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REPAIR MAINTENANCE OPERATION OF MOTOR VEHICLES
Mazda 626 (from 1991 to 1998, the year of issue)

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Mazda 626
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Mazda
626
Instructions
Maintenance
Engines
Petrol engines (1,6 and 1,8 liters)
Gasoline 4-cylinder engine (2 liters)
Gasoline engine V6 (2,5 liters)
A partition of engines (1,6 and 1,8 liters)
Introduction
Specifications
Repair work without dismantle of the engine from the vehicle
Engine Overhaul
General remarks
Alternatives
Removing the engine - methods and safety precautions
Disassembly
Check Engine
Removing and installing engine
Preparation for a partition
ENGINE OVERHAUL
A partition and check of a head of cylinders
Valve Repair
Assembling the cylinder head
Removal of pistons and rods
Removing the crankshaft
Check and clean the cylinder
Honing cylinders
Check of pistons and rods
Checking crankshaft
Check of radical bearings and bearings of rods
The order of assembly of the engine
Installation of the piston rings
Installing the crankshaft
Installing the crankshaft rear oil seal
Installation of pistons and rods
Start the engine after repair and running
Bulkhead engine (2.0 liters and 2.5 V6)
The diesel engine of 2.0 liters
Systems of an electric motor
Heating and ventilation
Fuel system
An exhaust system
Transmissions
Coupling and semiaxes
The brake system
Chassis
Body
Electrical
Wiring
Tips and Tricks
 


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Alternatives



At independent performance of major repairs various options. The decision to replace the cylinder, connecting rod and piston group and a cranked shaft depends on several factors, of which the most important is the condition of the cylinder. Other considerations are the cost of repairs, access to equipment Car workshop, the availability of spare parts, time planned for work, as well as personal experience.

The acquisition of certain parts

If the survey indicates that the engine block and most of the details in a satisfactory condition and can be used further the most expedient from the economic point of view is purchase of separate parts. The cylinder block, connecting rod and piston group and a cranked shaft should be carefully examined. Even if insignificant deterioration of the block of cylinders, cylinders are subject to mandatory honningovaniyu.

Crankshaft complete set

This repair kit includes reground crankshaft and a set of matched size pistons and rods. Pistons are already established on rods. The kit also includes a set of piston rings, main and connecting rod bushings. These kits usually contain pistons both standard, and all repair sizes.

Block cylinders of an incomplete complete

The cylinder block is incomplete complete set contains the block of cylinders with established crank mechanism and piston group. Includes new korennnye and connecting rod bearings, and all backlashes correspond to norms. On the set of the existing mounted camshaft, valve gear, cylinder head and ancillaries. Expenses for machining are minimum or are not required absolutely.

The cylinder block is fully loaded

The cylinder block complete set contains the entire set of the cylinder block is missing, as well as the oil pump, oil pan, cylinder head cover the camshaft bearings, camshaft, valve gear, camshaft drive gear, a gear belt and belt covers. All parts are installed with new bearings, seals and gaskets. On the set of mounted only the intake and exhaust manifolds and ancillaries.


A warning

Carefully consider which alternative is best suited to you before purchase of details consult in a local workshop of car-care center, with suppliers of spare parts and spare parts sellers.






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