Check Evaporator For Leaks - AR83.30-P-5550Q

MODEL 164, 166, 197, 199, 204, 207, 209, 211, 212, 216, 218, 219, 221, 230, 240, 245 (except 245.286), 251, 292 

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

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

Shown on model 203 

	Risk of poisoning  caused by inhaling overheated refrigerant vapors from an air conditioning system containing R134a. Risk of injury  to skin and eyes caused by contact with liquid R134a refrigerant and when working on pressurized parts	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 rooms. Carry out repair work on the air conditioning system circuit only after the system has been evacuated. Model 164, 197, 199, 204, 207, 209, 211, 212, 216, 218, 219, 221, 230, 240, 245 (except 245.286), 251 Model 166, 292 except code 2U8 (Alternative refrigerant) Model 169 (except 169.090), 171 with code 580 (Air-conditioning system) Model 169 (except 169.090), 171 with code 581 (Automatic air conditioning)	AS83.00-Z-0006-01A
	Risk of fire  due to ignition of R1234yf refrigerant on hot components. Risk of poisoning  caused by inhaling overheated refrigerant vapors. Risk of injury  to skin and eyes caused by contact with escaped R1234yf refrigerant and when working on pressurized parts. Risk of explosion  due to formation of ignitable refrigerant/air mixtures	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 rooms. Carry out repair work on the air conditioning system circuit only after the system has been evacuated. Model 166, 292 with code 2U8 (Alternative refrigerant)	AS83.00-Z-0007-01A
	Procedure for a damaged or leaky air conditioning system		AH83.30-N-0004-01A
	Protect air conditioning circuit and components from moisture when carrying out repair work	Model 169 (except 169.090), 171 with code 580 (Air-conditioning system) Model 169 (except 169.090), 171 with code 581 (Automatic air conditioning) Model 211, 216, 219, 230, 245 (except 245.286)	AH83.30-N-0005-01A
	Protect air conditioning circuit and components from moisture when carrying out repair work	Model 164, 209, 251	AH83.30-P-0005-01P
	Protect air conditioning circuit and components from moisture when carrying out repair work	Model 199	AH83.30-P-0005-01SLR
	Protect air conditioning circuit and components from moisture when carrying out repair work	Model 240	AH83.30-P-0005-01H
	Protect air conditioning circuit and components from moisture when carrying out repair work	Model 166, 197, 204, 207, 212, 218, 221, 292	AH83.30-P-0005-01A
	Notes on handling refrigerant R1234yf	Model 166, 292 with code 2U8 (Alternative refrigerant)	AH83.30-P-0003-02A
	Notes on handling refrigerant R134a	Model 164, 197, 199, 204, 207, 209, 211, 212, 216, 218, 219, 221, 230, 240, 245 (except 245.286), 251 Model 166, 292 except code 2U8 (Alternative refrigerant) Model 169 (except 169.090), 171 with code 580 (Air-conditioning system) Model 169 (except 169.090), 171 with code 581 (Automatic air conditioning)	AH83.30-N-0003-01A
	Remove
1	Remove expansion valve	Model 171.4 with code 580 (Air-conditioning system) Model 171.4 with code 581 (Automatic air conditioning)	AR83.30-P-5520V
		Model 204, 207, 212, 218	AR83.30-P-5520CW
		Model 164 with code 580 (Air-conditioning system) Model 164 with code 581 (Automatic air conditioning) Model 164 with code 582 (Rear air conditioner)	AR83.30-P-5520GZ
		Model 166, 292	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 197	AR83.30-P-5520RQ
		Model 199	AR83.30-P-5520SLR
		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
	Check
2.1	Install adapter (1) with adapter hose 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, 292 Model 171 with code 580 (Air-conditioning system) Model 171 with code 581 (Automatic air conditioning) Model 240 Front air conditioning Model 216 Model 221 Bolt, expansion valve to retaining plate	*BA83.30-P-1003-01K
		Model 219 Screw/bolt, expansion valve to retaining plate	*BA83.30-P-1005-01H
		Model 164.1/8, 166, 251, 292 Bolt, expansion valve to retaining plate	*BA83.30-P-1006-01J
		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 580 (Air-conditioning system) Model 171.473 with code 581 (Automatic air conditioning) Model 209 Bolt, expansion valve	*BA83.30-P-1002-01D
		Model 197 Nut on expansion valve	*BA83.30-P-1009-01M
		Model 199, 204, 207, 211, 212, 218, 230 Model 240 Front air conditioning Screw/bolt on expansion valve	*BA83.30-P-1002-01A
		Adapter	Fig 1
		Adapter hose	Fig 2
2.2	Install adapter (1) 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)	*BA83.30-P-1001-01G
		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) Bolt, expansion valve	*BA83.30-P-1002-01A
		Model 240 Rear-end air conditioning Screw/bolt on expansion valve Test adapter	Fig 3
3	Connect leak tester to adapter (1) 000 588 19 21 00 Leak tester		WS83.00-P-0035B
4	Fill evaporator with forming gas and check for leaks	The system pressure must be maintained for at least 4 h.
		The leak tester operator's manual must be observed.
		Temperature changes during the pressure test can cause pressure surges, e. g. due to weather changes, transition from day to night, cooling down of engine compartment. Consistent ambient conditions must be strictly ensured.
		Pressure drop in refrigerant circuit filled with test gas In case of a complaint ↓ Replace evaporator	*BE83.30-P-1001-04A
		Model 166, 292	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 164 with code 580 (Air-conditioning system) Model 164 with code 581 (Automatic air conditioning) Model 164 with code 582 (Rear air conditioner)	AR83.30-P-5540GZ
		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 with code 580 (Air-conditioning system) Model 209 with code 581 (Automatic air conditioning)	AR83.30-P-5540P
		Model 211.0/2/6	AR83.30-P-5540T
		Model 219.3	AR83.30-P-5540SX
		Model 216.3, 221.0/1	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
5	Disconnect leak tester from adapter (1) 000 588 19 21 00 Leak tester		WS83.00-P-0035B
6.1	Remove adapter (1) and adapter hose	Model 164, 166, 197, 199, 204, 207, 209, 211, 212, 216, 218, 219, 221, 230, 251, 292 Model 171 with code 580 (Air-conditioning system) Model 171 with code 581 (Automatic air conditioning) Model 240 Front air conditioning Adapter hose	Fig 2
		Adapter	Fig 1
6.2	Remove adapter (1)	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) Test adapter	Fig 3
	Install
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) Model 164 with code 582 (Rear air conditioner)	AR83.30-P-5520GZ
		Model 166, 292	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
	Compressor oils (specification 362.1)	New sealing rings must be coated with compressor oil.	BB00.40-P-0362-01A

Fig 1: Identifying Adapter (463 589 01 63 00)

Courtesy of MERCEDES-BENZ USA

Fig 2: Identifying Adapter Hose (140 589 51 63 01)

Courtesy of MERCEDES-BENZ USA

Fig 3: Identifying Test Adapter (140 589 51 63 00)

Courtesy of MERCEDES-BENZ USA