Step1: Turn off the power to the dishwasher to avoid electrical hazards.
Step2: Remove the control panel to access the old timer.
Step3: Disconnect all wiring from the old timer carefully.
Step4: Unscrew and remove the old timer from its mount.
Step5: Install the new timer in the same orientation as the old one.
Step6: Reconnect all wiring securely to the correct terminals.
Step7: Replace the control panel and fasten the screws.
Step8: Restore power and run a test cycle to check proper operation.