Remove/install refrigerant line between condenser and refrigerant compressor

AR83.30-D-7830TSR

Remove/install refrigerant line between condenser and refrigerant compressor

15.04.2020

Model

907 with engine 274, 642, 651

Shown with engine 651

1

Refrigerant line

2

Refrigerant compressor

3

Screw

4

Nut

 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

 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

Topical note

Procedure for a damaged or leaky air conditioning system

AH83.30-N-0004-01A

Topical note

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

AH83.30-N-0005-01A

Notes on handling refrigerant R1234yf

AH83.30-P-0003-02A

Notes on handling refrigerant R134a

AH83.30-N-0003-01A

 

Remove/install

1

Discharge air conditioning system.

AR83.30-D-1760TS

2

Remove bolt (3), remove refrigerant line (1) from refrigerant compressor (2) and seal exposed connections with suitable stop plugs.



Compressor oils (specification 362.1)

BB00.40-P-0362-01A


Seal refrigerant line (1) and refrigerant compressor (2) immediately with suitable stop plugs.
Otherwise the air conditioning system can be damaged.

 Installation: Replace sealing rings and moisten with compressor oil.

 Bolt, refrigerant line to refrigerant compressor

*BA83.30-N-1002-01TS

 Record plug

*129589009100

3

Unscrew nut (4), remove refrigerant line (1) and seal exposed connections with suitable stop plugs.



Compressor oils (specification 362.1)

BB00.40-P-0362-01A


Seal refrigerant line (1) and condenser immediately with suitable stop plugs.
Otherwise the air conditioning system can be damaged.

 Installation: Replace sealing rings and moisten with compressor oil.

 Nut, refrigerant condenser to refrigerant line

*BA83.30-N-1007-01TS

 Record plug

*129589009100

4

Install in the reverse order.



Check

 Warning

Risk of burn injuries, suffocation and poisoning when working on the exhaust system and the components connected to it. Risk of suffocation and risk of poisoning caused by inhalation of gaseous and solid components of the exhaust. Risk of poisoning caused by skin contact with solid components of the exhaust.

Wear protective clothing and safety glasses. Use the extraction system. Move people out of the hazard area.

AS49.00-Z-0001-01A

 Warning

Risk of accident from vehicle starting off by itself when engine running. Risk of injury (bruises and burns) resulting from working on the engine while it is being started or when it is running.

Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts.

AS00.00-Z-0005-01A

5

Perform engine test run, check air conditioning system for proper operation and leak tightness while doing so.

 Air conditioning

Number

Designation

Model 907 with engine 274, 642, 651
Model 910 with engine 651

BA83.30-N-1002-01TS

Bolt, refrigerant line to refrigerant compressor

Nm

20

 Air conditioning

Number

Designation

Model 907 with engine 274, 642, 651
Model 910 with engine 651

BA83.30-N-1007-01TS

Nut, refrigerant condenser to refrigerant line

Nm

12