e26f1d14

5.3.4. Removal and installation of assembly of a heater, service of components

Removal

 PERFORMANCE ORDER

  1. Prop up wheels antiretractable boots.
  2. Merge cooling liquid (see the Head the Current leaving and service).
  3. By forces of the trained professional make a discharge and evacuation of a refrigerator path of the К/В system.
  4. Remove the dashboard (see the Head Kuzov).
  5. Remove assembly of the forcing fan/evaporator (see the Section Removal and installation of assembly of the forcing fan/evaporator, service of components).
  6. Disconnect the low pressure line of a refrigerator path from the final union of the evaporator on a partition of a motive compartment.
  1. Disconnect the high-pressure line of a refrigerator path from the inlet union of the evaporator on a partition of a motive compartment.
  1. At once to a zakuporta the open ends of nipple sockets in order to avoid internal pollution of the working highway K/V.
  2. Disconnect a returnable hose from a final branch pipe of the heat exchanger of a heater.
  3. Disconnect the giving hose from an inlet branch pipe of the heat exchanger of a heater.
  4. Disconnect from the block an electrical wiring from assembly of the forcing fan.
  5. Unbend the carpet panel for the purpose of ensuring access to a service cover.
  6. Release four fixing nuts and remove a service cover (see an illustration).
  7. Turn out two top bolts of fastening of assembly of the forcing fan.
  8. Give two lower nuts and remove the block of the forcing fan from fixing hairpins on a partition of a motive compartment.
  9. Disconnect a heater servo-driver electrical wiring.
  10. Release two lower and one top fixing nuts and remove the heater block.

Service of components

Servo-driver of the mixing gate

 PERFORMANCE ORDER

  1. Make sure that the mixing gate moves to the position corresponding to the choice of supply of cold air when giving food in 12 V on contact plugs No. No. 5 () and 7 (-) of the servo-driver socket, - when giving the return tension the gate has to move in an opposite direction.
  1. The faulty servo-driver is subject to replacement.

Servo-driver of switching of the directions of distribution of an air stream

 PERFORMANCE ORDER

  1. Give food of 12 V on contact plugs No. No. 4 () and 5 (-) of the socket of the servo-driver of the choice of the direction of distribution of an air stream, - the servo-driver has to switch at consecutive grounding of plugs No. No. 6, 7, 1, 2 and 3.
  1. The faulty servo-driver is subject to replacement.

Installation

 PERFORMANCE ORDER

  1. Installation is made as it should be, the return to an order of dismantle of components. Track observance of requirements of Specifications of the Head of the Cooling system, heating, ventilation and air conditioning to efforts of tightening of carving fixture.
  2. Fill the cooling system, start the engine and check it for existence of signs of development of leak of cooling liquid, in case of need make the corresponding corrections, modify heat carrier level.
  3. In conclusion do not forget to make charging To/in forces of the qualified specialist of car service.