Ultra Low Temp/ Lab Freezer PM Service (Add on Freezer)This service is to add one or more freezers to an existing PM service, A basic ULT freezer preventative maintenance service includes a full inspection and cleaning of the freezer to ensure reliable performance and prevent breakdowns. During the visit, a technician checks temperature stability, verifies alarms and sensors, inspects door gaskets, cleans the condenser coils, evaluates compressor and fan operation, and removes dust or debris that can