Makita EK7651H Repair, 4DISASSEMBLY/ASSEMBLY 4-8.Engine cont, Fig, Plug cord, Lead unit

Models: EK7650H EK7651H

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Plug cord Repair

[4]DISASSEMBLY/ASSEMBLY [4]-8. Engine (cont.)

DISASSEMBLING

(8)Assemble Cam gear section by reversing the disassembly procedure. (Refer to Fig. 53 and 52.)

(9)Move Piston to the upper dead point in Cylinder block by turning Crankshaft slowly and carefully by hand.

(10)Adjust the gap between Rocker arms and Exhaust valve section/ Intake valve section as follows:

A.Put 0.1mm or 0.15mm leaf of 1R366 on Valve section. (Fig. 68)

B.While holding M5x9 Hex nut by Wrench 8, turn M5 Hex socket head bolt with Hex wrench 2.5. (Fig. 68)

C.Check the gap.

(11)After pretightening the nuts and bolts, turn Crankshaft complete by hand to move Crank portion two or three turns, check the gap again, if the proper gap is obtained, tighten the nuts and bolts firmly.

(12)Lead unit that comes from Stop switch has to be fastened to Cylinder block with 6x30 Hexalobular socket head bolt. (Fig. 69)

(13)Plug cord and Tube have to be fixed with Lead wire holders on Cylinder cover. (Fig. 70) And then, Plug cord has to be fixed with Lead wire holders on Cylinder cover to route it without slacking toward Flywheel. (Fig. 71)

Lead unit connected with Ignition coil has to be fixed with the Lead wire holders as drawn in Fig. 71.

Fig. 68

Fig. 69

1R366

 

Hex wrench 2.5

 

Wrench 8

Lead unit

 

M6x30

M5 Hex

Hexalobular

socket

socket head

head bolt

bolt

M5x9

 

Hex nut

 

Fig. 70

Fig. 71

 

Plug cord

 

Lead unit

Lead wire holders on Cylinder cover

Plug cord and

Tube

Terminal of Ignition coil

Lead wire holders

on Cylinder cover

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Makita EK7651H, EK7650H dimensions Repair, 4DISASSEMBLY/ASSEMBLY 4-8.Engine cont, Fig, Plug cord, Lead unit