Infiniti QX4 service since 1996 of release
1. Introduction
2. Maintenance instruction
3. Routine maintenance
4. Engine
5. Cooling and heating systems
5.1. Specifications
5.2. Antifreeze - general information
5.3. Service of system of cooling
5.4. Removal, installation and check of serviceability of functioning of the thermostat
5.5. Removal, regenerative repair and installation of a radiator of system of cooling
5.6. Replacement of the water pump
5.7. Removal and installation of the fan of system of cooling
5.8. Air lines of distribution of air submitted to salon
5.9. System of automatic air conditioning – a design and a functioning principle
5.10. Design of a refrigerator path of central air of air
5.11. The To/in compressor, - the general information and a functioning principle
5.12. A receiver dehumidifier - the general information and service
5.13. Check of serviceability of functioning and service of systems of heating and air conditioning
5.14. Diagnostics of central air of air
6. Power supply systems and managements
7. Start and charge systems
8. Transmission line
9. Brake system
10. Suspension bracket and steering
11. Body
12. Electric equipment
 












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5.7. Removal and installation of the fan of system of cooling

At the working engine try not to touch with hands and free elements of clothes such moving components, as driving belts and a krylchatka of the fan!


Details of installation of the fan of system of cooling

 

 PERFORMANCE ORDER

  1. Do not weaken a tension of a driving belt at the expense of removal of a pulley of a drive of the fan / the water pump.
  1. The coupling of coupling of a drive of the fan is not subject to regenerative repair and in case of failure should be replaced assembled. Estimate freedom of rotation of the coupling.
  1. If marking is put on a surface of ventilyatorny assembly in the form of F letter, it should be established by this party forward on the engine.
  2. Installation of a driving belt should be made only after fastening bolts / nut krylchatki/couplings of its coupling to a flange of the water pump will be tightened with demanded effort.
  3. Remember that correctness of centering of components of ventilyatorny assembly is of great importance and even insignificant its violation can lead to separation of a krylchatka from a landing flange, development of fight and damage of components.
  1. Having finished installation, make sure of absence axial and radial люфтов krylchatka.


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5.6. Replacement of the water pump
on the following page»
5.8. Air lines of distribution of air submitted to salon