Jeep Grand Cherokee

1993-1999 of release

Repair and car operation



Jeep Grand Cherokee
+ Cars of mark Jeep Grand Cherokee
+ Options and routine maintenance
+ Рядный the six-cylinder engine
+ Engine V8
- Procedure of the general and engine major repairs
   The general information
   Engine major repairs - the general information
   Check компрессионного pressure in cylinders
   The diagnostic checks made by means of the vacuum gauge
   Methods of removal of the engine and necessary safety measures
   Removal and engine installation
   Variants of restoration of the engine
   Order of dismantling of the engine
   Dismantling of a head of cylinders
   Cleaning and check of a condition of a head of cylinders
   Service of valves
   Assemblage of a head of cylinders
   Removal of shatunno-piston assemblages
   Removal of a cranked shaft
   Cleaning of the block of the engine
   Check of a condition of the block of the engine
   Хонингование cylinders
   Check of a condition of shatunno-piston assemblages
   Check of a condition of a cranked shaft
   Check of a condition radical and шатунных bearings
   Assembly order of the engine after end of its major repairs
   Installation of a cranked shaft and check of backlashes of radical bearings
   Installation of piston rings
   Installation of shatunno-piston assemblages and check of backlashes in шатунных bearings
   The first start of the engine after major repairs
+ Systems of cooling, heating and air conditioning
+ The power supply system and release of the fulfilled gases
+ System of an electric equipment of the engine
+ Systems of decrease in toxicity of the fulfilled gases and engine management
+ Manual box of a gear change
+ Automatic transmission
+ Distributing box
+ Coupling and трансмиссионная a line
+ Brake system
+ Suspension bracket and steering
+ Body
+ System of an onboard electric equipment
+ Controls and operation receptions


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Order of dismantling of the engine

Most easier to make engine dismantling at the portable assembly stand. Such stand usually cheaply can be rented in a workshop of car-care centre or special point of hire. Before establishing the engine on the stand from it it is necessary to remove a flywheel/privodnoj a disk.

If possibility to take advantage of the stand is absent, it is possible to make dismantling of the engine after its installation on wooden blocks directly on a floor of a working platform. Observe extreme care not to overturn the engine on a floor during such dismantling.

If you have decided to get and establish the restored engine, first of all it is necessary to remove with old all hinged units and auxiliaries - they should be then are transferred on the new block - as though you were going to start major repairs of the old engine. Here enter:

    The generator with arms Components of systems of decrease in toxicity of the fulfilled gases The distributor, candle wires and spark plugs The thermostat and casing cover The water pump Components of system of injection of fuel The inlet pipeline and final collector () The oil filter Engine support Assemblage of coupling and flywheel/privodnoj a disk

At removal from the engine of hinged units and external components pay steadfast attention to details of their installation which can appear useful and important at their carrying over on the new/restored block. Remember adjusting position of linings, epiploons, remote plugs, pins, arms, washers, bolts and other fine details.

If you are going to make installation of the reduced set of the block (see Has undressed Variants of restoration of the engine) from the old engine should be removed a head () cylinders, the pallet картера and the oil pump.

If carrying out of full major repairs is planned, the engine should be disassembled and from it all internal components are taken. Adhere to a following order of removal of internal components of the engine:

    Cover () heads (ок) cylinders The inlet pipeline and final collector () Коромысла and bars of pushers Hydraulic pushers of valves Head () cylinders Drive cover газораспределительного the mechanism (chain) Distributive chain with asterisks Camshaft The pallet картера The oil pump Shatunno-piston groups Cranked shaft and radical bearings

Before the beginning of dismantling of the engine and performance of procedures of its major repairs make sure available listed below components (the lists of tools resulted in Section the Assembly order of the engine after end of its major repairs) see also:

    Standard set of the metalwork tool The complete set of small cardboard or plastic boxes for storage of components Prokladochnyj scraper Vertical drill for removal of step deterioration of the top part of cylinders Stripper демпфера крутильных fluctuations Micrometers Telescopic нутромеры Tsiferblatnyj measuring instrument плунжерного type The tool for compression клапанных springs Хон for processing of mirrors of cylinders The tool for procleaning of flutes of piston rings Electrodrill Set лерок and taps Wire brushes Brushes (ершики) for procleaning of oil galleries Solvent