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Specifications for various engine models including bore, stroke, capacity, and weights.
Covers general information about electrical starting systems.
A scheme showing disassembly dependencies between engine components.
Procedures for installing oil spray nozzles and main/camshaft bearings.
Instructions for dismantling and assembling crankshaft thrust plates and cam followers.
Technical data on wear tolerances and grinding dimensions for crankshaft parts.
Instructions for fitting crankshaft gearwheels and stubshafts.
Procedures for replacing crankshaft wear sleeves and closing covers.
Steps for dismantling and assembling the bearing flange and its components.
Procedures for removing and installing the camshaft and balancer unit.
Steps for dismantling, inspecting, and assembling pistons and piston rings.
Instructions for fitting connecting rods, bearings, and bolts.
Procedures for checking cylinder wear and piston ring installation.
Steps for dismantling, checking, and assembling cylinder head rockers.
Method for checking and setting piston-to-valve clearance (bumping clearance).
Procedures for removing and installing the cylinder head and oil supply pipe.
Instructions for valve recession, radial play, and guide replacement.
Instructions for servicing the oil pump and governor assembly.
General section for fuel injection system components.
Functional checks, adjustments, and installation of the injection pump.
Comprehensive list of torque specifications for various engine fasteners.
A chart detailing common electrical system malfunctions and their solutions.
General| Engine Model | 1D81 S |
|---|---|
| Manufacturer | Hatz Diesel |
| Cooling System | Air-cooled |
| Displacement | 667 cm³ |
| Fuel Type | Diesel |
| Lubrication System | Forced lubrication with gear pump |
| Starting System | Recoil starter or electric starter |
| Engine Type | Single-cylinder, diesel engine |
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