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REPAIR MAINTENANCE OPERATION OF MOTOR VEHICLES
Mazda 3 (2003 release)

general info. full specifications. diagnostics. hints. tips. tricks
Mazda 3
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Mazda
3
Operation and maintenance of car
Engine
General description new engines models L8, LF, L3
The mechanical part of engines
Engine Model L8 or LF
Checking the contents of the CO / CH in the exhaust gas
Measurement of engine compression
Verify accessory drive belt
General information and safety when removing the power unit
Removal of sealant
Removal and installation of the power unit
Check actuator variable valve timing (L3)
Removal and installation of the actuator variable valve timing (L3)
Timing chain drive
Removal and installation of the oil control valve (OCV) (L3)
Checking the oil control valve (OCV) (L3)
By operation of the spool valve (OCV) (L3)
General repair operations on the power unit
Dismantling the cylinder head (beginning)
Dismantling the cylinder head (end)
Dismantling cylinder (beginning)
Removing and installing crankshaft rear oil seal
Dismantling cylinder (the end)
Check the cylinder head
Assembling the cylinder (the beginning)
Assembling the cylinder (the end)
Assembling the cylinder head
Assembling the valve timing
Appendix 1
Annex 2
Appendix 3
Engine Z6 - mechanical part
Lubrication system
Cooling system
Intake system
Fuel system
Exhaust and Emission
Ignition system
Control system
Tables
Transmission
Chassis
Steering Gear
Brakes
Onboard electric
Body
 


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Dismantling the cylinder head (end)



The components of the second stage of disassembly of the cylinder head
Fig. 2.124. The components of the second stage of the disassembly of cylinder head: 1 - lifting lug the engine; 2 - cracker valve; 3 - the top plate of the valve spring; 4 - valve spring; 5 - the valve; 6 - kopachok valve stem; 7 - handset recycling system; 8 - the case of the output pipes of the cooling system


Remove the lifting eyes of the engine (Fig. 2.124).

Removing biscuit valve
Fig. 2.125. Removing biscuit valve


With the help of special tools remove crackers of the valve (Fig. 2.125).
Remove the top plate of the valve spring.
Remove the valve spring and the valve.

Removing the valve stem kopachoka
Fig. 2.126. Removing the valve stem kopachoka


With the help of a special device, remove the valve stem kopachok (Fig. 2.126).
Pick up the handset recycling system.
Remove the output pipes of the cooling system.




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Dismantling cylinder (beginning)

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