Samsung DV431AEP/XEU manual Trouble Shooting

Page 6

TROUBLE SHOOTING

WARNING

To avoid risk of electrical shock, personal injury or death; disconnect power to dryer before servicing, unless testing requires power.

No

Problem

What To Do

 

 

 

 

 

All wires are hooked up to their corresponding terminals.

 

 

Dryer is plugged in.

 

 

Blown fuse or circuit breaker.

 

 

Door switch functional...door closed. Check for error code 3 (See

 

 

 

Table for codedefinition).

1

Will Not Start or Run

Start/Pause rotary selector dial functional.

 

 

Control Board operational.

 

 

Belt off or broken and Belt Cut-off Switch operates.

 

 

Drive motor functional.

 

 

Check motor winding resistance: 2.88ohms between pin #3 and

 

 

 

4, 3.5ohms between pin #4 and 5.

 

Motor runs/ tumbler

Belt off or broken/damaged.

2

Idler tension spring too weak or stretched.

will not turn

 

Idler pulley jammed or stuck.

 

 

 

 

 

 

 

Lint buildup around drive motor.

3

Runs a few minutes

Low voltage present.

and then stops

Blower impeller blocked in blower housing.

 

 

 

Drive motor - start switch contacts stuck closed.

 

 

 

 

 

- Is the belt connected well?

 

Blows fuses or trips

- Is the winding of the motor continuous?

4

 

(Rotor winding, stator winding, generator)

circuit breaker

-

Is the motor protector normal?

 

 

 

If above points are not found, the PCB assembly is out of order.

 

 

 

Replace it.

 

 

 

 

 

During ignition the dryer will draw X amps. With the burner ON,

 

 

 

the dryer will draw X amps. If the dryer is drawing amperages

 

Blows fuses or trips

 

above this, then the house wiring, fuse box or circuit breaker is

5

circuit breaker (Gas

suspected to be at fault.

 

Model)

Igniter harness loose and shorted to base.

 

 

Incorrect wiring or wire shorted to ground.

 

 

Drive motor winding shorting to ground.

 

 

 

 

 

Open heating element.

 

Will not heat (motor

Hi-Limit trips easily or is open.

6

Regulating thermostat trips easily or is open.

runs)

 

Membrane switch open.

 

 

 

 

Check Thermistor.

 

Will Not Dry Gas

When the dryer is operated on a heat setting, the igniter should be

 

energized and burner shall fire within 45 seconds at 120 VAC. The

7

Model Poor Gas

failure of a component in this system will usually be indicated by one

 

Ignition

 

of three symptoms:

 

 

 

 

 

 

 

 

 

6

(Technical)DV431AEP-02365F-01_EN.indd 6

2012-04-27 �� 10:22:51

Image 6
Contents Clothes Dryer Alignment and Adjustments Error Items and Diagnostic CodesTrigger Action Taken Touch Sensor Data Display Mode Test ModeService Mode DV431 only Cycle Count ModeContinuous Run Mode Data Display Mode DV431 onlyDefinition of Data Display Mode Trouble Diagnosis Trouble Shooting Gas is ignited but Igniter does notGlow Flame goes outComponent Testing Procedures Centrifugal Switch MotorResistance value 1 Ω GAS Model onlyRadiant Sensor10RS Gas Valve25M01A If resistance is infinite, replace Radiant sensorSensor Bars & temperature sensor check Wire system connections Wiring Diagram Wiring Diagram
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