Removing and installing evaporator housing

AR83.30-P-5200F

Removing and installing evaporator housing

19.1.95

16.4.96

Air conditioning charging note added

 

Removal, installation

 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.

AS83.00-Z-0001-01A

1

Drain air conditioning (recycle)

 When charging air conditioning, add quantity of compressor oil removed previously to refrigerant circuit.
 Installation: Air conditioning evacuate, charge, check for leakage.

2

Remove expansion valve

 Plug openings (parts kit).

AR83.30-P-5520F

 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.

AS20.00-Z-0001-01A

3

Drain coolant

Engine 111

AR20.00-P-1142HG

Engines 112, 113

AR20.00-P-1142HA

Engines 604, 605, 606

AR20.00-P-1142HW

Engine 119

ra20001190100x

Engine 120

ra20001200100x

 Installation: Pour in coolant.

4

Remove heater housing

Model 210

AR83.25-P-1000F

Model 208

AR83.25-P-1000K

5

Separate evaporator temperature sensor connector B10/6x1

6

Install in opposite order

 Danger!

Risk of accident from vehicle starting off by itself when engine running. Risk of injury from bruises and burns if you hold your hand into engine when it is started or when it is running.

Secure vehicle to prevent it moving off by itself.
Wear closed and close-fitting work clothes.
Do not grasp hot or rotating parts.

AS00.00-Z-0005-01A

N

Switch on air conditioning and allow engine to idle for approx. 4 minutes

 Turn temperature dials to catch in blue field or set automatic control to ""

Blower to max.

8

Check air conditioning for proper function

 The air outlet temperature at the center nozzle should not be below + 5 ° C, if necessary replace evaporator temperature sensor (B10/6).