Repair

P 6/ 7

[2] REPLACING

[2]-4. Sheet ring H, Leaf spring H, Wearing H (cont.)

ASSEMBLING

1) Assemble Wearing H to Piston H. Wear ring H is not directional in assembling.

2)Insert Ring spring H in Sheet ring H so that the clearance of Ring spring H faces the opposite side against the clearance of Sheet ring H. (Fig. 15)

3)Enlarge a width of the assembled part of Sheet ring H and Ring spring H slightly and fit the assembled part into

the groove of Piston H. (Fig. 16)

4)When Piston H of Connecting rod H assembly is at dead center upper point by turning Fan 195, assemble Cylinder H to Crank case.

Note: Piston H is not supplied individually. It is supplied as Connecting rod H assembly.

Fig. 15

Clearance of Ring spring H

Sheet ring H

Clearance of Sheet ring H

Ring spring H

Fig. 16

The assembled part of

Sheet ring H and Ring spring H

Groove of Piston

Wearing H

[2]-5. Sheet ring L, Leaf spring L, Wearing L

DISASSEMBLING

1)Remove Pipe 8 from two Elbows. (Fig. 12)

2)Loosen four M6x90 Hex socket head bolts with Hex wrench 5, and then remove Cylinder L section from Crank case. (Fig. 17)

3)Disassembling Connecting rod L assembly in the same manner mentioned for Connecting rod H assembly.

Fig. 17

 

Cylinder L section

 

M6x90 Hex socket head bolt

 

(4pcs.)

 

Flat washer 6 (4pcs.)

 

Spring washer 6

Crank case

(4pcs.)

 

ASSEMBLING

 

Take the disassembling step in reverse.

Note: 1) Tighten M6x90 Hex socket head bolt to the fastening torque 8 to 10 N.m.

2) Piston L is not supplied individually. It is supplied as Connecting rod L assembly.

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Makita AC310H dimensions Sheet ring L, Leaf spring L, Wearing L, Assembling