Makita EX2650LH specifications Repair DISASSEMBLY/ASSEMBLY 4-14. Engine block, Fastening torque

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Repair

[4]DISASSEMBLY/ASSEMBLY [4]-14. Engine block (cont.)

ASSEMBLING

(6)Adjust the valve clearance as follows:

Align the marking on Flywheel with the marking on Ignition coil. (Fig. 65)

Align the marking on Cam gear assembly with the marking on Cylinder block. (Fig. 66)

Assemble two Cam lifters and two Rod 2.5, and then assemble two Rocker arm assembly to them. Note: The ends of Rod 2.5 have to be put into the round depressions of Cum lifter and Rocker arm.

Loosen the adjust screws of Rocker arm assembly, and put 0.1mm thickness gauge of 1R366 between Valves and Rocker arms.

Then adjust the valve clearance. (Fig. 67)

After the adjustment, tighten the nuts of Rocker arm assembly, remove 0.1mm thickness gauge of 1R366.

Fig. 65

Marking on Ignition coil

Marking

on

Flywheel

[4]-15. Fastening torque

Fig. 66

Marking on

Marking on

Cam gear assembly

Cylinder block

Fig. 67

1R170

1R366

Fig. 67

Parts to fasten

Screw/ Nut

Fastening torque

(N·m)

 

 

CYLINDER BLOCK and CRANK CASE

HEX SOCKET HEAD BOLT (M5×16)

6.0

CRANK CASE and RETAINER PLATE

HEX SOCKET HEAD BOLT (M4×10)

3.0

CRANK CASE and OIL CASE

HEX SOCKET HEAD BOLT (M5×16)

6.0

FLYWHEEL and CRANK SHAFT 1

FLANGE NUT (M8)

16.0

COIL and CYLINDER BLOCK

HEX SOCKET HEAD BOLT (M4×20, W, SW, MEC)

4.0

CAM GEAR COVER and CYLINDER BLOCK

HEX SOCKET HEAD BOLT (M5×16)

6.0

ROCKER ARM ADJUSTING SCREW and NUT

NUT (M5)

6.0

ROCKER COVER OUTER and CYLINDER BLOCK

HEX SOCKET HEAD BOLT (M5×16)

6.0

CLUTCH and FLYWHEEL

CLUTCH BOLT (M6×25)

9.0

MUFFLER and CYLINDER BLOCK

HEX SOCKET HEAD BOLT (M5×40,W,MEC)

8.0

SPARK PLUG and CYLINDER BLOCK

M10×P1.0

11.0

INSULATOR and CYLINDER BLOCK

HEX SOCKET HEAD BOLT (M5×18,W,SW)

5.0

CLUTCH CASE and CYLINDER, CRANK CASE

HEX SOCKET HEAD BOLT(M5×18,W,SW)

5.0

PULLEY and CRANK SHAFT 2

M8

6.0

RECOIL STARTER and CYLINDER, CRANK CASE

HEX SOCKET HEAD BOLT (M5×16,W,SW)

5.0

MUFFLER PLATE and CRANK CASE

HEX SOCKET HEAD BOLT (M5×14,W,SW)

5.0

OIL PIPE and OIL CASE

HEX SOCKET HEAD BOLT (M5×14,W,SW)

5.0

CASE, GEAR ASSEMBLY and PIPE SHAFT

HEX SOCKET HEAD BOLT (M5×25,SW)

7.0

CASE, GEAR ASSEMBLY and PIPE SHAFT

HEX SOCKET HEAD BOLT (M5×14,SW)

7.0

HANDLE HOLDER 2, 3 and PIPE SHAFT

HEX SOCKET HEAD BOLT (M5×30,SW)

6.0

CONTROL LEVER and HANDLE

SCREW PAN HEAD (M4x25,W,SW)

2.0

BRACKET PIPE and SHAFT PIPE COMPL

HEX SOCKET HEAD BOLT (M5×18,SW)

5.0

BRACKET PIPE and SHAFT PIPE COMPL

HEX SOCKET HEAD BOLT (M5×12,SW)

5.0

CONTROL CABLE and INSULATOR

NUT (M6)

2.0

JOINT 24 and LEVER 94

NUT (M6)

7.0

JOINT 24 and PIPE SHAFT B

HEX SOCKET HEAD BOLT (M5×12)

4.0

JOINT 24 and PIPE SHAFT B

HEX SOCKET HEAD BOLT (M6×25)

4.5

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Contents Standard equipment SpecificationOptional accessories Necessary Repairing Tools RepairAssembling Engine and ShaftDisassembling Brushcutter attachment String trimmer attachmentGear case assembly Shaft pipe B complete Check of Plug CAP Clutch drumIgnition Check of Spark PlugAssembling of Ignition Coil FlywheelDisassembling of Ignition Coil Recoil starter Cleaning / Maintenance CarburetorTest of Airtight Structure Stop switchFuel tube Assembling to EngineMaintenance Engine blockMatching surface emphasized by black color Repair DISASSEMBLY/ASSEMBLY 4-14. Engine block Fastening torque