Samsung DV5471AEW/XAA Service Manual page 33

■ The drum does not work.
Is the Start button
on?
Is the door closed
properly?
Is the connection
to the door S/W
normal?
Is the thermostat
normal?
Is the connected
condition of the belt
normal?
Is the motor normal?
The problem is in the PCB
assembly. Please replace it.
复件 Hudson_Dryer_SM_E.indb 31
Press the Start button.
No
(Start/Pause is repeated)
Yes
Close the door.
No
(Check whether the door S/W is pressed)
Yes
Check the wire connection of the power
supply.
No
(Check the contact point and connected
condition of the door S/W)
Yes
Check if the connector is normal.
No
(Normal: Check whether it is 0Ω when the
power is unplugged)
Yes
1. Check the belt cut S/W and connected
condition.
No
(Normal: Check whether it is 0Ω when the
power is unplugged)
2. Check the connected condition of the
motor, idler and drum belt.
Yes
Check whether the motor protector is
operating.
No
(Check for overload, drum constraint,
centrifugal S/W etc.)
Yes
COM
NO
NC
Belt cut-off S/W
Troubleshooting _ 31
2012-4-2 15:20:56