Geely Emgrand X7. Manual part — 423
Geely Emgrand X7. Manual part - 423
NL08-2025b
When the automatic A/C system is in the heating mode, the temperature control motor converts the temperature
control device into the heating position, so that the air entering the heater core plays the following roles in
–
Part or all air flow passes by to heating core
– Generate
heat
transmission
Any air needing not to heat will be mixed with the heated air before entering the passenger cabin to obtain the
corresponding mixed air at proper temperature.
The state of the engine coolant is the key factor that whether the heating system is working normally.
3. Venting control System work principle
NL08-2026b
Various locations on the ventilation control system can enable the mode valve to mix or induct cold air and hot air
through the air duct; and the outside air through the A/C system is transmitted to the passenger compartment via
the air duct system and the air outlet.
Automatically select the appropriate mode status in the "AUTO (automatic)" mode, and change the air supply
mode of the vehicle by using the "MODE (mode)" button. If displaying an air supply mode currently, press a
"MODE (mode)" button to select the next air supply mode.
Air flow is changed in the following mode:
–
Blowing face send wind by instrument panel
Hot-water
inlet
Warm water
outlet
Outer new
wind inlet
Inside
circulation
windinlet
Blower
Natural
wind inlet
Heating
core
Evaporation
core
Hot-wind
outlet
Wind inlet
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–
Bi-directional-send wind by outlet port, outlet port of floor
–
Blowing foot send wind by outlet of floor
–
Blend Air outlet of front windscreen send air by floor
–
Defrost air outlet of front windscreen send air
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8.2.4 Component position
8.2.4.1 A/C system element layout location plan
5
6
7
8
4
3
1
2
NL08-2027b
Legend
1. A/C
Control
Panel
2. Floor vent duct.
3. A/C
main
host
4. Dryer
5. Condenser
6. Compressor:
7. Low pressure pipe of A/C
8. AC high pressure pipe.
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8.2.4.2 Structural layout of A/C main unit
4
6
7
8
9
1
2
3
10
5
NL08-2028b
Legend
1. H type expansion valve
2. Evaporator core assembly
3. Filter
assembly
4. Speed adjusting module.
5. Blower
assembly
6. Suction hose assembly
7. Draining
pipe
8. Evaporator temperature sensor
9. Harness
assembly
10. Heater core assembly
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