R-Pro › Field cases › Refrigeration systems
Drain Pump Failure or Not Installed
Likely causes
Drain pump motor failure
Check: Check power supply to drain pump
What to do: Check power supply to drain pump → Test pump by applying power directly → Inspect and clean impeller for blockage → Replace with same specification if faulty → Confirm normal drainage after replacement
Drain pump impeller blocked
Check: Test pump by applying power directly
What to do: Test pump by applying power directly → Inspect and clean impeller for blockage → Replace with same specification if faulty → Confirm normal drainage after replacement
Poor power supply to drain pump
Check: Inspect and clean impeller for blockage
What to do: Inspect and clean impeller for blockage → Replace with same specification if faulty → Confirm normal drainage after replacement
Water is not draining because drain pump is not working or absent. Inspect or install a drain pump.
All 565 cases work offline in R-Pro, with error codes for 62 brands and P-T data for 108 refrigerants.
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