Refrigerant Compressor, Remove/Install - AR83.55-P-5310LW
Engine 274 in model 205 except code ME06 (Hybrid drive 60 kW variant (incl. plugin))
Engine 274 in model 213 except code ME06 (Hybrid drive 60 kW variant (incl. plugin))
Engine 274 in model 253 (except 253.354/954)
Shown on model 205
Shown on model 205
| Risk of injury when working on air conditioning systems due to R744 refrigerant escaping under pressure. Risk of suffocation from inhaling R744 refrigerant in high concentrations. Health hazard caused by inhalation of R744 refrigerant | 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 evacuated. Engine 274 in model 213 with code 1U6 (R744 refrigerant) except code ME06 (Hybrid drive 60 kW variant (incl. plugin)) | AS83.00-Z-0008-01A | |
| 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. Engine 274 in model 205 with code 2U8 (Alternative refrigerant) except code ME06 (Hybrid drive 60 kW variant (incl. plugin)) Engine 274 in model 213 with code 2U8 (Alternative refrigerant) except code ME06 (Hybrid drive 60 kW variant (incl. plugin)) Engine 274 in model 253 (except 253.354/954) with code 2U8 (Alternative refrigerant) |
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. Engine 274 in model 205 except code 2U8 (Alternative refrigerant) except code ME06 (Hybrid drive 60 kW variant (incl. plugin)) Engine 274 in model 213 except code 1U6 (R744 refrigerant) except code 2U8 (Alternative refrigerant) except code ME06 (Hybrid drive 60 kW variant (incl. plugin)) Engine 274 in model 253 (except 253.354/954) except code 2U8 (Alternative refrigerant) |
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 R744 | Engine 274 in model 213 with code 1U6 (R744 refrigerant) except code ME06 (Hybrid drive 60 kW variant (incl. plugin)) | AH83.30-P-0003-03A | |
| Notes on handling refrigerant R134a | Engine 274 in model 205 except code 2U8 (Alternative refrigerant) except code ME06 (Hybrid drive 60 kW variant (incl. plugin)) Engine 274 in model 213 except code 1U6 (R744 refrigerant) except code 2U8 (Alternative refrigerant) except code ME06 (Hybrid drive 60 kW variant (incl. plugin)) Engine 274 in model 253 (except 253.354/954) except code 2U8 (Alternative refrigerant) |
AH83.30-N-0003-01A | |
| Notes on handling refrigerant R1234yf | Engine 274 in model 205 with code 2U8 (Alternative refrigerant) except code ME06 (Hybrid drive 60 kW variant (incl. plugin)) Engine 274 in model 213 with code 2U8 (Alternative refrigerant) except code ME06 (Hybrid drive 60 kW variant (incl. plugin)) Engine 274 in model 253 (except 253.354/954) with code 2U8 (Alternative refrigerant) |
AH83.30-P-0003-02A | |
| Remove | |||
| 1 | Discharge air conditioning system. | Engine 274 in model 205 except code ME06 (Hybrid drive 60 kW variant (incl. plugin)) Engine 274 in model 213 except code ME06 (Hybrid drive 60 kW variant (incl. plugin)) Engine 274 in model 253 (except 253.354/954) |
AR83.30-P-1760LW |
| 2 | Remove engine air intake duct (1). | ||
| 3 | Remove fan unit. | Engine 274.9 in model 205 except code ME06 (Hybrid drive 60 kW | AR20.40-P-5050LWB |
| variant (incl. plugin)) Engine 274 in model 213 except code ME06 (Hybrid drive 60 kW | AR20.40-P-5050OLC | ||
| variant (incl. plugin)) Engine 274.9 in model 253 (except 253.354/954) | AR20.40-P-5050RF | ||
| 4 | Install protective plate (2). | ||
| Protective plate for cooling module | WF58.50-P-0110-04A | ||
| 5 | Remove poly-V-belt. | Engine 274 in model 253 (except 253.354/954) Engine 274.9 in model 205 (except 205.047/147/247) except code ME06 (Hybrid drive 60 kW variant (incl. plugin)) |
AR13.20-P-0001MRA |
| Engine 274 in model 213 (except 213.050) except code ME06 (Hybrid drive 60 kW variant (incl. plugin)) | AR13.22-P-1202MRD | ||
| 6 | Release and disconnect electrical connector (6). | ||
| 7 | Remove front and center lower engine compartment paneling. | Engine 274 in model 205 except code ME06 (Hybrid drive 60 kW variant (incl. plugin)) Engine 274 in model 253 (except 253.354/954) | AR61.20-P-1105LW |
| Engine 274 in model 213 except code ME06 (Hybrid drive 60 kW variant (incl. plugin)) | AR61.20-P-1105LWE | ||
| 8 | Remove screw (7). | ||
| 9 | Remove high-pressure line (8) and seal openings with suitable stop plugs. | Fig 2 | |
| 10 | Remove screw (9). | ||
| 11 | Remove low-pressure line (10) and seal openings with suitable stop plugs. | Fig 2 | |
| 12 | Remove screws (4, 5). | ||
| 13 | Remove screw (3) and remove refrigerant compressor (11) upwards from engine compartment. | ||
| Install | |||
| 14 | Correct oil level of refrigerant compressor (11). | Engine 274 in model 213 with code 1U6 (R744 refrigerant) except code ME06 (Hybrid drive 60 kW variant (incl. plugin)) When replacing the refrigerant compressor (11). | |
| AR83.55-P-5310-02MNM | |||
| 15 | Place refrigerant compressor (11) for 10 minutes onto belt pulley and then turn belt pulley to and fro 3 times by approx. 90°. | Engine 274 in model 213 with code 1U6 (R744 refrigerant) except code ME06 (Hybrid drive 60 kW variant (incl. plugin)) When replacing the refrigerant compressor (11). |
|
| 16 | Position refrigerant compressor (11) and tighten screw (3) lightly by hand. | ||
| 17 | Tighten screws (3, 4, 5). | *BA83.55-P-1001-01M | |
| 18 | Remove stop plug, install low-pressure line (10) with sealing ring and tighten screw (9). | ||
| *BA83.55-P-1011-01M | |||
Engine 274 in model 213 except code 1U6 (R744 refrigerant) except code ME06 (Hybrid drive 60 kW variant (incl. plugin)) Engine 274 in model 253 (except 253.354/954) Bolt, refrigerant line to refrigerant compressor |
*BA83.55-P-1003-01M | ||
| Fig 2 | |||
| 19 | Remove stop plug, install high-pressure line (8) with sealing ring and tighten screw (7). | ||
| *BA83.55-P-1011-01M | |||
Engine 274 in model 213 except code 1U6 (R744 refrigerant) except code ME06 (Hybrid drive 60 kW variant (incl. plugin)) Engine 274 in model 253 (except 253.354/954) Bolt, refrigerant line to refrigerant compressor |
*BA83.55-P-1003-01M | ||
| Fig 2 | |||
| 20 | Install the front and lower center engine compartment lining. | Engine 274 in model 205 except code ME06 (Hybrid drive 60 kW variant (incl. plugin)) Engine 274 in model 253 (except 253.354/954) | AR61.20-P-1105LW |
| Engine 274 in model 213 except code ME06 (Hybrid drive 60 kW variant (incl. plugin)) | AR61.20-P-1105LWE | ||
| 21 | Put together electrical connector (6) and lock. | ||
| 22 | Install poly-V-belt. | Engine 274 in model 253 (except 253.354/954) Engine 274.9 in model 205 (except 205.047/147/247) except code ME06 (Hybrid drive 60 kW variant (incl. plugin)) |
AR13.20-P-0001MRA |
| Engine 274 in model 213 (except 213.050) except code ME06 (Hybrid drive 60 kW variant (incl. plugin)) | AR13.22-P-1202MRD | ||
| 23 | Remove protective plate (2). | ||
| 24 | Install fan unit. | Engine 274 in model 205 except code ME06 (Hybrid drive 60 kW variant (incl. plugin)) | AR20.40-P-5050LWB |
| Engine 274 in model 213 except code ME06 (Hybrid drive 60 kW variant (incl. plugin)) | AR20.40-P-5050OLC | ||
| Engine 274 in model 253 (except 253.354/954) | AR20.40-P-5050RF | ||
| 25 | Install engine air intake duct (1). | ||
| 26 | Fill air conditioning. | Engine 274 in model 205 except code ME06 (Hybrid drive 60 kW variant (incl. plugin)) Engine 274 in model 213 except code ME06 (Hybrid drive 60 kW variant (incl. plugin)) Engine 274 in model 253 (except 253.354/954) |
AR83.30-P-1760LW |
| 27 | Perform commissioning of refrigerant compressor (11) with vehicle diagnosis system, and read out and erase the fault memory. | When replacing the refrigerant compressor (11). | |
| AD00.00-P-2000-04B | |||
| 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 | |
| 28 | Perform engine test run; while doing so check engine and air conditioning system for proper operation and leak tightness. |
REFRIGERANT COMPRESSOR
| Number | Designation | Engine 274 | |
|---|---|---|---|
| BA83.55-P-1001-01M | Screw/bolt, refrigerant compressor to timing case/crankcase/engine support | Nm | 20 |
REFRIGERANT COMPRESSOR
| Number | Designation | Engine 274 | ||
|---|---|---|---|---|
| BA83.55-P-1003-01M | Bolt, refrigerant line to refrigerant compressor | M8 | Nm | 20 |
REFRIGERANT COMPRESSOR
| Number | Designation | Engine 274 | ||
|---|---|---|---|---|
| BA83.55-P-1011-01M | Screw, refrigerant line (CO2) to refrigerant compressor | M6 | Nm | 12 |