Makita 9556HN, 9557HN, 9558HN specifications Repair Spiral Bevel Gear 37 and Ball Bearing 6201DDW

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P 4/ 8

Repair

[3] -2. Spiral Bevel Gear 37 and Ball Bearing 6201DDW (cont.)

ASSEMBLING

Do the reverse of the disassembling steps.

Important: Do not to forget to install Labyrinth ring because it is an important part that prevents dust from entering into Bearing box. (Fig. 9)

How to fit Retaining ring S-12 in place

See Fig. 10.

After installing Spiral bevel gear 37 and Wave washer 12 on Spindle;

1)Put Retaining ring S-12 on Retaining Ring Setting Jig (No.1R343) from the tapered end of the jig.

2)Put the jig onto Spindle, then put Bearing Setting Pipe 20-12.2 (No.1R028) over the jig.

3)Using arbor press, press down the pipe till the retaining ring is securely fitted in place on Spindle with a snap.

Fig. 9

Labyrinth ring

Bearing box

Spindle

Fig. 10

 

No.1R028

Retaining

Retaining

ring S-12

ring S-12

No.1R343

 

[3] -3. Disassembling/Assembling Shaft Lock Mechanism

DISASSEMBLING

1)Remove Bearing box from Gear housing.

2)Pull off Shoulder pin 4 with pliers while pushing Pin cap with finger. (Fig. 11)

Note: Do not pull off Shoulder pin 4 without holding Pin cap because Compression spring 8 would sling Pin cap.

ASSEMBLING

Push Shoulder pin 4 through Gear housing and Compression spring 8 into Pin cap.

Note: Do not reuse removed Pin cap because removal of Shoulder pin 4 damages the inside surface of Pin cap, producing plastic dust. Therefore, be sure to use a new Pin cap for replacement and to remove all the plastic dust on Shoulder pin 4.

Fig. 11

Shoulder pin 4

Gear housing

Compression spring 8

Pin cap

[3] -4. Tightening Tapping Screws That Fasten the Field

Tighten the two tapping screws that fasten Baffle plate and Field to the recommended torque of 1.1 - 1.3 Nm.

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Contents Optional accessories SpecificationStandard equipment Armature and Spiral Bevel Gear RepairDisassembling Switch lever Spindle Repair Armature and Small Spiral Bevel GearSpiral Bevel Gear 37 and Ball Bearing 6201DDW AssemblingHow to fit Retaining ring S-12 in place See Fig Repair Spiral Bevel Gear 37 and Ball Bearing 6201DDWDisassembling/Assembling Shaft Lock Mechanism Tightening Tapping Screws That Fasten the FieldCircuit diagram When Spacer is used When Spacer is not used Make sure that Field lead wires Are tight in Motor housingRight side view Bottom viewMake sure that Field lead wires are tight in Motor housing TopLeft side view Top view