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
- Systems of cooling, heating and air conditioning
   The general information
   Antifreeze - the general information
   Check of functioning and thermostat replacement
   Check of serviceability and replacement of the fan of system of cooling and муфты its couplings
   Check of functioning and replacement of the block of the gauge of temperature of a cooler
   Removal and installation of a radiator and broad tank of system of cooling
   Check of functioning of the water pump
   Removal and installation of the water pump
   Check of serviceability of an electric contour and replacement of components of the motor of the fan of a heater and air conditioner
   Removal and installation of the block of the fan of a heater
   Removal and installation of assemblage of management by a heater and air conditioner
   Removal and installation of the heat exchanger of a heater
   Check of serviceability and service of systems of heating and air conditioning
   Diagnostics of system of automatic control in temperature (automatic telephone exchange) without its removal from the car
   Removal and installation of the accumulator (store) of a central air of air
   Removal and installation of the compressor of a central air of air
   Removal and installation of the condenser of a central air of air
   Removal and installation of a tube of the calibrated jet
   Removal and installation of the evaporator of a central air
+ 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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Removal and installation of assemblage of management by a heater and air conditioner

The prevention in the beginning see Has undressed Removal and installation of the block of the fan of a heater.

 PERFORMANCE ORDER

  1. Disconnect a negative wire from the battery.
  2. Give six screws and remove facing of the central part of the panel of devices.

For providing of access to two bottom screws remove an ashtray.


  1. For removal of facing of the central part of the panel of devices take an ashtray and give six screws.
  1. Give four screws of fastening of the control panel a heater and air conditioner.
  1. Give screws of fastening of the control panel a heater and air conditioner.
  1. Take the control panel from the nest, having pulled it forward, disunite electric sockets штуцерные connections of vacuum lines.
  1. Take assemblage of management by a heater and the conditioner of air from the nest and disunite on its back party electric and vacuum sockets.

The scheme of connection of assemblage of the control panel a heater and air conditioner

  1. Socket of management in temperature
  2. Socket of a speed control of rotation of the fan
  1. Installation make upside-down.

Checks of vacuum lines of the control panel

Necessary for functioning of a control system by a climate depression moves on the control panel on a line connected to the inlet pipeline. The control valve is included in the given line.

 PERFORMANCE ORDER

  1. Having switched off the engine, take from the vacuum line going from the inlet pipeline the control valve (remember its orientation on a line) and by means of the manual vacuum pump put to the valve from its party turned to the engine depression by depth of 203 mm hg the Valve should "pass" depression.
  1. By means of the manual vacuum pump check up the unilateral control valve (arrow) in a vacuum line of the control panel a heater and air conditioner.
  1. Create depression from the party of the valve turned to the control panel. Now the valve should appear is locked. If this condition is not carried out, replace the control valve.
  2. Establish the control valve in a vacuum line (correctly сориентировав it) and connect a hose to the inlet pipeline.
  3. At the control panel taken from the nest and the disunited vacuum plait (see an illustration) serially create depression by depth of 203 mm hg on each of seven unions of a socket.
  1. Create depression by depth of 203 mm hg serially on each of seven unions of a socket of a vacuum plait.
  1. If any of contours does not hold depression, survey a line of the given contour in search of a source of "leak" and make necessary repair.

Components of a vacuum contour.