Samsung WA45M7050 User manual

Fast Track Troubleshooting
Model: WA45M7050
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 an personal injury and properly 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.

Support Information
HELP:
1-888-751-4086 (Tech Sup. – ASC/SSD)
1-866-894-0637 (Tech Sup. - FE/ME)
GSPN: http://gspn3.samsungcsportal.com/main.jsp
PLUS ONE: http://my.plus1solutions.net/clientPortals/samsung
Manual Checking Dampers and Drum_Video
Smart Install Mode
Smart Install Mode_Checking Error codes_Video

Automatic Mode of Smart Install
Automatically start all operation modes of Smart Install.
How to Enter
Plug in the unit.
Press Power key → Set Delay End Until 17h → hold Start/Pause x 7 sec = “AS”.
Automatic Mode will activate all component checks automatically and will take approximately 2-3 minutes to complete.
Press the START button to start Automatic Mode.

Automatic Mode
Sub Mode
Description
1
Door Lock
2
Drain Pump
3
Prewash Valve
4 CO
Cold Valve
5 HO
Hot Valve
6
Heater
Rinse
7
Drain Pump
8
Spin Test

Test Modes
Manual Mode
Sub Mode
Description
9
Not Used
10 Ot.
Everything OK
Mode
How to enter
Smart Install
1. Standby
2. Set the scheduled time to 17:00
3. Press Start/Pause for 7 seconds
4. Smart Install
Automatic check mode
1. Smart Install
2. Press Start/Pause while displaying "AS"
Manual check mode
1. Enter Smart Install
2. Press Delay End while displaying "AS" delay end,
Check devices in turn when pressing delay end
S/W version Check
1. Enter Smart Install
2. Press the first button on the left at the bottom while displaying "AS"
Diagnostic Code Check
1. Enter Smart Install
2. Press the first button on the right at the bottom while displaying "AS", "CR". Turn jog
For models that do not feature the jog dial, press the 3rd button from the bottom le
Sub Mode
Description
1
Door Lock
2
Drain Pump
3
Prewash Valve

While displaying “AS” press Delay End button to start Manual Test Mode.
Manual Mode will activate one function at a time.
Press the DELAY END button to navigate manual mode.
- This is recommended when troubleshooting for specific component failure.
Sub Mode
Description
4 CO
Cold Valve
5 HO
Hot Valve
6
Heater
Rinse
7
Drain Pump
8
Spin Test
9
Not Used
10 Ot.
Everything OK

How to Check Error Codes.
Diagnostic Mode will show you up 7 stored Error / Check Codes.
Power on & press Delay End until 17 is displayed (17, 17:00, or 17h).
Hold down Start until AS appears.
AS means Smart Install mode is active and ready to start.
Press the Lower Right button (Super Speed) & Cr will appear on the display.
After Cr appears on the display you are ready to search for stored codes.
Turn on the Jog Dial clockwise 1 click and 0001 will on the display.
Wait 2 seconds and then view the last error stored.
Turn the Jog Dial clockwise another click to see the next stored code.
Pause Each click. You can view up to 7 stored error / check codes.
If there is no error you will just see a series of lines: ---- indication no error.

Press Power button to finish the Test Mode
Error Codes
Error Type
Error Mode
Causes
Water Level Sensor
1E
1C
• Check if the water level sensor is defective.
• Check if the water level sensor terminal is properly connected.
• Check if the water level sensor hose is broken.
• This may occur when The main PCB is defective.

Error Type
Error Mode
Causes
Washing Motor Error
and Hall Sensor Error
3E
3C
• Washing motor fault
• Washing motor hall sensor fault
• Incorrect connections of the washing motor/hall sensor connect
• Washing motor rotor and stator fault
• Main PCB fault

Error Type
Error Mode
Causes
Water Supply Error
4C
4E
• This may occur when The water supply valve is defective.
• This may occur when The main PCB is defective.
• This may occur due to frozen water.
Drain Error
5C
5E
• This may occur when The drain pump is defective.
• This may occur due to frozen water.
• Check if there is any Alien substance inside The draining pump.
• This may occur when the main PCB is defective.