R-Pro › Field cases › Refrigeration systems
Cold Air Leakage Due to Faulty Door Seal/Gasket
Likely causes
Seal rubber aged, hardened, or deformed
Check: Paper test: close door on a sheet of paper; no resistance when pulled = gap
What to do: Paper test: close door on a sheet of paper; no resistance when pulled = gap → Visually inspect entire seal for cracks, deformation, or misalignment → Adjust door hinge and level if misaligned → Remove foreign material and confirm seal contact → Replace with same spec if faulty
Door misalignment from faulty hinge
Check: Visually inspect entire seal for cracks, deformation, or misalignment
What to do: Visually inspect entire seal for cracks, deformation, or misalignment → Adjust door hinge and level if misaligned → Remove foreign material and confirm seal contact → Replace with same spec if faulty
Foreign material in seal gap
Check: Adjust door hinge and level if misaligned
What to do: Adjust door hinge and level if misaligned → Remove foreign material and confirm seal contact → Replace with same spec if faulty
Faulty door seal allows warm air ingress. Replace the door seal.
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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