| Checking systems with an expansion valve, receiver and air conditioner compressor regulating valve -N280- (with externally regulated air conditioner compressor) |
Note | t
| Connecting air conditioner service station → Chapter. |
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| Raise engine speed to 2,000 rpm. |
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| Observe air conditioner service station pressure gauge. |
Note | t
| Switching pressures for the air conditioner compressor regulating valve -N280- and the radiator fan -V7- are vehicle-specific. |
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| Pressures should be measured at the service connections; the location of these connections is vehicle-specific → Rep. gr.87. |
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