You press Start, something hums, and the drum sits still — or the drum spins loose by hand like it's lost its connection to everything. On Kenmore dryers (most of them Whirlpool-built 110-series underneath) this comes down to three suspects, and you can separate them from outside the cabinet.
The hand-spin test: belt
Open the door and spin the drum by hand. A healthy belt gives firm resistance; a drum that spins on and on with zero drag has a snapped belt, full stop. Dryer belts are long, thin, and live in constant heat — after 10–15 years they crack, glaze, and let go, often with a bang and then suspicious silence. The belt itself is one of the cheapest parts in the machine.
The plot twist: the broken-belt switch
Here's where Kenmore/Whirlpool design gets clever and confusing at once. Many models have a switch under the idler that kills the motor when belt tension disappears — so a snapped belt doesn't just stop the drum, it makes the whole dryer play dead or give only a brief hum. Owners routinely diagnose "dead motor" or "bad board" when the real story is a snapped belt and the safety switch doing its job. The hand-spin test above catches it every time.
Hum-click-silence: motor or a jammed blower
If the belt is intact (drum resists hand-spinning) but pressing Start produces a hum, then a click, then nothing — the motor is trying and hitting a wall. Half the time the wall is literal: a sock, coin, or lint mat jamming the blower wheel that shares the motor shaft. The other half is seized motor bearings, which announce themselves for months beforehand as a growl that got ignored. A jammed blower is a cleaning; a seized motor is the one truly expensive part in this list, and we'll give you the straight repair-versus-replace number if that's the diagnosis.
While the cabinet is open
A belt job on a 110-series Kenmore passes right by the idler pulley and drum rollers. If they're original, replacing them in the same visit saves a second trip — the alternative is a squeak developing three months after the belt repair and a second service call nobody wanted. Dryer repair with us begins at $235, and we put belt, rollers and idler on the written estimate together up front so you can choose.
Worth fixing?
Almost always. Drive-system repairs are the simple end of dryer work, with inexpensive parts, and 110-series Kenmores are the cockroaches of the appliance world — in the kindest possible sense. We've put belts on 25-year-old units around Shoreline that will comfortably outlive dryers sold this year.