The Whirlpool WP22001026 Washing Machine Timer regulates wash, rinse, and spin cycles for efficient laundry performance. It controls cycle durations by activating different components at precise intervals. As the timer advances, it signals the washer to transition between washing, draining, and spinning functions. This ensures proper cleaning, water removal, and fabric care. Its operation enhances washing efficiency while reducing water and energy waste. A durable design provides long-term performance, maintaining consistent cycle timing for optimal laundry results.