a farmer using a trick to add r134a Freon to a tractor where it won't work the first time

Disclaimer:
This is anecodatal experience. Use common sense. Wear proper personal protection equipment. Coolant is under pressure. The makers of this video are showing just 1 farmer's experience with using coolant and tricking the system. This is not meant to be advice, this is just to document the anecdotal experience. The makers of this video cannot be held liable for any injuries from any work on a farm or outside a farm. Do not recreate this video.

[sodbusterable]

Your not supposed to add liquid to the compressor, vapor only alternate can fill valve 12 o'clock and 3 o'clock position every 15 seconds until can is empty.