Remove/install fluid reservoir

AR83.30-P-6520C

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



In the event of air conditioning malfunctions due to leaks, contamination or ice formation, a new accumulator (1) is generally to be installed when repairing or exchanging the refrigerant compressor

1

Drain air conditioning (recycle), evacuate, charge, check for leakage

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

2

Remove left front lamp unit

Standard headlamp

AR82.10-P-4730A

2

Xenon headlamp

AR82.10-P-4730B

3

Remove refrigerant pressure sensor (B12) at accumulator (1)

AR83.30-P-5430C

4

Release and disconnect connector (5) at refrigerant temperature sensor (B12/1)

5

Remove refrigerant temperature sensor (B12/1) at accumulator (1)

 Installation: Replace sealing rings and moisten with compressor oil



*BA83.30-P-1008-01A

6

Remove pressure lines (2, 3) at accumulator (1)

 Installation: When connecting the pressure lines, moisten thread with compressor oil



*BA83.30-P-1003-01A

7

Install in the reverse order

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

*BF83.55-P-1005-01A

8

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

 Set temperature to ""

Blowers to max.

9

Check air conditioning for proper operation

 The air outlet temperature at the center air vent may not sink below + 5 0C, or 

perform diagnosis according to diagnosis manual

10

Inspect the air conditioning circuit for leaks

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

Number

Designation

Model
129

BA83.30-P-1003-01A

Lines to fluid reservoir

Nm

17

BA83.30-P-1008-01A

Refrigerant temperature sensor at accumulator

Nm

6

Number

Designation

Refrigerant
compressor 10PA17, refrigerant R134a in model 129

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

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