Fault
code
Fault Comment
F07
Door fault, soiled side
Door does not lock (-S03) within 20 seconds or opens while a
program is running. Machine with automatic door.
Possible action:
a. Check that nothing is trapped in the door.
b. Check whether the microswitch (-S03) for closed door limit
position has been activated for 20 seconds.
c. Check that the motor (-M09) and the switch (-S54) for door
locking are working.
d. Check the chain.
F08
Door fault, soiled side
The door does not open (-S04) within 20 seconds. (Machine with
automatic door only.)
Possible action:
a. Check that nothing is trapped in the door.
b. Check whether the microswitch (-S04) for closed door limit
position has been activated for 20 seconds.
c. Check that the motor (-M09) and the switch (-S54) for door
opening are working.
d. Check the chain.
F09
Door fault, clean side
Door does not lock (-S05) within 10 seconds or opens while a
program is running.
Possible action:
a. Check whether the microswitch (-S05) for the “door locked”
limit position has been activated within 10 seconds on door
locking.
b. Check that the motor (-M12) and the switch (-S55) for door
locking are working.
F10
Door fault, clean side
The door does not unlock (-S06) within 10 seconds.
Possible action:
a. Check whether the microswitch (-S06) for the “door open”
limit position has been activated within 10 seconds on door
unlocking.
b. Check that the motor (M12) and the switch (-S56) for door
locking are working.
F11
Door fault, clean side
Door does not lock (-S07) within 20 seconds or opens while a
program is running. (Machine with automatic door only.)
Possible action:
a. Check that nothing is trapped in the door.
b. Check whether the microswitch (-S07) for closed door limit
position has been activated for 20 seconds.
c. Check that the motor (-M11) and the switch (-S57) for door
locking are working.
d. Check the chain.
F12
Door fault, clean side
The door does not open (-S08) within 20 seconds. (Machine with
automatic door only.)
Possible action:
a. Check that nothing is trapped in the door.
b. Check whether the microswitch (-S08) for closed door limit
position has been activated for 20 seconds.
c. Check that the motor (-M11) and the switch (-S58) for door
opening are working.
d. Check the chain.