Mazda 626

1991-1998 of release

Repair and operation of the car



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 bent shaft
      3.3.13. Oil pallet
      3.3.14. Oil pump
      3.3.15. Flywheel or drive plate
      3.3.16. Back epiploon of a bent shaft
      3.3.17. Fastenings of the engine
   + 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 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 half shafts
+ 9. Brake system
+ 10. Running gear
+ 11. Body
+ 12. Electric equipment
+ 13. Electrical circuitries
+ 14. Useful tips


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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, disconnect the ventilating valve (B). Unscrew bolts (are specified by shooters). Disconnect a hose from a tube, without picking up the phone.

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

Installation

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

2. Apply sealant to the specified places.

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

4. Tighten nuts till the required inhaling moment.
5. Establish the remained details, start the engine and check it for existence of leaks.