air conditioner is not blowing cool air on 1996 Jeep Cherokee

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
I feel that there may be a clog. It has been sitting for over a yr
(1) Answer
Have the system checked for pressure first. If low in refrigerant, the system will not turn on.

If there is a restriction somewhere, the pressures will be very high.