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Sensor Bar Touch TEST

  

How to Enter:  

With the power on, 

pressing Wrinkle Prevent and Temp Keys for  

3 seconds. T

his action will put the dryer into sensor bar touch   

data mode. This mode is default mode of entering service mode 

Cycle Count Test Mode

                       

How to Enter:

     

To enter cycle count mode press the Wrinkle Prevent in Service 

Mode. 

Software Version Test Mode

   

How to Enter:

 

To enter Special Test Mode press Temp Button until the 
control beep. (same for all Frontier models.)

 

ex) In case of 

“U105”, U0 means major version “v1“ 05 means minor     
version “05

 

 

Temperature Test Diagnostic Mode

 

How to Enter:

 

Press Adjust Time Up + Down Keys for 7 sec during  
Power On State.                                                          
Press Adjust Time Up and it  will display the temperature 
in Celsius.

                                                                                

Compare vent temp to drum temp to see air flow.        

This can be with just power on or dryer running.

 

Gas Valve Testing  

Unplug connectors and test valve terminals

 

(its numbering is from the front terminal.) 

Check across terminals #1 and #3 (Booster Coil).                550 

 

Check across terminals #1 and #2 (Holding Coil).               1350 

  

Check across terminals #2 and #3 (Both coils in series).   1900 

 

Check across terminals #4 and #5 (Secondary Coil).          1300 

 

Dryer continues to run after cycle completed 

Wrinkle Prevent option provides approximately 90 minutes (20 continuous and 70 intermittent) of tumbling in 
unheated air at the end of the cycle to reduce wrinkling. Press the Wrinkle Prevent button to activate or deac-
tivate this feature. The indicator light above the pad will illuminate when Wrinkle Prevent is selected. Chasing 
lights appear in the display when the Wrinkle Prevent option is selected. The load is dry, and can be removed 
at any time during the Wrinkle Prevent cycle.

 

SUBJECT: Dryer belt slides off the pulley when 
manually rotated counter-clockwise (ccw) 

SYMPTOM: The dryer drum will not turn. On occa-
sions, the customer will rotate the drum counter 
clockwise (CCW) to check for any remaining 
clothes left in the dryer drum. By rotating the drum 
CCW, the idler arm may shift causing the belt to 
slide off the pulley. 
SOLUTION: To prevent the dryer belt from sliding 
off the pulley, the pulley has been redesigned. 
The Outside Diameter has been changed from 
22mm to 27mm. 

New  

DC81-00220A

 

Special Test Mode: 

Press power button & Dry level  buttons                  
simultaneously will put you in System Check Mode.. 
Display will show t2 

Press Start/Pause to toggle through the following    
operations 

Motor (CW) relay on— Heater Relay on—- Heater 
Relay Off—-Motor (CW) Relay Off 

Do not use dryer to dry clothes which have traces of any flammable substance, such as vegetable oil, cooking 
oil, machine oil, flammable chemicals, thinner, etc., or anything containing wax or chemicals, such as mops 
and cleaning cloths. Flammable substances may cause fabric to catch fire by itself.

 

Make sure the idler pulley and the 
motor pulley are straight in line 
with each other, bend to correct 

                          

Service Mode:::

 

To enter Service Mode, press Wrinkle Prevent and Temp Keys for 

3 seconds, until it sends out a beeping sound. 

Summary of Contents for DV50FA9

Page 1: ...r assume any liability for injury or damage of any kind arising from the use of this data sheet Models DV50FA9 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 SUPPORT INFORMATION Training...

Page 2: ......

Page 3: ......

Page 4: ...at Blu 2 120vac L1 Blk CN6 1 SET GND New Version of Blower Housing it may be necessary to separate the harness wrap on replacement housing Please maintain shielding on the low voltage wires CN3 1 5V 2 SO 3 SI 4 RESET 5 CLOCK 6 FLMDO 7 DGND 8 Empty Pin CN4 1 DGND 2 5V 3 TEMP Sensor1 4 Fabric Detection Sensor 5 Fabric Detection Sensor 6 5V 7 TEMP Sensor2 CN2 1 Communications Port Rx 2 Communications...

Page 5: ...n to activate or deac tivate this feature The indicator light above the pad will illuminate when Wrinkle Prevent is selected Chasing lights appear in the display when the Wrinkle Prevent option is selected The load is dry and can be removed at any time during the Wrinkle Prevent cycle SUBJECT Dryer belt slides off the pulley when manually rotated counter clockwise ccw SYMPTOM The dryer drum will n...

Page 6: ...r on start dryer read voltage between RY6 Blue wire and CN6 Green wire Reading of 120VAC means a proper operating heater circuit 0VAC means open in circuit To test thermostats use ohm meter on lowest scale any resistance replace component See page 4 for Main PCB layout for testing ...

Page 7: ...age reading means Main PCB is defective See page 4 for Main PCB layout for testing Testing Motor circuit With power off read resistance between RY5 Brown and CN7 Blue Resistance reading of good motor circuit is about 1 9Ω To test thermostat and switch use ohm meter on lowest scale any resistance replace component See page 4 for Main PCB layout for testing ...

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