Remove/install condenser filling valve - AR83.30-P-5536MCC

MODEL 451.3 (except 451.39), 451.4 (except 451.49) 

with CODE I01 (Air conditioning Plus) 

MODEL 451.39/49 

Fig 1: Identifying Condenser Filling Valve Remove/Install Components

Courtesy of MERCEDES-BENZ USA

	Remove/install
	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
	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		AH83.30-N-0005-01A
	Notes on handling refrigerant R134a		AH83.30-N-0003-01A
1	Drain air conditioning system	Drain, evacuate and recharge air conditioning, check for proper operation and check for leaks Evacuate air conditioning and then fill it.	AR83.30-P-1760MCC
2	Disconnect air conditioning service unit from diagnostic socket of suction line (2) and from diagnostic socket of pressure line (3)
	000 588 04 82 00 Air conditioning service unit		WS83.00-P-0031B
3	Remove valve insert (1) at diagnostic socket of pressure line (3)	In model 451.391/491 the valve element (1) is removed using a commercially available valve wrench for Schrader valves (connection size 4.5 mm). The valve wrench is to be used in model 451 (except 451.391/491).
		Valve wrench	Figure
4	Install in the reverse order

Fig 2: Identifying Valve Wrench (203 589 03 10 00)

Courtesy of MERCEDES-BENZ USA