Fault Library

Receiver Level Too High / Too Low

Liquid receiver level outside the design band affects liquid feed and head-pressure control.

Symptoms
  • Receiver sight glass level abnormally high or low
  • Flash gas to valves (low) or backed-up condenser (high)
  • Erratic head-pressure control on flooded-condenser systems
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Likely causes, step-by-step troubleshooting & safety notes

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For qualified refrigeration technicians. Always follow manufacturer procedures and local codes. R-290 (propane) and other flammable refrigerants require A3-rated tools and safety practices.