Mazda 626

1991-1998 of release

Repair and car operation



Mazda 626

+ 1. Maintenance instruction
+ 2. Maintenance
- 3. Engines
   + 3.1. Petrol engines (1,6 and 1,8 liters)
   + 3.2. Petrol 4-cylinder engine (2 liters)
   - 3.3. Petrol V6 engine (2,5 liters)
      3.3.1. Introduction
      3.3.2. Technical characteristics
      3.3.3. Recommendations about repair
      3.3.4. Top dead point of the first piston
      3.3.5. Covers of heads of cylinders
      3.3.6. Springs, clamps and epiploons of valves
      3.3.7. Gas-distributing belt and asterisks
      3.3.8. Camshafts and pushers
      3.3.9. Inlet collector
      3.3.10. Final collectors
      3.3.11. Heads of cylinders
      3.3.12. Forward epiploon of a cranked shaft
      3.3.13. Oil pallet
      3.3.14. Oil pump
      3.3.15. Flywheel or leading disk
      3.3.16. Back epiploon of a cranked shaft
      3.3.17. Engine fastenings
   + 3.4. Partition of engines (1,6 and 1,8 liters)
   + 3.5. Partition of engines (2,0 and 2,5 liters of V6)
   + 3.6. Diesel engine of 2,0 liters
   + 3.7. Systems of electric equipment of the engine
+ 4. Heating and ventilation
+ 5. Fuel system
+ 6. Exhaust system
+ 7. Transmissions
+ 8. Coupling and semi-axes
+ 9. Brake system
+ 10. Running gear
+ 11. Body
+ 12. Electric equipment
+ 13. Electroschemes
+ 14. Good advice



3.3.5. Covers of heads of cylinders

Removal

PERFORMANCE ORDER
1. Disconnect a wire of the minus plug of the accumulator.
2. If you uncover a back head of cylinders, remove an inlet collector.
3. Disconnect wires from spark plugs and unscrew candles.

4. Unscrew screws of fastenings of wires (And), disconnect the ventilating valve (In). Unscrew bolts (are specified by shooters). Disconnect from a tube a hose, without removing a tube.

5. Unscrew from covers of both heads on two bolts, fixing a cover of a gas-distributing belt.
6. Unscrew bolts and remove covers of heads. If the cover sits too rigidly, постукайте on it a wooden hammer. Do not hook cover edge, differently you damage them.

Installation

PERFORMANCE ORDER
1. Carefully clean and wipe solvent being joined surfaces of a cover and a head of cylinders.

2. Put hermetic in the specified places.

3. Establish laying in a fillet on a cover of a head and establish a cover.

4. Tighten nuts till the demanded moment of an inhaling.
5. Establish the remained details, get the engine and check it on existence of leaks.