AR83.50-D-6000NA | Remove/install evaporator unit for passenger compartment air conditioning | 30.11.09 |
MODEL 901.67, 902.67, 903.67 with CODE (HH7) Additional air conditioning in rear
MODEL WD2, WD3, WD6, WD7 with CODE (HH7) Additional air conditioning in rear
D83.50-1103-09
1 Evaporator unit
2 Condensation hose
3 Screw
4 Damping washer
9 Expansion valve
10 Refrigerant line intake side
11 Plug connection
5 Washer
6 Sheet metal screw
7 Refrigerant line pressure side
8 Solenoid valve
| Remove/install | ||
Danger! | 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 discharged. | |
| Protect air conditioning circuit and components from moisture when carrying out repair work | ||
1 | Discharge air conditioning system | ||
2 | Remove evaporator unit paneling | ||
3 | Unscrew refrigerant line (7) from solenoid valve (8) | Use new sealing ring. Coat sealing ring with refrigeration oil before installation. | |
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4 | Detach refrigerant line (10) from expansion valve (9) | Use new sealing ring. Coat sealing ring with refrigeration oil before installation. | |
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5 | Seal off condensation hose (2) on the left and right side of the evaporator unit | ||
6 | Disconnect connector (11) and lay aside cable bundles routed in the area of the evaporator unit | ||
7 | Unscrew sheet metal screws (6) | ||
8 | Support evaporator unit (1) and unscrew bolts (3) with washers (5) and damping washers (4) | | |
Use new damping washers (4). | |||
9 | Install in the reverse order | Only attach evaporator unit paneling after the air conditioning has been topped up and checked. | |
10 | Evacuate the air conditioning system, refill it, and then check the system to make sure that it functions correctly and does not leak. |
Rear air conditioning unit
Number | Designation | Model | Model | |
BA83.50-N-1001-01C | Refrigerant line to solenoid valve | Nm | 16 | 16 |
BA83.50-N-1002-01C | Bolt, refrigerant lines to evaporator unit expansion valve | Nm | 10 | 10 |
BA83.50-N-1003-01C | Bolt, evaporator unit to roof | Nm | 20 | 20 |
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