45
Troubleshooting
E 05 - The fan motor has overheated (Motor 1)
Only in machines with 2 motors
Error description
The thermal protection switch inside the fan motor is connected to the PCB.
This error indicates that the thermal protection switch, or the harness between the
board and the switch, has opened.
A defective PCB can also cause this error.
The dryer stops operating.
Error analysis
E – 05
3. Unplug
motor control
connector P1
and P2 from the
PCB.
Check harness
and connector.
Replace motor/
harness/
connector.
YES
Replace
motor or clear
blockage
Go to step 3.
NO
YES
Is there continuity over
the termal protection
switch for the fan (F7)?
Is the motor
cold?
NO
YES
Wait until the
motor is cold and
restart it.
The error occurs
immediately.
Replace the PCB
NO
YES
The error occurs
after a while’s
operation.
Defective motor
protection -
replace the fan
motor.
YES
2. Does the
motor run
slowly or is it
locked?
Is the motor seized?
NO
Put the dryer
back into
operation.
Connect P2 and
P4. Does the
error reoccur
when the motor
is restarted?
Clean the motor.
NO
YES
1. Is the motor
clogged by lint
or dust?
Go to step 2.
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