Remove/install fluid reservoir

AR83.30-P-6520G

Remove/install fluid reservoir

15.11.11

12.8.97

Safety information added

 

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 drained.

AS83.00-Z-0001-01A



Procedure for a damaged or leaky air conditioning system

AH83.30-N-0004-01A



Protect air conditioning circuit and components from moisture when carrying out repair work

All models with air conditioning

AH83.30-N-0005-01A



Notes on handling R134a refrigerant

All models with R134a refrigerant

AH83.30-N-0003-01A

1

Drain air conditioning system (recycle refrigerant), evacuate, fill, inspect for leaks

 When filling the air conditioning, feed extracted compressor oil quantity back into the refrigerant circuit

2

Remove left fender liner (front section) in fender liner

3

Disconnect electrical connector (1)

 To remove, press in safety spring

4

Unscrew pressure line (2)



*BA83.30-P-1003-01A

 Seal openings (parts kit)

Replace O-rings (moisten with compressor oil)

5

Loosen refrigerant pressure sensor (B12)

6

Unscrew pressure line (3)



*BA83.30-P-1003-01A

 Seal openings (parts kit)

Replace O-rings (moisten with compressor oil)

7

Unscrew mounting nuts (4)

8

Remove fluid reservoir

 In the event of air conditioning failure due to leaks, contamination or ice formation, when repairing or exchanging the refrigerant compressor, a new fluid reservoir has to be installed

 Installation: Replace O-rings (moisten with compressor oil).

*BF83.55-P-1005-01A

 When replacing the receiver/drier add the prescribed amount of refrigeration oil.

*BF83.55-P-1005-01A

9

Unscrew refrigerant pressure sensor (B12)

10

Install in the reverse order

11

Switch on the air conditioner and allow the engine to idle for roughly 4 minutes.

 Set temperature selector wheels to blue

Blowers to max.

12

Check air conditioning for proper operation

 The air outlet temperature at the center air vent may not sink below +5 °C, or 

perform diagnosis according to diagnosis manual

13

Inspect the air conditioning circuit for leaks

Air conditioning system leak detector
gotis://E_83_04.0

Number

Designation

Model
170

BA83.30-P-1003-01A

Lines to fluid reservoir

Nm

17

Number

Designation

A/C compressor
7SB16
on models 140, 170, 202, 208, 210

BF83.55-P-1005-01A

Additional oil filling capacity when replacing receiver/drier

Compressor oil

cm3

10

Specifications for Operating Fluids

Sheet

BB00.40-P-0362-00A