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
+ Procedures of the general and capital repairs of the engine
- Cooling systems, heating and air conditioning
   General information
   Antifreeze - the general information
   Check of functioning and replacement of the thermostat
   Check of serviceability and replacement of the fan of the cooling system and coupling of its coupling
   Check of functioning and replacement of the block of the sensor of temperature of a cooler
   Removal and installation of a radiator and broad tank of the cooling system
   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 conditioner of air
   Removal and installation of the block of the fan of a heater
   Removal and installation of assembly of management of a heater and conditioner of air
   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 of temperature (automatic telephone exchange) without its removal from the car
   Removal and installation of the accumulator (store) of the air conditioning system
   Removal and installation of the compressor of the air conditioning system
   Removal and installation of the condenser of the air conditioning system
   Removal and installation of a tube of the calibrated jet
   Removal and installation of the evaporator of air conditioning system
+ 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 and installation of assembly of management of a heater and conditioner of air

See the prevention at the beginning of the Section 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 dashboard.

For ensuring access to two lower screws remove an ashtray.


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

Scheme of connection of assembly of the control panel of a heater and conditioner of air

  1. Socket of management of temperature
  2. Socket of speed control of rotation of the fan
  1. You make installation upside-down.

Checks of vacuum lines of the control panel

Depression, necessary for functioning of a control system of climate, moves on the control panel on the line connected to the inlet pipeline. This line switched on the control valve.

 PERFORMANCE ORDER

  1. Having switched off the engine, take from the vacuum line going from the inlet pipeline the control valve (remember its orientation in the line) and by means of the manual vacuum pump apply to the valve from its party turned to the engine depression of 203 mm of mercury in depth. The valve has to "miss" depression.
  1. By means of the manual vacuum pump check the unilateral control valve (shooter) in the vacuum line of the control panel of a heater and the conditioner of air.
  1. Create depression from the party of the valve turned to the control panel. Now the valve has to is locked. If this condition is not satisfied, replace the control valve.
  2. Install the control valve to the vacuum line (having correctly oriented 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 of 203 mm of mercury in depth. on each of seven unions of the socket.
  1. Create depression of 203 mm of mercury in depth. serially on each of seven unions of the socket of a vacuum plait.
  1. If any of contours does not hold depression, survey the line of this contour in search of a source of "leak" and make necessary repair.

Components of a vacuum contour.