Remove/Install Desiccant Cartridge - AR83.30-P-6521LW

Model 205 

Model 213 

except code 1U6 (R744 refrigerant) 

Model 253 (except 253.992/993) 

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 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.	AS83.00-Z-0006-01A
	Protect air conditioning circuit and components from moisture when carrying out repair work		AH83.30-N-0005-01A
	Notes on handling refrigerant R134a		AH83.30-N-0003-01A
	Notes on handling refrigerant R1234yf		AH83.30-P-0003-02A
	Remove/install
1	Remove condenser	Model 205 Model 213 except code 1U6 (R744 refrigerant) Model 253 (except 253.992/993)
		Model 205.013/213, 253 (except 253.992/993) with engine 654	AR83.30-P-6540OLG
		Model 205, 253 with engine 264	AR83.30-P-654OMRI
		Model 213 with engine 256.9, 274, 276.8, 642, 654, 656 except code 1U6 (R744 refrigerant)	AR83.30-P-6540LWO
		Model 205 (except 205.013/213) with engine 274, 276, 626, 651, 654 Model 253 (except 253.992/993) with engine 274, 276, 642, 651	AR83.30-P-6540LW
		Model 205 with engine 177	AR83.30-P-6540LWA
		Model 213 with engine 177 except code 1U6 (R744 refrigerant)	AR83.30-P-6540LWE
		Model 253 with engine 177	AR83.30-P-654OMNG
2	Unscrew plug (3)	Model 205 Model 253 (except 253.992/993) Plug to condenser	*BA83.30-P-1007-01Q
		Model 213 except code 1U6 (R744 refrigerant) Plug to condenser	BA83.30-P-1008-01R
3	Remove retaining ring (4)
4	Screw in the M12 screw (5) into drier head (6) and pull out drier head (6)
5	Use suitable pliers to pull out the drier module bracket (8) at pin (7)
6	Remove drier module riser line (9) together with drier module filter housing (10)	: Apply new desiccant bag (11) on drier module riser line (9).
7	Check packaging of new desiccant bag (11) for any damage	If new desiccant bag (11) packaging is damaged ↓ Use new desiccant bag (11) with undamaged packaging.
8	Install in the reverse order