E 420 (210.072) V8-4.2L (119.985) (1997)
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Service Port HVAC: Locations
A
High pressure connection
B
Low pressure connection
B12
Refrigerant pressure sensor
B12/1 Refrigerant temperature sensor
1
A/C compressor
2
High pressure vapor line to condenser
3
Condenser
4
High pressure liquid line to Receiver/dryer
5
Receiver/driver
6
High pressure line to evaporator
7
Low pressure line to evaporator
8
Expansion valve
9
Evaporator
10
Low pressure line to A/C compressor
