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Check evaporator for leaks - AR83.30-P-5550Q

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MODEL 164, 166, 197, 199, 204, 207, 209, 211, 212, 216, 218, 219, 221, 230, 240, 245 (except 245.286), 251 

MODEL 169 (except 169.090), 171 with CODE 580 (Air-conditioning system) 

MODEL 169 (except 169.090), 171 with CODE 581 (Automatic air conditioning) 

MODIFICATION NOTES

9.3.15 Mother expansion valve Model 197 *BA83.30-P-1009-01M 

Shown on MODEL 203 

Fig 1: Checking Evaporator Leaks
G09977792DANGERDANGERNOTESNOTESNOTESNOTESNOTESIMPORTANTINSPECTTORQUE SPECIFICATIONTORQUE SPECIFICATIONTORQUE SPECIFICATIONTORQUE SPECIFICATIONTORQUE SPECIFICATIONTORQUE SPECIFICATIONSPECIAL TOOLSPECIAL TOOLTORQUE SPECIFICATIONTORQUE SPECIFICATIONSPECIAL TOOLSPECIAL TOOLIMPORTANTCourtesy of MERCEDES-BENZ USA
DANGER Risk of explosion  caused by welding or soldering work on closed air conditioning system. Risk of poisoning  caused by inhaling overheated refrigerant vapors. Risk of injury to skin and eyes caused by 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-P-0001-01H
DANGER Risk of explosion  caused by welding or soldering work on closed air conditioning system. Risk of poisoning  caused by inhaling overheated refrigerant vapors. Risk of injury  to skin and eyes caused by contact with liquid refrigerant. Do not 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 
NOTES Procedure for a damaged or leaky air conditioning system   AH83.30-N-0004-01A
NOTES Protect air conditioning circuit and components from moisture when carrying out repair work   AH83.30-P-0005-01P
NOTES Protect air conditioning circuit and components from moisture when carrying out repair work   AH83.30-P-0005-01SLR
NOTES Protect air conditioning circuit and components from moisture when carrying out repair work   AH83.30-P-0005-01H
NOTES Protect air conditioning circuit and components from moisture when carrying out repair work   AH83.30-P-0005-01A
IMPORTANT Notes on handling refrigerant R134a   AH83.30-N-0003-01A
INSPECT Check     
1 Remove expansion valve MODEL 164 with CODE 580 (Air-conditioning system)
MODEL 164 with CODE 581 (Automatic air conditioning)		 AR83.30-P-5520GZ
MODEL 166 AR83.30-P-5520GQ
MODEL 169.0 (except 169.090), 169.3, 245.2 (except 245.286) with CODE 580 (Air-conditioning system)
MODEL 169.0 (except 169.090), 169.3, 245.2 (except 245.286) with CODE 581 (Automatic air conditioning)		 AR83.30-P-5520AK
MODEL 171.4 with CODE 580 (Air-conditioning system)
MODEL 171.4 with CODE 581 (Automatic air conditioning)		 AR83.30-P-5520V
MODEL 197 AR83.30-P-5520RQ
MODEL 199 AR83.30-P-5520SLR
MODEL 204, 207, 212, 218 AR83.30-P-5520CW 
MODEL 209 with CODE 580 (Air-conditioning system)
MODEL 209 with CODE 581 (Automatic air conditioning)		 AR83.30-P-5520Q
MODEL 211.0/2/6 AR83.30-P-5520T
MODEL 219.3 AR83.30-P-5520TX
MODEL 216.3, 221.0/1 AR83.30-P-5520SX
MODEL 230.4 AR83.30-P-5520R
MODEL 240 Front air conditioning AR83.30-P-5520H
MODEL 240 Rear-end air conditioning AR83.30-P-5520HA
MODEL 251 with CODE 580 (Air-conditioning system)
MODEL 251 with CODE 581 (Automatic air conditioning)		 AR83.30-P-5520RT
2.1 Install adapter (1) in place of expansion valve with new sealing rings (2, 6) MODEL 164, 166, 197, 199, 204, 207, 209, 211, 212, 216, 218, 219, 221, 230, 251
MODEL 171 with CODE 580 (Air-conditioning system)
MODEL 171 with CODE 581 (Automatic air conditioning)
MODEL 240 Front air conditioning		  
TORQUE SPECIFICATION
MODEL 216
MODEL 221		 *BA83.30-P-1003-01K 
TORQUE SPECIFICATION
MODEL 219		 *BA83.30-P-1005-01H 
TORQUE SPECIFICATION
MODEL 164.1/8, 166, 251		 *BA83.30-P-1006-01J 
TORQUE SPECIFICATION
MODEL 171 (except 171.473) with CODE 580 (Air-conditioning system)
MODEL 171 (except 171.473) with CODE 581 (Automatic air conditioning)
MODEL 171.473 with CODE 581 (Automatic air conditioning)
MODEL 209		 *BA83.30-P-1002-01D 
TORQUE SPECIFICATION
MODEL 197		 *BA83.30-P-1009-01M 
TORQUE SPECIFICATION
MODEL 199, 204, 207, 211, 212, 218, 230
MODEL 240
Front air conditioning		 *BA83.30-P-1002-01A 
SPECIAL TOOL Adapter Fig 3
SPECIAL TOOL Adapter hose Fig 4
2.2 Install test adapter in place of expansion valve with new sealing rings (2, 6) MODEL 169 (except 169.090) with CODE 580 (Air-conditioning system)
MODEL 169 (except 169.090) with CODE 581 (Automatic air conditioning)
MODEL 240
Rear-end air conditioning MODEL 245.2 (except 245.286)		  
TORQUE SPECIFICATION
MODEL 169 (except 169.090) with CODE 580 (Air-conditioning system)
MODEL 169 (except 169.090) with CODE 581 (Automatic air conditioning)
MODEL 245 (except 245.286)		 *BA83.30-P-1001-01G 
TORQUE SPECIFICATION
MODEL 240
Rear-end air conditioning		 *BA83.30-P-1002-01A 
SPECIAL TOOL Test adapter Fig 5
3 Connect test equipment to adapter (1) or test adapter SPECIAL TOOL Leak tester Fig 2
4 Fill evaporator with nitrogen and check for leaktightness IMPORTANT Temperature changes during the pressure test (e.g. through change in weather or cooling down of the engine compartment) can cause pressure surges. Consistent ambient conditions must therefore be strictly ensured.  
Pressure drop in refrigerant circuit filled with nitrogen
If there are problems:
↓
Replace evaporator.		 *BE83.30-P-1001-04A 
MODEL 164 with CODE 580 (Air-conditioning system)
MODEL 164 with CODE 581 (Automatic air conditioning)		 AR83.30-P-5540GZ
MODEL 166 AR83.30-P-5540GQ
MODEL 169.0 (except 169.090), 169.3, 245.2 (except 245.286) with CODE 580 (Air-conditioning system)
MODEL 169.0 (except 169.090), 169.3, 245.2 (except 245.286) with CODE 581 (Automatic air conditioning)		 AR83.30-P-5540AK
MODEL 171.4 with CODE 580 (Air-conditioning system)
MODEL 171.4 with CODE 581 (Automatic air conditioning)		 AR83.30-P-5540V
MODEL 197 AR83.30-P-5540RQ
MODEL 204, 207, 212, 218 AR83.30-P-5540CW 
MODEL 209 AR83.30-P-5540P
MODEL 211.0/2/6 AR83.30-P-5540T
MODEL 216.3, 221.0/1 AR83.30-P-5540SX
MODEL 219.3 AR83.30-P-5540TX
MODEL 230.4 AR83.30-P-5540R
MODEL 251 with CODE 580 (Air-conditioning system)
MODEL 251 with CODE 581 (Automatic air conditioning)		 AR83.30-P-5540RT
MODEL 240 Front air conditioning AR83.30-P-5200H
MODEL 240 Front air conditioning AR83.50-P-9020H
MODEL 199 AR83.30-P-5200SLR
5 Disconnect test equipment from adapter (1) or test adapter    
6.1 Remove adapter (1) and adapter hose MODEL 164, 166, 197, 199, 204, 207, 209, 211, 212, 216, 218, 219, 221, 230, 251
MODEL 171 with CODE 580 (Air-conditioning system)
MODEL 171 with CODE 581 (Automatic air conditioning)
MODEL 240 Front air conditioning		  
6.2 Remove test adapter MODEL 169 (except 169.090), 245.2 (except 245.286) with CODE 580 (Air-conditioning system) MODEL 240 Rear-end air conditioning  
7 Install expansion valve with new sealing rings (2, 6) MODEL 164 with CODE 580 (Air-conditioning system)
MODEL 164 with CODE 581 (Automatic air conditioning)		 AR83.30-P-5520GZ
MODEL 166 AR83.30-P-5520GQ
MODEL 169 (except 169.090), 245.2 (except 245.286) with CODE 580 (Air-conditioning system)
MODEL 169 (except 169.090), 245.2 (except 245.286) with CODE 581 (Automatic air conditioning)		 AR83.30-P-5520AK
MODEL 171.4 with CODE 580 (Air-conditioning system)
MODEL 171.4 with CODE 581 (Automatic air conditioning)		 AR83.30-P-5520V
MODEL 197 AR83.30-P-5520RQ
MODEL 199 AR83.30-P-5520SLR
MODEL 204, 207, 212, 218 AR83.30-P-5520CW 
MODEL 209 with CODE 580 (Air-conditioning system)
MODEL 209 with CODE 581 (Automatic air conditioning)		 AR83.30-P-5520Q
MODEL 211.0/2/6 AR83.30-P-5520T
MODEL 219.3 AR83.30-P-5520TX
MODEL 216.3, 221.0/1 AR83.30-P-5520SX
MODEL 230.4 AR83.30-P-5520R
MODEL 240 Front air conditioning AR83.30-P-5520H
MODEL 240 Rear-end air conditioning AR83.30-P-5520HA
MODEL 251 with CODE 580 (Air-conditioning system)
MODEL 251 with CODE 581 (Automatic air conditioning)		 AR83.30-P-5520RT
AIR CONDITIONING

Number Designation MODEL 164, 166, 169, 171, 190, 197, 199, 204, 205, 207, 209, 211, 212, 216, 218, 219, 221, 230, 240, 245, 251
BE83.30-P-1001-04A Pressure drop in refrigerant circuit filled with nitrogen Test pressure bar 15
Test period h 4
Pressure drop bar 0
AIR CONDITIONING

Number Designation MODEL 169, 245
BA83.30-P-1001-01G Bolt on expansion valve Nm 8
AIR CONDITIONING

Number Designation MODEL 199 MODEL 204
BA83.30-P-1002-01A Screw/bolt on expansion valve Nm 8 5, 5
AIR CONDITIONING

Number Designation MODEL 207 MODEL 211
BA83.30-P-1002-01A Screw/bolt on expansion valve Nm 5, 5 8
AIR CONDITIONING

Number Designation MODEL 212 MODEL 218
BA83.30-P-1002-01A Screw/bolt on expansion valve Nm 5, 5 5, 5
AIR CONDITIONING

Number Designation MODEL 230 MODEL 240
BA83.30-P-1002-01A Screw/bolt on expansion valve Nm 8 8
AIR CONDITIONING

Number Designation MODEL 203, 209 MODEL 171 (except 171.473)
BA83.30-P-1002-01D Expansion valve bolt Nm 10 4
AIR CONDITIONING

Number Designation MODEL 171.473
BA83.30-P-1002-01D Expansion valve bolt Nm 4
AIR CONDITIONING

Number Designation MODEL 221 MODEL 216
BA83.30-P-1003-01K Bolt, expansion valve to retaining plate Nm 5 5
AIR CONDITIONING

Number Designation MODEL 219
BA83.30-P-1005-01H Screw/bolt, expansion valve to retaining plate Nm 5
AIR CONDITIONING

Number Designation MODEL 164.1 MODEL 164.8
BA83.30-P-1006-01J Screw/bolt, expansion valve to retaining plate Nm 5 5
AIR CONDITIONING

Number Designation MODEL 166 MODEL 251
BA83.30-P-1006-01J Screw/bolt, expansion valve to retaining plate Nm 5 5
AIR CONDITIONING

Number Designation MODEL 197
BA83.30-P-1009-01M Nut on expansion valve Nm 8
Fig 2: Identifying Leak Tester (000 588 10 21 00)
G09977793Courtesy of MERCEDES-BENZ USA
Fig 3: Identifying Adapter (463 589 01 63 00)
G09977794Courtesy of MERCEDES-BENZ USA
Fig 4: Identifying Adapter Hose (140 589 51 63 01)
G09977795Courtesy of MERCEDES-BENZ USA
Fig 5: Identifying Test Adapter (140 589 51 63 00)
G09977796Courtesy of MERCEDES-BENZ USA
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