Step1: Ensure the appliance is unplugged before touching any electrical components.
Step2: Remove the cover or access panel to reach the heater element.
Step3: Detach the old surface heater by disconnecting wires and unscrewing mounting brackets.
Step4: Install the new heater in the same orientation as the old one.
Step5: Reconnect all wiring carefully and secure the mounting screws.
Step6: Reattach the panel and tighten all fasteners.
Step7: Test the surface heater to confirm proper heating performance.