Samsung DV331AGW User Manual

Fast Track Troubleshooting
Publication # nwDV331 Revision Date 09/19/11
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.
Models:
DV331AEW DV331AGR
DV331AGW
Location consideration In the USA:
 All Dryers Must be vented to the outside.
 Only rigid or flexible metal duct should be
used for venting.
Electrical Dryers 240 VAC, 60 Hz, 30 Amps, 3
-wire or 4-wire installations
Gas Dryers 120 VAC, 60 Hz, 15 Amps, 3-wire
installations
Description Trigger Action Taken
Dryer Thermistor Short
Sensed
The Thermistor resistance is
very l ow.
Check for: Clogged lint screen,
Restricted vent system, Thermistor
resistance.
Dryer Thermistor Open
Sensed
The Thermistor resistance is
very high.
Check for: Clogged lint screen,
Restricted vent system, Thermistor
resistance.
dO
dE
Door Open
Running the dryer with door
open
Check for: Loose or open wire
terminals in Door Sense circuit.
FE
Power source frequency
Error
Invalid power source Frequency Check for: Non Utility power supply
dF Door Circuit Failure
Invalid state for more than 256
milliseconds
Check for: Loose or open wire
terminals in Door Sense circuit.
hE or HE Heater Error
Invalid heating Temp in running
the dryer
Check for: Restricted vent system,
Thermistor resistance.
bE Button Error PCB key closed for 75 sec. Check Display PCB for stuck button
od Over Dry
Invaled Dry Time Excessive Dry
Time
Inspect seensor bars
EEprom Fail
Invalid state of Eeprom
communication
Replace Main PCB
Samsung 'Dryer' Diagnostic Code Quick Guide
Display
NOTICE: All Dryers Parts
Change 6/2010: Motor Pulley,
page 5; Blower Housing, page 4
SUPPORT INFORMATION
Training — Plus One
http://my.plus1solutions.net/clientPortals/samsung/
Help — GSPN http://service.samsungportal.com/
Samsung Product Support TV
http://support-us.samsung.com/spstv/howto.jsp
Customer information videos and chat programs
Programs for Fridges, Laundry, Ranges & D/W

Samsung DV331AGW Specifications

General

Brand	Samsung
Model	DV331AGW
Category	Dryer
Language	English

Summary

Fast Track Troubleshooting

Important Safety Notice

Critical safety warnings for technicians regarding potential injury or property damage from appliance repair.

Support Information and Resources

Contact and online resources for training, help, and customer support.

Gas Dryer Wiring Diagram

Electric Dryer Wiring Diagram

Service Test Modes and Gas Valve Testing

Gas Valve Testing Procedure

Instructions for testing gas valve terminals using an ohmmeter.

Service Test Mode Entry

Procedure to enter the general service mode for diagnostics and testing.

Cycle Count Test Mode

Method to enter and utilize the cycle count test mode for dryer diagnostics.

Temperature Test Diagnostic Mode

Steps to access and use the temperature diagnostic mode for airflow checks.

Sensor Bar Touch Test

Instructions for activating and performing the sensor bar touch test.

Software Version Test Mode

How to enter and interpret the software version test mode for control board identification.

Venting and Electric Heater Testing

Weather Hood Venting Recommendations

Guidelines for recommended dryer vent hood types and lengths based on elbows.

Testing Electric Heater Circuit

Procedure to test the electric heater circuit for proper voltage and continuity.

Main PCB Output and Motor Circuit Testing

Testing Main PCB Power Output

Procedure to check AC voltage output from the Main PCB to heating and motor circuits.

Testing Motor Circuit Resistance

Method to test motor circuit resistance and check thermostats/switches.