Fault indications and troubleshooting
7
Service instructions
5015108-00Edition 0403
Fault code Fault Comment
F12 Faulty door, 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.
F15 Flowmeter, dosing 1 Not enough detergent 1 dosed (-B16).
Possible action:
a. Check operation of the dosing pump.
b. Check that there is detergent in the container.
c. Check whether an empty container alarm has occurred.
d. Check that there is no air in the flowmeter and that it is rotating.
e. Check that the hoses are not blocked.
F16 Flowmeter, dosing 2 Not enough detergent 2 dosed (-B17)
Possible action:
a. Check operation of the dosing pump.
b. Check that there is detergent in the container.
c. Check whether an empty container alarm has occurred.
d. Check that there is no air in the flowmeter and that it is rotating.
e. Check that the hoses are not blocked.
F19 Flowmeter, dosing 3 Not enough detergent 3 dosed (-B20)
Possible action:
a. Check operation of the dosing pump.
b. Check that there is detergent in the container.
c. Check whether an empty container alarm has occurred.
d. Check that there is no air in the flowmeter and that it is rotating.
e. Check that the hoses are not blocked.
F20 Flowmeter, dosing 4 Not enough detergent 4 dosed (-B21)
Possible action:
a. Check operation of the dosing pump.
b. Check that there is detergent in the container.
c. Check whether an empty container alarm has occurred.
d. Check that there is no air in the flowmeter and that it is rotating.
e. Check that the hoses are not blocked.
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