Removing and installing evaporator - AR83.30-P-5540M

MODELS 215, 220 

Fig 1: Identifying Evaporator Remove/Install Components (1 Of 4)

Courtesy of MERCEDES-BENZ USA

Fig 2: Identifying Evaporator Remove/Install Components (2 Of 4)

Courtesy of MERCEDES-BENZ USA

Fig 3: Identifying Evaporator Remove/Install Components (3 Of 4)

Courtesy of MERCEDES-BENZ USA

Fig 4: Identifying Evaporator Remove/Install Components (4 Of 4)

Courtesy of MERCEDES-BENZ USA

	Removing, installing
	Risk of explosion  through welding or soldering operations on closed air conditioning system. Risk of poisoning  through inhaling overheated refrigerant vapors. Risk of injury  through skin and eye contact with fluid coolant	Do not carry out welding operations on closed air conditioning system or around it. Smoking and naked flame are forbidden. Wear protective glasses and protective gloves, work only in well ventilated areas. Only carry out repair operations on air conditioning circuit with system drained.	AS83.00-Z-0001-01A
	Procedure with damaged or leaking air conditioning system		AH83.30-N-0004-01A
	Protect air conditioning circuit and components from dampness when carrying out repair operations		AH83.30-N-0005-01A
	Notes for handling refrigerant R134a		AH83.30-N-0003-01A
1	Drain air conditioning system (recycling), purge, fill, check for leaks	When evacuating refrigerant, the quantity of compressor oil evacuated must be added again to refrigerant circuit when refilling air conditioning (new oil)
2	Remove evaporator housing (1)		AR83.30-P-5200M
3	Remove heat exchanger		AR83.25-P-1100M
4	Detach stepper motors connections (4)
5	Detach 2 clamps (2)
6	Detach 4 clips (3)
7	Detach stepper motors connections (5)
8	Detach 7 clips (6)
9	Detach 7 clips (7)
10	Remove air distributor, upper section (8)
11	Detach evaporator core (9)	Clean air distributor, lower section
		Installation:  Note oil top-up quantity when replacing evaporator	*BF83.55-P-1004-01A
12	Unscrew screws (10)	Installation:  Tighten screws alternately to avoid jamming
			*BA83.30-P-1002-01A
13	Detach expansion valve (11)	Close off openings (parts kit), replace O-rings (4) (moisten with compressor oil)
14	Replace fluid reservoir		AR83.30-P-6520M
15	Install in the reverse order

AIR CONDITIONING

Number	Designation		Model 215	Model 220
BA83.30-P-1002-01A	Screw, expansion valve	Nm	10	10

A/C COMPRESSOR

Number	Designation			A/C compressor 7SE16 in model 215	A/C compressor 7SE16 in model 220
BF83.55-P-1004-01A	Additional oil quantity when replacing evaporator	Compressor oil	cm3	40	40
		Specifications for service products	Sheet	BB00.40-P-0362-00A	BB00.40-P-0362-00A