PRE-RELEASE
Compressor's high and low-pressure pipes, B284
| Compressor's high and low-pressure pipes, B284 |
| Important | ||
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The A/C receiver and the compressor oil absorb moisture from the air, which can then not be removed. Plug all connections that are opened immediately. |
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| To remove |
| 1. |
Drain the refrigerant from the A/C system, see
Draining and filling the refrigerant
.
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| 2. |
Remove the right
headlamp
.
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| 3. |
Remove the upper engine cover.
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| 4. |
Remove the air filter housing cover.
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| 5. |
Detach the mass air flow sensor pipe.
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| 6. |
Remove the upper turbocharger delivery pipe.
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| 7. |
Remove the upper screws of the turbocharger delivery pipe.
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| 8. |
Raise the car.
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| 9. |
Detach the turbocharger delivery pipe from the hose and A/C compressor.
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| 10. |
Lower the car.
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| 11. |
Remove the battery cover.
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| 12. |
Detach the battery coolant pipe.
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| 13. |
Remove the upper mountings of the radiator core.
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| 14. |
Press the radiator core forward and remove the front turbocharger delivery pipe.
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| 15. |
Dismantle PAD connection on the front right structural member. Plug the openings.
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| 16. |
Remove the plastic clip. Detach the upper PAD connection on the condenser. Plug the openings.
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| 17. |
Detach the PAD connection on the receiver. Detach the hose.
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| 18. |
Detach the PAD connection from the compressor. Plug the openings.
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| 19. |
Detach the compressor's high and low pressure pipes. Remove them downward.
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| To fit |
| 1. |
Adjust the oil quantity in the A/C system. See
Filling and adjusting the compressor oil
.
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| 2. |
Position the compressor's high and low pressure pipes. Mount them from underneath.
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| 3. |
Attach the compressor's high and low pressure pipes to the PAD connection on the compressor. Use a new seal.
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| 4. |
Fit the receiver's high pressure pipe to the receiver using a new seal.
Tightening torque 18 Nm (13 lbf ft) 
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| 5. |
Attach the upper PAD connector to the condenser using a new seal.
Tightening torque 15 Nm (11 lbf ft) 
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| 6. |
Fit the plastic clips to the pipes. Fit the receiver high pressure pipe to the PAD connection on the front right structural member using a new seal.
Tightening torque, PAD connection 15 Nm (11 lbf ft) 
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| 7. |
Press the radiator core forward and fit the front turbocharger delivery pipe. Insert the screws.
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| 8. |
Fit the upper mountings of the radiator core.
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| 9. |
Attach the battery coolant pipe.
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| 10. |
Fit the battery cover.
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| 11. |
Raise the car.
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| 12. |
Attach the turbocharger delivery pipe on the front of the engine.
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| 13. |
Lower the car.
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| 14. |
Tighten the upper screws of the turbocharger delivery pipe.
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| 15. |
Fit the upper turbocharger delivery pipe.
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| 16. |
Attach the mass air flow sensor pipe.
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| 17. |
Fit the air filter housing cover.
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| 18. |
Fit the upper engine cover.
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| 19. |
Fit
headlamp
.
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| 20. |
Vacuum pump and fill the A/C system with refrigerant. See
Draining and filling the refrigerant
.
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| 21. |
Test the A/C system. See
A/C system performance test
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