Charlie J El Maton , TX March 27, 2023 Appliance: Whirlpool Upright Freezer WZF34X18DW01 Whirlpool Freestanding Freezer Wzf34x18dw01: The freezer would ice up every thee months. How to replace Control Board. After doing some checks I ordered the Control Board and replaced it. Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes