Commercial Refrigeration

E03: Defrost terminated on time limit

True Refrigeration T-49

Safe preliminary checks permitted

Documented meaning

Defrost ran to its time limit instead of reaching the terminate temperature.

Model variants covered: see the model record

Documented possible causes

· Heater or contactor failure
· Iced drain blocking the air path
· Defrost termination sensor misread

Safe preliminary checks

· Record the code and the cabinet temperature

Professional service required

· Record the code and the cabinet temperature
· Confirm the drain is not iced over
· Book a refrigeration technician
· professional_only

Stop and call a professional if you see

· Burning smell, smoke, water on live parts or a tripped protective device
· Unusual noise, vibration or a refrigerant leak