TwinTurbo.NET: Nissan 300ZX forum - Re: Refrigerant Pressure Level
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Subject Re: Refrigerant Pressure Level
     
Posted by zman03 on September 19, 2025 at 5:52 PM
  This message has been viewed 2357 times.
     
In Reply To Re: Check the underhood 10 amp fuse that powers the AC clutch posted by aquariuscsm on September 14, 2025 at 10:23 AM
     
Message See HA-25 in the Factory Service Manual.
Low-Pressure Switch:
The refrigerant system is protected against excessively low pressures by a low-pressure switch, located on the receiver dryer. If the system pressure falls below the specifications, the low-pressure switch opens to interrupt compressor operation.

Sounds like you may have a refrigerant leak.

     
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