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REPAIR MAINTENANCE OPERATION OF MOTOR VEHICLES
Jeep Grand Cherokee (from 1993 to 1999, the year of issue)

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Jeep Grand Cherokee
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Jeep
Grand Cherokee
Introduction
Adjustment and routine maintenance
The straight six-cylinder engine
The V8 engine
Procedure of the general and engine major repairs
Systems of cooling, heating and air conditioning
general information
Antifreeze - the general information
Check of functioning and thermostat replacement
Check of serviceability and replacement of the cooling fan and clutch his clutch
Check the operation and to replace the coolant temperature sensor
Removing and installing radiator and cooling system expansion tank
Check operation of the water pump
Removal and installation of the water pump
Check of an electric circuit and replacing the motor fan heater and air conditioner
Removal and installation of the unit heater fan
Removal and installation of assemblage of the control heater and air conditioner
Removing and installing heat exchanger heater
Check of serviceability and maintenance of heating systems and air-conditioning
Diagnosis of automatic temperature control (ATC) without removing it from the car
Removing and installing battery (accumulator) air conditioning system
Removal and installation of the air conditioning system compressor
Removal and installation of air conditioning condenser
Removal and installation of a calibrated nozzle tube
Removal and installation of evaporator air conditioning system
The power supply system and exhaust
The system of electric motor
Systems of decrease in toxicity of the fulfilled gases and engine management
Manual box of a gear change
Automatic Transmission
Transfer Case
Clutch and transmission line
Brakes
Suspension and steering
Body
The system of on-board electrical equipment
Controls and operation receptions
 


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Removal and installation of evaporator air conditioning system



See WARNINGS. and in Section Removal and installation of air conditioning condenser.


PERFORMANCE ORDER

  1. Disconnect the negative wire from the battery.
  2. Remove the heater / air conditioner, removing it from under the instrument panel (see section Removing and installing heat exchanger heater).
  3. Turn upside down to remove the block and take the screws that secure the two halves of it together.
  4. Remove the central heating sleeve and give the screw.
  1. To provide access to the last screw (arrow) remove the central heating sleeve.
  1. Carefully turn the block heater / air conditioner and separate the top half from the bottom of his jacket.
  2. Remove the evaporator from the bottom half of the casing.
  3. Install in reverse order. If the evaporator will be replaced by a new, add in 2 ounces (56.7 grams) of fresh refrigerant oil (such as R-134).

The air spring locks butt joints in the assembly lines of the system must be installed O-rings that are suitable for use in contact with oil, type R-134a.

  1. In the same workshop, which produces a discharge, empty, recharge and check for leaks.




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The power supply system and exhaust

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