AR83.30-P-5200G | Removing and installing evaporator housing | 22.3.96 |
MODEL 170
with CODE (580) Air conditioning or Tempmatic for USA
with CODE (581a) Air conditioning (automatic)
P83.30-0578-09
P83.30-0579-06
P83.30-0580-06
1 Hot water hose
2 Hot water hose
3 Hot water hose
14 Expansion valve
P83.30-0581-06
4 Nuts, instrument cluster holder
5 Holder, instrument cluster
6 Screw connection
7 Mounting screws, jacket tube
N54/1 Infrared DAS control module
P83.30-0582-06
8 Mounting nuts, jacket tube
9 Mounting nuts, heater housing
10 Mounting nut on body tunnel
12 Mounting screws on A-pillar
13 Vacuum supply reservoir
R12/8 Passenger airbag squib
Y13 Switchover valve for fresh air/recirculating air flap
P83.30-0583-06
11 Mounting screws
12 Mounting screws on A-pillar
B10/1 Heater core temperature sensor
B10/6 Evaporator temperature sensor
| Removal, installation | ||
Danger! | Risk of injury to skin and eyes from scalding with hot coolant which splashes out. 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 bottles. Wear protective gloves, protective clothing and eye protection. | |
1 | Relieve pressure in cooling system | For this purpose turn supply reservoir cap to catch "1" and reclose. | |
2 | Drain off coolant | Installation: Pour in coolant. | |
3 | Loosen hose clamp on hot water hose (1) | ||
4 | Pull off hot water hose (1) | Plug openings (parts kit). | |
5 | Loosen hose clamps on hot water hoses (2+3) | Installation: Do not mix up hot water hoses. | |
6 | Pull off hot water hoses (2+3) | If necessary remove heat shield and press to side. Plug openings (parts kit). | |
Danger! | Risk of explosion from welding or brazing work on closed air conditioning system. Risk of poisoning from inhaling overheated refrigerant vapors. Risk of injury from skin and eye contact with liquid refrigerant. | Do not carry out any welding work on the closed air conditioning system or in the surrounding area. No smoking or naked flames. Wear eye protection and protective gloves. Work only in well ventilated areas. Do not carry out repair work on the circuit of the air conditioning system unless the system is drained. | |
N | Drain air conditioning (recycle) | When charging air conditioning, add quantity of compressor oil removed previously to refrigerant circuit. | |
8 | Remove expansion valve (14) | ||
9 | Remove instrument panel | Installation: Before installing the instrument panel, check for proper functioning. | |
10 | Remove insulating mats | ||
11 | Unscrew nuts (4) for instrument cluster holder (5) | ||
12 | Remove instrument cluster holder (5) | ||
13.1 | Remove infrared DAS control module(N54/1) | up to 31.5.97 except US version (code 491), except Japanese version (code 498). | |
13.2 | Remove radio remote control module | as of 1.6.97 | |
14 | Separate all cable straps on transverse pipe | ||
15 | Remove screw connection (6) for the electrical leads on body tunnel | This is necessary to remove the cross pipe from the vehicle. | |
16 | Unscrew mounting screws (7) and mounting nuts (8) on jacket tube | Pivot jacket tube out of working area. | |
17 | Pull off electric connector from passenger airbag squib (R12/8) | ||
18 | Remove heater ducts on left and right | ||
19 | Unscrew mounting nuts (9) (3x) from AC housing | ||
20 | Unscrew mounting screw (10) from body tunnel | ||
21 | Unscrew mounting screws (11) (2x) via jacket tube | ||
22 | Unscrew 3 mounting screws (12) on A-pillar | ||
23 | Disconnect connectors from vacuum supply reservoir (13) | ||
24 | Remove transverse pipe | Helper required to avoid damage. | |
25 | Pull off electric connector at heater core temperature sensor (B10/1) | ||
26 | Pull off electric connector of the switchover valve for fresh air/recirculating air | ||
27 | Pull off electric connector of the evaporator temperature sensor (B10/6) | ||
28 | Loosen all cable straps on heater housing | ||
29 | Remove AC housing | ||
30 | Install in opposite order |