REPAIR MAINTENANCE OPERATION OF MOTOR VEHICLES
Mazda 626 (from 1991 to 1998, the year of issue)

general info. full specifications. diagnostics. hints. tips. tricks

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Mazda
	626
		Instructions
		Maintenance
		Engines
			Petrol engines (1,6 and 1,8 liters)
			Gasoline 4-cylinder engine (2 liters)
				Introduction
				Specifications
				Recommendations for repair
				The top dead point
				Cylinder Head Cover
				Springs, fasteners and gaskets Valve
				Gas distribution belt and sprocket
				Camshafts and tappets
				Intake manifold
				An exhaust manifold
				Cylinder head
				Front crankshaft oil seal
				Sump
				Oil pump
				A flywheel or a leading disk
				Crankshaft rear oil seal
				Engine Mounts
			Gasoline engine V6 (2,5 liters)
			A partition of engines (1,6 and 1,8 liters)
			Bulkhead engine (2.0 liters and 2.5 V6)
			The diesel engine of 2.0 liters
			Systems of an electric motor
		Heating and ventilation
		Fuel system
		An exhaust system
		Transmissions
		Coupling and semiaxes
		The brake system
		Chassis
		Body
		Electrical
		Wiring
		Tips and Tricks

Springs, fasteners and gaskets Valve

A valve element

A - Valve

B - Seal valve stem

C - Valve spring

D - Spring Cap

E - Catches

Replacement

PERFORMANCE ORDER

1. Remove the camshaft. Remove the faulty valve tappets.
2. Unscrew candles of cylinders, which includes the defective valves.
3. Set your desired cylinder piston is at TDC.
	4. Screw the adapter into the spark plug hole and connect to the adapter hose of the air compressor.
5. Turn on the compressor.
	6. Use the special tool compress the valve spring and remove the clamps.
7. Remove the spring plate, spring and spring seat. If during this procedure the compressed air in the cylinder holds the valve in the closed state, so damaged chamfer valve and / or valve seat.
	8. Measure the planting depth of the valve stem oil seal and remove the gland.
9. Inspect the valve spring for cracks and other damage. Measure the length of the spring and compare it with the technical requirements (see. Subsection 3.2.2).
	10. Lubricate the valve stem with engine oil and install a new oil seal using special tool or a suitable sleeve.
A warning Do not confuse seals inlet and exhaust valves. Seals exhaust valves are tabs at the top.
11. Install the spring seat and the valve spring.
	12. Install the spring plate. Compress a spring and establish clamps, if necessary put on clamps a small amount of sealant.
13. Remove the compressor hose and remove the adapter.
14. Establish all remained details, get the engine cylinder head and check for leaks and unusual sounds.