Kenmore Microwave 721.66490690 (72166490690, 721 66490690) Parts

This air duct channels exhaust air inside the appliance to help proper airflow and moisture removal. Replacing a cracked or clogged duct restores efficient venting and prevents leaks or airflow loss. What it does

• Directs air between the blower and vent housing to maintain proper airflow
• Helps remove moisture and lint from the appliance exhaust path
• Prevents exhaust air from escaping into the cabinet when intact
• Damaged ducts can cause reduced drying performance, unusual noises, or heat buildup

• One air duct

• Disconnect power (and gas if applicable) before beginning service
• Use basic hand tools to remove panels and fasteners; keep track of hardware
• Inspect adjacent seals, clamps, and the blower housing for wear and lint buildup
• Test operation after installation and check for proper venting and any leaks