BASIC SYSTEM FLOW DIAGRAM
BUE071100000N03
Ventilation System
1
Vent
2
Bi-level
3
Heat
4
Heat/def
5
Defroster
Refrigerant System
1
A/C charging valve port (low side)
2
A/C cycling switch
3
Accumulator tank
4
A/C compressor
5
Pressure relief valve (AJ (3.0L Duratec), YF (2.0L Zetec))
6
Refrigerant pressure switch
7
A/C charging valve port (high side)
8
Condenser
9
Evaporator core orifice
10
Evaporator
11
Low pressure vapor
12
High pressure vapor
13
Low pressure liquid
14
High pressure liquid
