Mazda 3 since 2003
1. Operation and maintenance of the car
2. Engine
3. Transmission
4. Running gear
5. Steering mechanism
6. Brake system
7. Onboard electric equipment
8. Body
8.1. General information
8.2. Hinged components of a body
8.3. Body glazing
8.4. Seats
8.5. Conditioner and heater
8.5.1. Coolant
8.5.2. Air filter
8.5.3. Block of the air conditioning system
8.5.4. Evaporator
8.5.5. Broad valve
8.5.6. Condenser
8.5.7. Check of a radiator of a heater
8.5.8. Removal and installation of a back air duct
8.5.9. Removal and installation of the compressor of the air conditioning system
8.5.10. Dismantling and assembly of the obgonny coupling
8.5.11. Adjustment of the obgonny coupling
8.5.12. Check of the obgonny coupling
8.5.13. Removal and installation of the condenser
8.5.14. Check of the condenser
8.5.15. Removal and installation of lines of coolant (LF)
8.6. Tables
 








8-5-3-blok-sistemy-kondicionirovaniya-vozdukha.html

8.5.3. Block of the air conditioning system

The block of the air conditioning system unites blocks of cooling and heating.

Operation of the gate of management of a heater

Работа заслонки управления отопителем
Fig. 8.62. Operation of the gate of management of a heater: 1 – air stream; 2 – gate of management of a heater; 3 – evaporator; 4 – heater radiator; 5 – block of the air conditioning system; 6 – cold; 7 – hot; 8 – cold air; 9 – warm air


The gate of management of a heater installed in the block of the air conditioning system operates supply of hot or cold air, depending on position of the regulator of temperature. Control of air temperature is exercised due to change of distribution of air streams.

Operation of the gate of management of the mode of an obduv
The gate of management of the mode of an obduv can be installed in one of provisions: VENT, BI-LEVEL, HEAT, HEAT/DEF or DEFROSTER, depending on situation the regulator of the mode of an obduv.

Работа заслонки управления режимом обдува
Fig. 8.63. Operation of the gate of management of the mode of an obduv: 1 – air stream; 2 – gate of management of the mode of an obduv; 3 – evaporator; 4 – heater radiator; 5 – block of the air conditioning system; 6 – to the central channel; 7 – to a side channel; 8 – to forward and back channels of heating; 9 – to the deflector of system of heating and a side channel; 10 – VENT; 11 – BI-LEVEL; 12 – HEAT; 13 – HEAT/DEF; 14 – DFROSTER; 15 – cold air; 16 – warm air


As a result, the mode of airdistribution changes.

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8.5.2. Air filter
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8.5.4. Evaporator