PRE-RELEASE
Expansion valve
| Expansion valve |
| 1. |
Drain the refrigerant from the A/C system. See
Draining and filling of refrigerant
.
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| 2. |
Detach the A/C pipes from the expansion valve, 1 bolt in centre of valve.
Plug the openings and move the pipes to one side. |
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| 3. |
Remove the expansion valve, 2 countersunk hexagonal socket screws.
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| To fit |
| Important | ||
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Be careful not to contaminate the new expansion valve. |
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| 1. |
Replace and lubricate the O-rings with synthetic vaseline, part no. 30 15 286. Fit the O-rings on the pipes from the evaporator.
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| 2. |
Press the expansion valve onto the A/C pipes to the evaporator and screw it on.
Tightening torque: 5 Nm (4 lbf ft) |
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| 3. |
Remove the plugs. Replace and lubricate the O-rings on the pipes from the compressor and condenser with synthetic vaseline, part no. 30 15 286.
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| 4. |
Insert the A/C pipes into the expansion valve.
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| 5. |
Fit the PAD connection (washer) at the valve and screw it on.
Tightening torque: 8 Nm (5 lbf ft) |
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| 6. |
Evacuate the A/C system and fill with R134a refrigerant. See
Draining and filling of refrigerant
.
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