Jeep Grand Cherokee

1993-1999 of release

Repair and operation of the car



Jeep Grand Cherokee
+ Cars of the Jeep Grand Cherokee brand
+ Settings and routine maintenance
+ Line six-cylinder engine
- V8 engine
   General information
   Repair procedures which implementation does not demand extraction of the engine from the car
   Reduction in the provision of VMT of the piston of the first cylinder
   Removal and installation of covers of heads of cylinders
   Removal, check of a state and installation of yokes and bars of pushers
   Replacement of valvate springs, their plates and maslootrazhatelny caps
   Removal and installation of the inlet pipeline
   Removal and installation of final collectors
   Removal and installation of heads of cylinders
   Replacement of a forward epiploon of a bent shaft
   Removal, check of a state and installation of a cover of a distributive chain, chain and its asterisks
   Removal, check of a state and installation of the camshaft and hydraulic pushers
   Removal and installation of the pallet of a case
   Removal, check of a state and installation of the oil pump
   Removal and installation of a flywheel / driving disk
   Replacement of a back radical epiploon
   Check of a state and replacement of rubber pillows of support of the engine
+ Procedures of the general and capital repairs of the engine
+ Cooling systems, heating and air conditioning
+ A power supply system and production of the fulfilled gases
+ System of electric equipment of the engine
+ Systems of decrease in toxicity of the fulfilled gases and engine management
+ Manual box of gear shifting
+ Automatic transmission
+ Transfer case
+ Coupling and transmission line
+ Brake system
+ Suspension bracket and steering
+ Body
+ System of onboard electric equipment
+ Governing bodies and methods of operation



Removal, check of a state and installation of the oil pump

Removal

 PERFORMANCE ORDER

  1. Otboltite also lower the case pallet (The section Removal and installation of the pallet of a case).
  2. Supporting the oil pump, give bolts of its fastening to a cover of the back radical bearing.
  1. Give bolts (shooters) and lower the oil pump.
  1. Lower the pump with assembly of the mesh filter of a maslozabornik, having removed them from the car. Smooth out the interfaced pro-masonry surfaces.

Check of a state

 PERFORMANCE ORDER

  1. Uncover the pump.
  2. Press the planeness measuring instrument (an edge of a steel ruler) to an internal surface of a cover of the pump and try to palm off under it an edge of the probe 0,038 mm thick. If the probe passes in a gap, the pump has to be replaced.
  3. Take the conducted gear wheel of the pump and measure by a micrometer its thickness. If thickness of the conducted gear wheel appears less than value, admissible on Specifications, the pump should be replaced. The leading gear wheel has the same minimum admissible thickness.
  1. By means of a micrometer measure thickness of the conducted gear wheel of the pump and compare result to data of Specifications.
  1. By means of the measuring probe determine gap size between the conducted gear wheel of the pump and a wall of its case, between the acting ends of teeth of the leader and conducted gear wheels, and also between gear wheels and a cover of the pump. Compare results of measurements to data of Specifications, in case of excess of admissible limits replace the pump.
  1. Measure a gap between the conducted gear wheel and a pump housing.
  1. Measure a gap between the acting parts of teeth of gear wheels of the pump.
  1. Measure a gap between gear wheels of the pump and its cover.

Installation

 PERFORMANCE ORDER

  1. Screw a maslozaborny tube with the screen in the pump and tighten it.

Track reliability of tightening of the maslozaborny screen as the guarantee of prevention of hit in the air lubrication system depends on tightness of this connection.

  1. Fill the pump with oil, filling in it in a maslozaborny tube.
  2. Install the pump on the engine, having replaced laying and having tracked that the power shaft of the pump correctly was leveled in it.
  1. The power shaft of the pump (shooter) has to be leveled correctly in it.
  1. Establish fixing bolts and tighten them with the required effort.
  2. Install into place the pallet of a case and fill in oil in the engine.
  3. Start the engine and check it for leaks and adequacy of pressure of oil.