Remove/Install Mechanical Refrigerant Compressor - AR83.55-P-5310SVZ
Engine 279 in model 223
| 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 | |
| Notice | Information on preventing damage to electronic components due to electrostatic discharge | AH54.00-P-0001-01A | |
| Notice | Protect air conditioning circuit and components from moisture when carrying out repair work | AH83.30-P-0005-01KOA | |
| Notice | Notes on avoiding damage through contamination and foreign objects | AH00.00-P-5000-01A | |
| Notes on handling refrigerant R1234yf | AH83.30-P-0003-02A | ||
| Notes on handling refrigerant R134a | AH83.30-P-0003-01KOA | ||
| Remove/install | |||
| 1 | Remove radiator unit. | AR20.20-P-3871SVZ | |
| 2 | Remove poly-V-belt (1). | AR13.22-P-1202SVZ | |
| 3 | Release and disconnect electrical connector (2) at refrigerant compressor (A9/2). | ||
| 4 | Unscrew screw (3), remove high-pressure line (4), seal exposed openings with suitable stop plugs, and place high-pressure line (4) to one side. | ||
| *BA83.55-P-1002-01ZA | |||
| Fig 1 | |||
| Fig 2 | |||
| 5 | Unscrew screw (5), remove low-pressure line (6), seal exposed openings with suitable stop plugs, and place low-pressure line (6) to one side. | ||
| *BA83.55-P-1002-01ZA | |||
| Fig 1 | |||
| Fig 2 | |||
| 6 | Remove bolts (7) and remove refrigerant. compressor (A9/2). | *BA83.55-P-1001-01ZA | |
| 7 | 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 | |
| Risk of burn injuries , suffocation and poisoning when working on the exhaust system and the components connected to it. Risk of suffocation and risk of poisoning caused by inhalation of gaseous and solid components of the exhaust. Risk of poisoning caused by skin contact with solid components of the exhaust. | Wear protective clothing and safety glasses. Use the extraction system. Move people out of the danger zone. | AS49.00-Z-0001-01A | |
| 8 | Commission refrigerant compressor (A9/2) using diagnostic system. | When installing new refrigerant compressor (A9/2). | |
| AD00.00-P-2000-06FR |
REFRIGERANT COMPRESSOR
| Number | Designation | Engine 279 | |
|---|---|---|---|
| BA83.55-P-1001-01ZA | Screw/bolt, A/C compressor to timing case/intermediate housing for oil lines | Nm | 20 |
REFRIGERANT COMPRESSOR
| Number | Designation | Engine 279 | |
|---|---|---|---|
| BA83.55-P-1002-01ZA | Screw/bolt, refrigerant line to A/C compressor | Nm | 20 |