Samsung WF45H6300 Fast Track Troubleshooting

Fast Track Troubleshooti ng

Model: WF45H6300

Publication #DrMy WF45 Production Date 9/2/14

IMPORTANT SAFETY NOTICE – “For Technicians Only” This service data sheet is

intended for use by pers ons having electric al , electronic, and mechanic al experience and knowledge
at a level generally considered acceptable in the appliance repair t rade. Any attem pt to repair a
major appliance may result in pers onal injury and property damage. The manufacturer or s el l er
cannot be responsi bl e, nor assume any liability for injury or damage of any kind arising from the use
of this data sheet.

Bulletins:

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

**With the Power On**

**Test Mode** With the Power Off

SERVICE MODE: WITH POWER ON - PRESS: Soil Level + Delay End

TEST FUNCTION PRESS Enter and Exit

1 Cycle Count Temp
2 Version Soil Level

3

Board Input Test (Move Jog

dial to check LED) (See Chart

at bottom)

Delay End

4

DIAGNOSTIC ERROR CODE

CHECK (See Below)

SPIN - Turn dial either clockwise (c.w) or

counter c.w.

5

SPIN TEST ( RPM) (ref:

NB***)

Delay End + Temp for 3sec. (To Pause: press

- START/PAUSE)

QUICK TEST MODE:WITH POWER OFF - PRESS: Spin + Soil Level + POWER

NB*** Spin Test will NOT test Hall Sensor in this mode. NOTE: ALWAYS
remember to offset counter weight when spin testing an empty machine

FACT: It is NORMAL for this unit to be unbalanced until 350-400 RPM –
counter weights will only align correctly after this RPM is reached

• Activate the SERVICE MODE first (ref: above).

• Press the SPIN key to start DIAGNOSTIC CODE check mode. .

• To cycle through the diagnostic codes (d1, d2, d3, etc.), turn the rotary cycle selector

(knob) either clockwise or counter clockwise.

• When turning the rotary selector key (knob) in one direction, it shows diagnostic codes

from the latest (d1).

• Now when turning the knob in the opposite direction it shows the diagnostic codes in the

reverse order. E.g. When it stops at “d5” and then turn backwards, it shows from “d4” to
“d”. (Refer to Diag. Code interpretation).

Service mode Option 4:

DIAGNOSTIC ERROR CODE CHECK

 Use the Board input test under service mode to test water temp,

during normal wash operation.

Service mode Option 3:

Board Input Test Chart

TEST FUNCTION PRESS Enter and Exit

1 Water Valve Test

TEMP

**Door Lock Must be Activated 1

st

before running Component **

2 Door Lock SPIN
3 Heater SUPER SPEED
4 Drain Pump /Bubble Pump SOIL
5 EEPROM MEMORY CLEAR DELAY END + POWER (with POWER OFF)

LED 1st LED is on 2nd LED is on 3rd LED on 4th LED On 5th LED on

Display

Water Temp C Water Temp

F

Door Status

OP=Open

CL=Closed

Door lock
sw Status
UL=
unlocked
LO=Locked

Water

Frequency

1. Check the water level sensor
frequency. Frequency should be
approx 25.5 – 26.5 when empty.
Approx 24.5 when full

2. Disconnect the connector and
check resistance Pin 1 & 2 / 2 & 3
should be OPEN, if resistance is
read between these points you
have a short replace sensor
switch. Pin 1 & 3 resistance is
normal.

1.

3.

2.