
3. Remove Safety wire.
2. Separate Housing R by unscrewing M4x35
Tapping screw (1pc.) and 4x18 Tapping screws (9pcs).
4x35 Tapping screw (1 pc.)
4x18 Tapping screw (9 pc.)
Housing R
Safety wire
ASSEMBLING
(1) Make sure to insert Holder to Housing L (Fig. 3).
Fig. 3
Note;
Before assembling Housing R, make sure that Holder
(with M4 Screw hole) is mounted to Housing L
to fasten Housing set with M4x16 Hex socket head bolt
Holder
(2) Set Safety wire to Housing L (Fig. 2-3).
(3) Assemble Housing R to Housing L (Fig. 2-2).
(4) Assemble Base and Clamp plate to Housing set and tighten them with M4x16 Hex socket head bolt (Fig. 2-1).