Rover Land Discovery Specifications Page 752

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82
AIR CONDITIONING
2
DESCRIPTION AND OPERATION
SCHEMATIC LAYOUT OF THE AIR CONDITIONING
SYSTEM
1. Compressor
2. Condenser
3. Receiver/drier
4. Thermostatic expansion valve
5. Evaporator
6. Capillary tube
7. Dual pressure switch
8. Cooling fans to maintain air flow
9. Compressor high pressure relief valve
10. Sight glass - refrigerant
11. Drying agent - receiver/drier
12. Blower motor
A1 Ambient air flow through condenser
A2 Ambient air flow through fan and evaporator
A3 Cooled air flow to vehicle interior
F1 High pressure high temperature refrigerant
vapour
F2 High pressure slightly subcooled refrigerant
liquid
F3 High pressure slightly subcooled refrigerant
liquid with moisture, vapour bubbles and foreign
matter removed
F4 Low pressure low temperature mixed liquid and
vapour
F5 Low pressure slightly super heated refrigerant
vapour
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