Remove/install refrigerant line between refrigerant condenser and refrigerant compressor

AR83.30-D-7840TSM

Remove/install refrigerant line between refrigerant condenser and refrigerant compressor

25.06.2020

Model

907.1/2/6 with engine 654.9

with code HH4 (THERMOTRONIC automatic climate control)

Model

907.1/2/6 with engine 654.9

with code HH9 (Air conditioner, automatic heater control)

1

Refrigerant line

3

Refrigerant compressor

5

Connecting flange

2

Screw

4

Nut

 Danger

Risk of death caused by vehicle slipping or toppling off of the lifting platform.

Align vehicle between vehicle lift columns and position the four support plates at the vehicle lift support points specified by the vehicle manufacturer.

AS00.00-Z-0010-01A

 Danger

Risk of fire due to ignition of R1234yf refrigerant on hot components. Risk of poisoning caused by inhaling overheated refrigerant vapors. Risk of injury to skin and eyes caused by contact with escaped R1234yf refrigerant and when working on pressurized parts. Risk of explosion due to formation of ignitable refrigerant/air mixtures

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 rooms. Carry out repair work on the air conditioning system circuit only after the system has been evacuated.

AS83.00-Z-0007-01A

 Warning

Risk of poisoning caused by inhaling overheated refrigerant vapors from an air conditioning system containing R134a. Risk of injury to skin and eyes caused by contact with liquid R134a refrigerant and when working on pressurized parts

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 rooms. Carry out repair work on the air conditioning system circuit only after the system has been evacuated.

AS83.00-Z-0006-01A

Topical note

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

AH83.30-N-0005-01A

Notes on handling refrigerant R134a

AH83.30-N-0003-01A

Notes on handling refrigerant R1234yf

AH83.30-P-0003-02A

 

Remove/install

1

Discharge air conditioning system.

AR83.30-D-1760TS

2

Raise vehicle.

AR00.60-D-1000-04TS

Topical note

Special instructions for lifting and supporting vehicle

AH00.60-N-0100-01TS

3

Remove lower engine compartment paneling.

Model 907.1/2/6 with code XM1 (Noise abatement measures)

AR61.20-D-1105TS

4

Remove bolt (2).

 Bolt, refrigerant line to refrigerant compressor

*BA83.30-N-1002-01TS

5

Pull refrigerant line (1) out of refrigerant compressor (3) and seal openings with suitable stop plugs.



Compressor oils (specification 362.1)

BB00.40-P-0362-01A

 Installation: Replace sealing ring and coat with compressor oil.

 Record plug

*129589009100

6

Remove nut (4).

 Nut, refrigerant line to connecting flange

*BA83.30-N-1019-01TS

7

Pull refrigerant line (1) out of connecting flange (5) and seal openings with suitable stop plugs.



Compressor oils (specification 362.1)

BB00.40-P-0362-01A

 Installation: Replace sealing ring and coat with compressor oil.

 Record plug

*129589009100

8

Remove refrigerant line (1).

9

Install in the reverse order.

 Air conditioning

Number

Designation

Model 907 with engine 654.9

BA83.30-N-1002-01TS

Bolt, refrigerant line to refrigerant compressor

Nm

20

 Air conditioning

Number

Designation

Model 907 with engine 654.9

BA83.30-N-1019-01TS

Nut, refrigerant line to connecting flange

Nm

12