Samsung DV339 series Troubleshooting Manual

Models: DV338***
DV339*** DV407***
DV409*** DV419***
DV438*** DV448***
Display
do
FE
dF
hE or HE
bE
IMPORTANT SAFETY NOTICE – "For Technicians Only" This service data sheet is
intended for use by persons having electrical, electronic, and mechanical experience
and knowledge at a level generally considered acceptable in the appliance repair trade.
Any attempt to repair a major appliance may result in personal injury and property
damage. The manufacturer or seller cannot be responsible, nor assume any liability for
injury or damage of any kind arising from the use of this data sheet.
Samsung 'Dryer' Diagnostic Code Quick Guide
Description
Dryer Thermistor Short
Sensed
Dryer Thermistor Open
Sensed
Door Open
Power source frequency
Error
Door Circuit Failure
Heater Error
Button Error
Fast Track Troubleshooting
Publication # tsDV407 Creation Date 1/22/2010
Trigger
The Thermistor resistance is
very low.
The Thermistor resistance is
very high.
Running the dryer with door
open
Invalid power source Frequency Check for: Non Utility power supply
Invalid state for more than 256
milliseconds
Invalid heating Temp in running
the dryer
PCB key closed for 75 sec.
Action Taken
Check for: Clogged lint screen,
Restricted vent system, Thermistor
resistance.
Check for: Clogged lint screen,
Restricted vent system, Thermistor
resistance.
Check for: Loose or open wire
terminals in Door Sense circuit.
Check for: Loose or open wire
terminals in Door Sense circuit.
Check for: Restricted vent system,
Thermistor resistance.
Check Display PCB for stuck button
1