Makita EH7500S dimensions Disassembly/Assembly

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Repair

[3]DISASSEMBLY/ASSEMBLY

[3]-12. Engine Block (cont.)

ASSEMBLING

(3)Assemble the new Piston clip with Awl. (Fig. 47)

Fig. 47

Piston clip opening must face to either the top side or

Skirt side of Piston when assembled.

Groove on Piston

Groove on Piston

Top Side

Top Side

Skirt Side

Skirt Side

Piston clip

(4)Assemble Piston rings (Fig. 48).

Fig. 48

Top view of Piston

 

Note 1:

 

Carefully open Piston ring when fixed

 

so as not to break it.

The first nock pin in the lower groove

1. Mount Piston ring to the lower groove while aligning its opening gap to the first nock pin.

The second nock pin in the upper groove

Note 2:

Face cut surface to the top when Piston ring is assembled.

2.Mount another Piston ring to the upper groove while aligning its opening gap to the second nock pin.

(5)Assemble Cylinder gasket to Cylinder. (Fig. 49)

Fig. 49

1.Apply 2 stroke engine oil to the internal surface of Cylinder before assembling it to Crankcase assembly.

2. Assemble Cylinder gasket while aligning its square hole to that of Cylinder.

Cylinder

Cylinder gasket

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Contents Specification Standard equipment Optional accessoriesNecessary Repairing Tools RepairEngine section DisassemblingAssembling Clutch Section Clutch Drum Spur Gear Shear Blade Adjustment Maintenance IgnitionSpark Plug Assembling Fly Wheel Recoil Starter Reel Notch Starter case Rope Spiral spring DISASSEMBLING, Cleaning CarburetorWrong Assembling of Compression spring AIR-TIGHT Test Assembling Carburetor to EngineSide of Cable bracket Stop Switch Fuel Tube TubingSpark Arrestor Engine Block DISASSEMBLY/ASSEMBLY Fastening Torque Assemblig