Mazda 3 since 2003
1. Operation and maintenance of the car
2. Engine
2.1. General description of new engines of the L8, LF and L3 models
2.2. Mechanical part of engines
2.2.1. Engines of the L8 and LF models
2.2.2. Verification of the contents of CO/CH in the fulfilled gases
2.2.3. Measurement of a compression in engine cylinders
2.2.4. Check of a belt of the drive of auxiliary units
2.2.5. General information and safety measures at removal of the power unit
2.2.6. Removal of sealant
2.2.7. Removal and installation of the power unit
2.2.8. Check of the executive mechanism of change of phases of gas distribution (L3)
2.2.9. Removal and installation of the executive mechanism of change of phases of gas distribution (L3)
2.2.10. Gas distribution mechanism drive chain
2.2.11. Removal and installation of the operating oil valve (OCV) (L3)
2.2.12. Check of the operating oil valve (OCV) (L3)
2.2.13. Check of operation of the spool-type valve (OCV) (L3)
2.2.14. The general repair operations on the power unit
2.2.15. Check of a head of the block of cylinders
2.2.16. Assembly of the block of cylinders (beginning)
2.2.17. Assembly of the block of cylinders (termination)
2.2.18. Assembly of a head of the block of cylinders
2.2.19. Assembly of the drive of the mechanism of gas distribution
2.3. Appendix 1
2.4. Appendix 2
2.5. Appendix 3
2.6. The Z6 engine – a mechanical part
2.7. Lubrication system
2.8. Cooling system
2.9. System of an admission
2.10. Fuel system
2.11. System of production of the fulfilled gases and system of decrease in toxicity
2.12. System of ignition
2.13. Control system
2.14. Tables
3. Transmission
4. Running gear
5. Steering mechanism
6. Brake system
7. Onboard electric equipment
8. Body
 








2-2-19-sborka-privoda-mekhanizma-gazoraspredeleniya.html

2.2.19. Assembly of the drive of the mechanism of gas distribution

Establish an asterisk of a bent shaft.
Establish a chain of the oil pump.

Фиксация цепи масляного насоса специальным приспособлением
Fig. 2.189. Fixing of a chain of the oil pump special adaptation


Record an asterisk of the oil pump special adaptation (fig. 2.189).
Establish a guide of a chain of the oil pump.
Establish a natyazhitel of a chain of the drive of the oil pump.

Установка специального приспособления на распредвал
Fig. 2.190. Installation of special adaptation on a cam-shaft


Install special adaptation on a cam-shaft, then install the piston of the first cylinder in the provision of VMT (fig. 2.190).
Remove the lower cap of the block of cylinders.

Установка специального приспособления
Fig. 2.191. Installation of special adaptation


Install special adaptation, as shown in the figure 2.191.
Turn a bent shaft clockwise to cylinder No. 1 piston VMT.
Establish a gas distribution mechanism drive chain.

Установка натяжителя цепи
Fig. 2.192. Installation of a natyazhitel of a chain


Establish a natyazhitel of a chain and remove the holding wire (fig. 2.192).

Блокировка распредвала
Fig. 2.193. Blocking of a cam-shaft


Hold a cam-shaft, using a suitable wrench on a hexagon, as shown in the figure 2.193.
Tighten a fixing bolt of an asterisk of the camshaft.
Inhaling moment: 69–75 N · m.
Apply pure engine oil on a forward epiploon of a bent shaft.
Slightly press an epiploon a hand.
Press an epiploon, using special adaptation and the hammer.

Места нанесения герметика на переднюю крышку двигателя
Fig. 2.194. Places of putting sealant on a forward cover of the engine


Apply kremniyevoorganichesky sealant on a forward cover of the engine, as shown in the figure 2.194.

NOTE
Establish a cover of a head of the block of cylinders in 10 min. after putting sealant.
Kremniyevoorganichesky sealant is not required in the area C shown in the drawing as it there is already available (L3 with the mechanism of change of phases of gas distribution).

Thickness:
A: 2,0–3,0 mm;
B: 1,5–2,5 mm.

Порядок затягивания болтов крепления крышки головки блока цилиндров
Fig. 2.195. Order of tightening of bolts of fastening of a cover of a head of the block of cylinders


Establish bolts of fastening of a cover of a head of the block of cylinders in the order specified in the figure 2.195.
Again install special adaptation on a cam-shaft, as shown in the figure 2.191.

Установка стопорного болта на шкив коленчатого вала
Fig. 2.196. Installation of a lock bolt on a pulley of a bent shaft


Screw a bolt of M6x1,0 a hand (fig. 2.196).
Turn a bent shaft clockwise to cylinder No. 1 piston VMT.

Блокировка шкива коленчатого вала
Fig. 2.197. Blocking of a pulley of a bent shaft


Hold a pulley of a bent shaft from a provorachivaniye by means of special adaptation (fig. 2.197).
Tighten a bolt of fastening of a pulley of a bent shaft in two steps.
Tighten to 96–104 N · m.
Tighten on 87-93 °.
Turn off a bolt of M6x1,0.
Remove special adaptation from a cam-shaft.
Remove special adaptation from an opening of the lower cap of the block of cylinders.
Turn a bent shaft clockwise on two turns to the provision of VMT.
If the provision of VMT does not manage to be reached, weaken a fixing bolt of a pulley of a bent shaft and repeat actions.
Establish the lower cap of the block of cylinders.
Inhaling moment: 20 N · m.

Места нанесения герметика
Fig. 2.198. Places of putting sealant


Apply kremniyevoorganichesky sealant on the interfaced surfaces, as shown in the figure 2.198.

NOTE
Establish a cover of a head of the block of cylinders in 10 min. after putting sealant.
Diameter of a point: 4,0–6,0 mm.

Establish a cover of a head of the block of cylinders with new laying.

Порядок затягивания болтов крепления крышки головки блока цилиндров
Fig. 2.199. Order of tightening of bolts of fastening of a cover of a head of the block of cylinders


Tighten fastening bolts in the order specified in the figure 2.199.
Inhaling moment: 8,0–12,0 N · m.

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2.2.18.3. Installation of cam-shafts
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2.3. Appendix 1