Customer Questions and Answers for Latch Sister Board (Motorized Latch Control) by Whirlpool

This latch sister board controls the oven's motorized door lock used for self-clean and safety interlock functions. Replacing a failed board restores reliable lock/unlock operation so your oven can start cycles and complete cleaning as designed.

• Powers the door-latch motor when commanded by the main control
• Engages or releases the door lock during self-clean cycles
• What's included: One latch sister board.

Install notes:

• Disconnect power at the breaker before servicing
• Use ESD protection and handle the board by the edges
• Access is typically behind the control/upper panel; photograph wiring and transfer connectors one at a time
• After reassembly, verify latch operation before running a full self-clean