Brenda M Talala , OK September 30, 2015 Appliance: Frigidaire Freezer LFFH21F7HWE Frigidaire Freezer Lffh21f7hwe: Interior light in freezer blinked and thermostat control kept saying door ajar and power loss when that wasn't the case. How to replace Led Light Bulb. I ordered a thermostat control panel Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes