MECH-BELT
Whirlpool · Whirlpool WED75HEFW 7.4 cu. ft. Electric Dryer with Steam
The drum does not turn but the motor runs. The drive belt — a thin flat belt that wraps around the drum, under the idler pulley, and around the motor pulley — has broken. On Whirlpool dryers, the belt also engages a belt switch: when the belt breaks, the switch opens and the motor stops. If your dryer has a belt switch (most Whirlpool models do), the dryer will not start when the belt is broken. Replace the belt and inspect the idler pulley for wear at the same time. The belt cannot be repaired — it must be replaced.
Error MECH-BELT on the Whirlpool Whirlpool WED75HEFW 7.4 cu. ft. Electric Dryer with Steam means: Drive Belt Broken. The top-ranked community fix is “Replace the Drive Belt and Inspect Idler Pulley” (medium difficulty, ~60 min, DIY cost: $15-$25). 2 community-ranked fixes available below.
Published February 2026 · 2 fixes · dryer
Content is based on manufacturer service documentation, community repair experience, and OEM technical bulletins. Always verify with your owner's manual.Learn about our editorial standards.
While many dryer repairs can be done safely at home, consider hiring a qualified technician if:
Average professional repair cost for this issue: $150-$250.
Airflow Restricted
Main Control Board Error
Control Board Communication Error
Stuck Button on Control Panel
User Interface Board Failure
Exhaust Thermistor Open Circuit
Exhaust Thermistor Shorted
Inlet Thermistor Open Circuit
The Whirlpool Whirlpool WED75HEFW 7.4 cu. ft. Electric Dryer with Steam has 8 other known error codes:
Error code MECH-BELT also appears on 1 other Whirlpool model:
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