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#  tsDMT300RF   RevB 03/21/2011

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Fast Track Troubleshooting 

Models:                
DMT300RFB/XAA   
DMT300RFS/XAA    
DMT300RFW/XAA

 

Publication #  tsDMT300RF   Revision Date 03/21/2011

 

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. 

Dishwasher Cycle Chart — Air Vent Dry System

 

Which Detergent Ingredients Give Best Dishwasher Performance 

Detergent with a separate rinse additive in the dispenser gives better drying performance. 
For tough baked on soils an Enzyme detergent is better at hydration of the food soils. 
For staining such as tomato, coffee and tea, a detergent with Chlorine bleach will work on the stains much better than 
an Enzyme based detergent. 
Now that phosphate content in dishwasher detergent has plummeted to 0.5 percent from as high as 8.7 percent, condi-
tioned (soft) water is even more critical. The reduction of phosphates may cause spots and film on dishes that can form 
when the minerals and food bits combine during the wash.                                                                                                                                                

It is important to test water hardness for washability complaints.

 

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 

Summary of Contents for DMT300RFB/XAA

Page 1: ... with a separate rinse additive in the dispenser gives better drying performance For tough baked on soils an Enzyme detergent is better at hydration of the food soils For staining such as tomato coffee and tea a detergent with Chlorine bleach will work on the stains much better than an Enzyme based detergent Now that phosphate content in dishwasher detergent has plummeted to 0 5 percent from as hi...

Page 2: ... tsDMT300RF RevB 03 21 2011 2 ...

Page 3: ... Wht 3 120vac N Blk CN302 1 6 Power Relay Driver Blk Org 2 6 Heater Relay Driver Red Org 4 Trubidity Receiver Yel 5 Trubidity Transmitter Brn 7 6 5vdc Pnk Org 8 Rinse Aid Sensor Gry 9 6 12vdc Wht Org Pwr On 9 6 6vdc Wht Org Pwr Off CN301 1 Low Water Sensor 3 Overflow Sensor 5 Water Counter 6 Leakage Sensor 8 Thermistor 9 12vdc 10 Door Check Receiver CN803 Key Driver 10 11 5vdc Main PCB CN201 1 CN1...

Page 4: ...or stuck close issue clean it with mild soap water The residue can foul the mating latch 3 If the customer uses tablets or some self contained type of soap tab make sure it is fully seated and the door does not sandwich it shut 4 Make sure that in the rack nearest to the dispenser door when the door is shut is not obstructing the opening of the dispenser with some protruding utensil Testing The De...

Page 5: ...ly does not oc cur 5 minutes after the water supply starts Alien particles within water supply valve Water supply valve terminal not con nected Possible defect Main PB Water supply valve Flow Meter High temp Water error When 80 or above is detected during water supply Water supply temperature of 80 or above Possible defect Thermistor Main PBA Drain error When OFF status of Low Level S W is not det...

Page 6: ... Overflow Sensor Over level water error Water is supplied until Over Level Water Error Heavy Quick LED is blinked If Over Level Water Error occurs overflow sensor is OK No 6 Heavy Delicate Quick LED Drain Pump Low Level Sensor Drain Error Drain pump will work until low level is detected If Low level is not detected after 60 seconds Drain Error Delicate LED will blink No 7 Normal Quick LED Inlet Va...

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