Poor temperature maintenance
Faulty refrigeration unit or inadequate insulation
Door not sealing properly
Damaged or worn-out gaskets
Excessive condensation inside
Inadequate defrosting cycle or high humidity
Internal light not working
Faulty microswitch or bulb
High energy consumption
Poor insulation or frequent door openings
Unusual noise from the unit
Mechanical issues or loose components
Defrosting issues
Heated gas defrost system malfunction
Control panel malfunctions
Faulty wiring or digital display issues
Inconsistent cooling
Improper airflow or blocked vents
Door entrapment risk
Faulty internal safety release