750RK (Seca)

Lighting System

LIGHTING SYSTEM

 

 

Above circuit diagram shows only lighting circuit in wiring diagram.

B. Lighting Tests and Checks

Cable Routing

CABLE ROUTING

Upper Crankcase Reassembly

ENGINE ASSEMBLY AND ADJUSTMENT

A. Important Information

1.    Gasket and seal

All gaskets and seals should be replaced when an engine is overhauled. All gasket surfaces and oil seal lips must be cleaned.

2.    Properly oil all mating engine and transmission parts and bearings during reassembly.

3.    Circlip

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Shaft and Rear Drive

SHAFT DRIVE

 

Refer to "CHAPTER 3". for the middle gear.

The following special tools are not available but can be constructed for the final gear

disassembly and assembly:

Charging System

D. CHARGING SYSTEM

 

B. A.C. Generator

1. Checking method.

a.  Connect D.C. voltmeter to the battery terminals.

b.  Start engine.

Engine Removal

ENGINE REMOVAL

NOTE:

It is not necessary to remove the engine in order to remove the cylinder head, cylinder, or pistons.

A . Preparation for Removal 

1 All dirt, mud, dust and foreign material should be thoroughly removed from the exterior of the engine before removal and disassembly. This will help prevent any harmful foreign material from getting into the engine oil.

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Wiring Diagram

WIRING DIAGRAM

COLOR CODE

Cylinder and Piston -- Inspection and Repair

F. Cylinder

1.    Inspect the cylinder walls for scratches. If vertical scratches are evident, the cylinder wall should be rebored or the cylinder should be replaced.

2.   Measure cylinder wall wear as shown. If wear is excessive, compression pressure will decrease. Rebore the cylinder wall and replace the piston and piston rings. Cylinder wear should be measured at three depths with a cylinder bore gauge. (See illustration.)

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Remounting the Engine

D. Remounting Engine

Refer to page 30 for engine removal. Reverse the applicable removal steps.

 CAUTION:

Always use new bolts in the drive shaft coupling.

2. Install and tighten the engine mounting bolts.

Engine mounting bolt torque:

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Valve Springs and Lifters, Camshafts, Chain and Guides -- Inspection and Repair

D. Valve Spring and Lifters

1. Checking the valve springs

a.   This engine uses two springs of different sizes to prevent valve float or surging. The valve spring specifications show the basic value characteristics.

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