Service of Nissan Sunny from 1991 to 1997 release in n-14 body.
1. Maintenance instruction
2. Maintenance
3. Engines
3.1. 1,4 and 1,6 liters petrol engine
3.1.1. Types of repair of the engine without dismantle from the car
3.1.2. Dismantle and capital repairs of the engine
3.1.2.1. Specifications
3.1.2.2. Capital repairs of the engine
3.1.2.3. Diagnostics of the engine by means of the vacuum gage
3.1.2.4. The power unit from the manual transmission
3.1.2.5. The power unit with automatic transmission
3.1.2.6. Head of the block of cylinders
3.1.2.7. Head of cylinders and valves
3.1.2.8. Pistons and rods
3.1.2.9. Crankshaft
3.1.2.10. Block of cylinders
3.1.2.11. Conrod and piston group
3.1.2.12. Radical and conrod bearings
3.1.2.13. Piston rings
3.1.2.14. Launch of the engine after capital repairs
3.2. 2,0 liters petrol engine
3.3. Diesel engine
4. Cooling system
5. System of heating and ventilation
6. Fuel and exhaust system
7. System of launch of the engine
8. Coupling
9. Transmissions
10. Half shafts
11. Brakes
12. Suspension brackets and steering
13. Body
14. Electric equipment
 







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3.1.2.6. Head of the block of cylinders

Dismantling

PERFORMANCE ORDER
1. Remove a head of the block of cylinders (see subsection 3.1.1.11).
2. Remove the soaking-up and final collectors if these details are not removed yet.
3. Remove levers of valves and adjusting washers.
4. Squeeze a spring of the first valve by means of adaptation and remove crackers. Carefully release a valve spring, remove a plate springs, a spring and a basic washer. Remove oil scraper caps from the directing plugs.
5. For removal of a plate slightly knock on adaptation with the hammer with soft brisk.
6. Get the valve from the combustion chamber.
7. The valve should be stored together with crackers, a spring, a plate of a spring and a basic washer. Keep in mind that the N1 valve is near a forward cover.

Assembly

PERFORMANCE ORDER
1. Establish a basic washer of a spring, dip an oil scraper cap into fresh oil for the engine and dress on a core of the valve and on the plug.
2. Oil cores of valves fresh for the engine and install valves in the corresponding guides of the plug on a head of cylinders, observing an order of initial installation. New valves should be installed in those saddles to which they were ground in.
3. Establish a spring on a basic washer, having oriented so that densely wound rounds of a spring were turned down.
4. Install a plate of a spring.
5. Squeeze adaptation of a spring and insert crackers into a flute on a valve core.

Prevention

To hold crackers in valve flutes at removal of adaptation, grease crackers with jellied lubricant.


6. After installation of all valves turn a head of cylinders and besiege details of the valvate mechanism easy blows of the hammer through a wooden pro-rate on cores of valves.


3.1.2.5. The power unit with automatic transmission

3.1.2.7. Head of cylinders and valves