Makita HM1214C dimensions Bearing box section, Crank housing section

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Repair

[3] DISASSEMBLY/ASSEMBLY

[3]-4. Bearing box section, Crank housing section (cont.)

DISASSEMBLING

(5) Disassemble Bearing box section in order of Figs. 19 to 24.

Fig. 19

Even after removing Motor housing, Armature still remains in Crank housing complete. Disassemble Armature by striking the edge of Crank housing complete as illustrated below.

Armature

Fig. 20

Pull off Filter case from Bearing box after removing Filter case cover.

Filter case cover

Filter case

Bearing box complete

Fig. 21

After unscrewing M6x25 Hex Socket head bolts, remove Bearing box by twisting two slotted head screwdrivers inserted between Crank housing complete and Bearing box complete.

Remove Pin 8 that functions for AVT in combination with Pin 6. Pay attention not to lose Pin 8.

M6x25 Hex socket

Bearing box complete

Bearing box

 

 

 

head bolt (3pcs.)

 

complete

Pin 8

Fig. 22

Remove Retaining ring S-8, and push out Counter shaft with 1R045. Shoulder washer 8 and Needle bearing 1613 can be removed from Bearing box complete together with Counter shaft.

Remove Retaining ring R-25, Ball bearing 608ZZ and Grease cap.

Counter shaft

 

Needle bearing 1613

Shoulder

washer 8

 

Counter

 

shaft

1R045

 

1R291

Counter shaft

Bearing box Retaining ring S-8 complete

Grease cap

Retaining ring R-25

Pin 8

Ball bearing 608ZZ

 

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Contents Optional accessories SpecificationStandard equipment Tool holder section RepairTool holder section Barrel and AVT mechanism Cylinder section Hammer sectionGear and Crank section Approx g Makita grease N.No.1DISASSEMBLY/ASSEMBLY Chuck sectionBarrel section AssemblingRepair DISASSEMBLY/ASSEMBLY 3-2. Barrel section Correction After Correction Ring Fluoride ring 28 the worn oneBefore Correction CorrectedTool holder section Bearing box section, Piston, Crank section Disconnection of the Contact of Carbon brush with CommutatorBearing box section, Crank housing section Filter case Filter case coverHousing DISASSEMBLY/ASSEMBLY Wrench Repair DISASSEMBLY/ASSEMBLY 3-5. Motor section Spring Electrical parts in Handle sectionLeaf Pay attention not to lose Leaf spring in this stepTorque Fastening torqueFastening 30 40 N.mMaintenance Program Circuit diagram Controller Terminal BlockWiring diagram Fig. D-2