Remove/install air conditioner housing - AR83.30-P-5200GW
MODEL 463 as of model year 2013
| Risk of injury to skin and eyes suffering scalding from contact with hot coolant spray. Risk of poisoning from swallowing coolant. | Do not open cooling system unless coolant temperature is below 90 °C. Open cap slowly and release the pressure. Do not pour coolant into beverage containers. Wear protective gloves, protective clothing and safety glasses. |
AS20.00-Z-0001-01A | |
| 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. | 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 areas. Carry out repair work on the air conditioning system circuit only after the system has been drained. | AS83.00-Z-0001-01A | |
| Protect air conditioning circuit and components from moisture when carrying out repair work | AH83.30-P-0005-01GW | ||
| Notes on coolant | AH20.00-N-2080-01A | ||
| Procedure for a damaged or leaky air conditioning system | AH83.30-N-0004-01A | ||
| Notes on removing and installing the air conditioner housing | AH83.30-P-0006-01GM | ||
| Notes on handling refrigerant R134a | AH83.30-N-0003-01A | ||
| Remove/install | |||
| 1 | Drain coolant and collect in a suitable container | ||
| Model 463 with engine 157, 176, 273, 279, 642 as of model year 2013 | AP20.00-P-2082F | ||
| 2 | Remove fluid reservoir | AR83.30-P-6520GW | |
| 3 | Unscrew nut (1) | *BA83.30-P-1001-01C | |
| 4 | Disconnect pressure lines with retaining plate (2) and seal using stop plugs | ||
| Compressor oils (specification 362.0) | Thread and sealing rings must be moistened with compressor oil. Otherwise refrigerant may escape. |
MB 362.0 compressor oil A 001 989 08 03 | |
| Fig 4 | |||
| Figure | |||
| 5 | Pull off heating water feed hose (4) from fitting and seal using stop plugs | Figure | |
| 6 | Pull off heating water return hose (5) from fitting and seal using stop plugs | Figure | |
| 7 | Move driver and front passenger seat as far back as possible | ||
| 8 | Remove dashboard | AR68.10-P-1000GW | |
| 9 | Unclip electrical lines and side air ducts from air conditioner housing (3) | ||
| 10 | Remove center console | AR68.20-P-2000GW | |
| 11 | Remove air duct toward rear under center console | ||
| 12 | Remove side screws/bolts at mounting bracket (6) and air ducts | ||
| 13 | Detach electrical wiring harness at mounting bracket (6) | ||
| 14 | Disconnect electrical lines to mounting bracket (6) | ||
| 15 | Remove screws/bolts (9) and remove mounting bracket (6) | ||
| 16 | Disconnect electrical lines (7) | ||
| 17 | Unclip electrical lines (7) from air conditioner housing (3) | ||
| 18 | Disconnect electrical connector to blower regulator | ||
| 19 | Detach drain hoses from connection fitting (8) | ||
| 20 | Remove screws/bolts (11) and place bracket (10) with attached lines onto the floor in the front passenger footwell | ||
| 21 | Remove bracket from air conditioner housing (3) | AR83.30-P-5200-01GW | |
| 22 | Pull out air conditioner housing (3) together with blower motor (A32m1) | ||
| 23 | Install in the reverse order | ||
| 24 | Normalize actuator motors with XENTRY | AR54.21-P-0015GW |
AIR CONDITIONING
| Number | Designation | Model 463 | |
|---|---|---|---|
| BA83.30-P-1001-01C | Nut on expansion valve | Nm | 10 |