1997 MERCEDES-BENZ ML320 Complete Repair Manual

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MERCEDES-BENZ ML320 1997  Complete Repair Manual Fig. 81: Identifying Condenser 
EVAPORATOR, FUNCTION - GF83.40-P-2121-01GC 
Function  
The refrigerant, which is under high pressure, is injected into the evaporator. The evaporator is a disk-type 
ev

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MERCEDES-BENZ ML320 1997  Complete Repair Manual Fig. 82: Locating Evaporator 
EVAPORATOR, LOCATION/PURPOSE/DESIGN/FUNCTION - GF83.40-P-2121GC 
MODELS 163, up to 31.8.01, 168 with code (580) Air conditioning or Tempmatic for USA  
MODELS 163 as of 1

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MERCEDES-BENZ ML320 1997  Complete Repair Manual  Whenever the system is opened, the fluid reservoir should be replaced because of the water which has 
collected there in the meantime. 
EXPANSION VALVE, FUNCTION - GF83.40-P-2123-01GC 
Function  
Whe

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MERCEDES-BENZ ML320 1997  Complete Repair Manual Fig. 84: Locating Expansion Valve 
EXPANSION VALVE, LO CATION/TASK/DESIGN/FUNCTION - GF83.40-P-2123GC 
MODEL 163 up to 31.08.01, 168 with CODE (580) Ai r conditioning or Tempmatic for USA   
MODEL 163

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MERCEDES-BENZ ML320 1997  Complete Repair Manual Fig. 85: Identifying Expansion Valve Design
REFRIGERANT PRESSURE SENSOR, FUNCTION - GF83.40-P-2126-01GH 
Function  
Shutting off the refrigerant compressor  
The refrigerant pressure sensor (B12) send

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MERCEDES-BENZ ML320 1997  Complete Repair Manual value. 
At the following values the electric fan for engine/AC (M4/7) is switched on or off: 
refrigerant pressure > 20 bar = electric fan for engine/AC ON  
refrigerant pressure <12 bar = elect

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MERCEDES-BENZ ML320 1997  Complete Repair Manual opened.  
the injected air is dehumidified, Reheat mode  
blend air flaps controlled  
footwell nozzles closed  
DEFROSTER BUTTON, LOCATION / TASK / FUNCTION - GF83.40-P-2139GI 
MODEL 163 as

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MERCEDES-BENZ ML320 1997  Complete Repair Manual Fig. 88: Identifying Blower Button 
RECIRCULATING AIR PUSH-BUTTON, LOCATION/TASK/FUNCTION - GF83.40-P-2145GI 
MODEL 163 as of 01.09.01 with CODE (580a) Automatic air conditioning  
Fig. 89: Identifyin