Weak suction hood service — common after 1-2 years. 70% of cases: clogged aluminum filters with grease blocking airflow. Second: expired carbon filter (recirculating).
See if any of these signs match your device — each one increases the likelihood of this fault.
These are the causes we encounter while repairing Weak suction — ranked from most to least common.
Very dirty aluminum filters (most common - 70%)
Expired clogged carbon filter
Blocked external exhaust vent
Bad motor capacitor = weak rotation
Burnt or weak motor itself
Hood on low speed instead of high
Hood installed wrong (far from stove)
Any of the following = a danger signal — call now and don't try to fix it yourself.
On-site diagnosis, clear pricing before any work, and a documented 6-month warranty.