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Remove/install refrigerant compressor - AR83.55-P-5300CD

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ENGINE 651 in MODEL 204, 207, 212 (except 212.098/298), 218, 221 

Shown on model 204 

Fig 1: Refrigerant Compressor Remove/Install Components - Shown On Model 204
G09977832Courtesy of MERCEDES-BENZ USA
REMOVINGINSTALLING Remove/install     
DANGER Risk of explosion by welding or soldering work on the closed air conditioning. Danger of poisoning by inhalation superheated refrigerant vapor. Risk of injury from skin and eye contact with liquid refrigerant. Never perform welding work on or near a closed air conditioning system. No smoking or open flames. Wear safety glasses and protective gloves. Work only in well-ventilated areas. Carry out repair work on the air conditioning system circuit only after the system has been drained. AS83.00-Z-0001-01A 
DANGER Danger to life from slipping or tipping of the vehicle from the hydraulic ramp. Align vehicle between vehicle lift columns and position the four support plates at the vehicle lift support points specified by vehicle manufacturer. AS00.00-Z-0010-01A
1 Drain air conditioning system ENGINE 651 in MODEL 204, 207, 212 (except 212.098/298), 218 AR83.30-P-1760CW 
ENGINE 651 in MODEL 221 AR83.30-P-1760SX
2 Remove cylinder head cover trim    
3 Remove intake hose upstream of air filter housing    
4 Remove front end struts to integral carrier ENGINE 651 in MODEL 207.4  
TORQUE SPECIFICATION Mounting brace to front end/front axle carrier *BA33.10-P-1004-01M 
5 Remove poly-V belt ENGINE 651 in MODEL 204, 212 (except 212.098/298) AR13.22-P-1202CD
ENGINE 651 in MODEL 207, 218, 221 AR13.20-P-0001OMA
6 Disconnect electrical connector (1) at A/C compressor (A9)    
7 Remove bolts (2) ENGINE 651 in MODEL 204, 207 with Denso refrigerant compressor ENGINE 651 in MODEL 204, 207with Valeo refrigerant compressor  
TORQUE SPECIFICATION
ENGINE 651 in MODEL 204, 207 with Denso refrigerant compressor
ENGINE 651 in MODEL 204, 207 with Valeo refrigerant compressor
*BA83.55-P-1003-01W 
8 Place intake line and pressure line to one side NOTES
Close off openings for lines.
So that no dirt and no moisture can enter.
IMPORTANT Installation: Replace seal.
 
9 Remove screws/bolts (3) from A/C compressor (A9) ENGINE 651 in MODEL 204, 207 with Denso refrigerant compressor ENGINE 651 in MODEL 204, 207 with Valeo refrigerant compressor  
TORQUE SPECIFICATION
ENGINE 651 in MODEL 204, 207 with Denso refrigerant compressor
ENGINE 651 in MODEL 204, 207 with Valeo refrigerant compressor
*BA83.55-P-1001-01W 
TORQUE SPECIFICATION
ENGINE 651 in MODEL 204, 207 with Denso refrigerant compressor
ENGINE 651 in MODEL 204, 207 with Valeo refrigerant compressor
*BA83.55-P-1002-01W 
10 Remove A/C compressor (A9)    
11 Install in the reverse order    
REFRIGERANT COMPRESSOR

Number Designation ENGINE 651 in MODEL 117, 156, 166, 172, 176, 205, 212, 218, 221, 222, 246 ENGINE 651 in MODEL 204, 207 with Denso refrigerant compressor
BA83.55-P-1003-01W Refrigerant line to refrigerant compressor Nm 20 20
REFRIGERANT COMPRESSOR

Number Designation ENGINE 651 in MODEL 204, 207 with Valeo refrigerant compressor
BA83.55-P-1003-01W Refrigerant line to refrigerant compressor Nm  
REFRIGERANT COMPRESSOR

Number Designation ENGINE 651 in MODEL 117, 156, 166, 172, 176, 205, 212, 218, 221, 222, 246 ENGINE 651 in MODEL 204, 207 with Denso refrigerant compressor
BA83.55-P-1001-01W Bolt, refrigerant compressor to major assembly carrier Nm 20 20
REFRIGERANT COMPRESSOR

Number Designation ENGINE 651 in MODEL 204, 207 with Valeo refrigerant compressor
BA83.55-P-1001-01W Bolt, refrigerant compressor to major assembly carrier Nm  
FRONT AXLE CARRIER

Number Designation MODEL 207
BA33.10-P-1004-01M Mounting brace to front end/front axle carrier M8 Nm 23
M10 Nm 50
REFRIGERANT COMPRESSOR

Number Designation ENGINE 651 in MODEL 117, 156, 166, 172, 176, 205, 212, 218, 221, 222, 246 ENGINE 651 in MODEL 204, 207 with Denso refrigerant compressor
BA83.55-P-1002-01W Bolt, refrigerant compressor to engine support Nm 20 20
REFRIGERANT COMPRESSOR

Number Designation ENGINE 651 in MODEL 204, 207 with Valeo refrigerant compressor
BA83.55-P-1002-01W Bolt, refrigerant compressor to engine support Nm