REPAIR MAINTENANCE OPERATION OF MOTOR VEHICLES
Kia Rio (2000 release)

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Kia
	Rio
		Instructions
		Engines A3E, A5D
			Technical data
			Compression Test
			Camshafts
			The pistons and connecting rods
			Crankshaft
			Checking the connecting rod and indigenous inserts
			Air filter (ACL)
			The accelerator cable
			Cylinder Head
			Check valves
			Check the valve seat
			Check the valve spring
			Toothed belt
			Exhaust
		Greasing system
		Cooling
		Fuel system
		Ignition system
		Coupling
		Transmission
		Axes and power shafts
		Suspension
		Wheels and tires
		Steering
		Brakes
		Body
		The air conditioning system
		Electrical equipment

Check the valve seat

PERFORMANCE ORDER

	1. Check the work surface and chamfer the valve seat for the following defects: - roughness; - Burn-out; - Pitting; - Cracks.
	2. Special cutting tool 45 ?� restore a working edge of the valve seat.
3. Apply a special composition Dychem blue on a working facet of the valve and the valve and let dry composition.
4. Install the valve in the valve seat, push and rotate by 360 ?�. If the blue structure is not completely removed from a working facet of the valve, replace the valve. If the blue structure is not completely removed from a working facet of the valve seat, re-treat with the valve seat.
	5. Measure the width of a working facet of the valve. Width: 0,97-1,57 mm
6. Using a special abrasive powder, grind the valve and valve seats.
A warning Be sure to clean the valves and valve seats of the remnants of the abrasive powder.

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Check valves