Guided Diagnostics
5-10 min · 7 steps

Low Suction Pressure

The suction group runs below setpoint and compressors can't satisfy.

First step

Is the liquid line sight glass clear, or is there flash gas / bubbles?

Flash gas / bubbles present
Sight glass is clear (full liquid)

This is a preview of the first step. Run the full interactive diagnostic free — it walks you all the way to the likely root cause.