david wrote:
Hi i just bought a whirlpool dryer two months ago to replace the old
dryer that stopped tumbling with hot air. the new dryer takes two 60
min cycle to dry one load of cloth. what should i check b/4 contacting
the customer servise? TIA

Most likely a clogged vent. Disconnect the vent at the rear / side of the
dryer and see if you are getting good airflow. If so, check for a wad of
lint inside the vent or at the vent exhaust.