Remove/Install Condenser In Wheel Arch - AR83.30-P-6542MFG

Model 118, 177, 247 with engine 139

MODIFICATION NOTES

25.11.2019

Document completely revised.

Fig 1: Condenser In Wheel Arch Components Location - Model 247 With Engine 139

Courtesy of MERCEDES-BENZ USA

Courtesy of MERCEDES-BENZ USA

Courtesy of MERCEDES-BENZ USA

	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.	AS83.00-Z-0007-01A
	Risk of injury . Skin or eye injuries may result when handling hot or glowing objects.	Wear protective gloves, protective clothing and safety glasses, if necessary.	AS00.00-Z-0002-01A
	Risk of injury caused by scraping or cutting body parts on sharp vehicle parts	Always wear protective gloves when working on or near sharp and non-deburred vehicle parts. Deburr repair panels.	AS00.00-Z-0017-01A
Notice	Notes on avoiding damage through contamination and foreign objects		AH00.00-P-5000-01A
Notice	Procedure for a damaged or leaky air conditioning system		AH83.30-P-0004-01KOA
Notice	Notes on coolant		AH20.00-P-2080-01KOA
Notice	Protect air conditioning circuit and components from moisture when carrying out repair work		AH83.30-P-0005-01KOA
	Notes on handling refrigerant R1234yf		AH83.30-P-0003-02A
	Remove/install
1	Discharge air conditioning system.		AR83.30-P-1760MFA
2	Detach front right wheel and tire assembly.		AR40.10-P-1102MFA
3	Remove front section from right front fender liner.		AR88.10-P-1301MFA
4	Release and disconnect electrical connector (7).
5	Remove electric lines (5, 8) from blower (13).	Do not kink stretch or crush electric lines (5, 8). Otherwise the electric lines (5, 8) will be damaged and the function will be impaired.
6	Unscrew nut (2), remove refrigerant lines (4) and seal openings with protective covers.
	Compressor oils (specification 362.1)	: Install new seals and wet with compressor oil.	BB00.40-P-0362-01A
		Nut, refrigerant line to condenser	*BA83.30-P-1007-01T
		Set of protective covers	Fig 3
7	Remove screw (12) and remove holder (11).	M6x1	*BA00.10-P-1002-04A
8	Remove condenser (1) together with blower (13) and frame (10).	The holder (9) remains in the vehicle.
9	Unclip blower (13) from frame (10).	When replacing condenser (1). Long wedge	Fig 2
10	Remove condenser (1) from frame (10).	When replacing condenser (1).
11	Install in the reverse order.
	Risk of accident from vehicle starting off by itself when engine running. Risk of injury (bruises and burns) resulting from working on the engine while it is being started or when it is running.	Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts.	AS00.00-Z-0005-01A
12	Perform engine test run and, during this, check air conditioning system for proper operation.