Fault Codes - Fisher & Paykel DS6021 Service Manual

4.5

Fault Codes

Fault Code LED Display
F1 ----#
F2 ---#-
F3 ---##
F4
F6 --##-
F7 --###
F8 -#---
The flood switch has
been activated.
The motor is not
rotating.
The water
temperature is greater
than 176°F.
--#-- No temperature
increase has been
recorded when the
element is on.
Communications
Baud rate error.
Communications
Time-Out error.
RAM fault.
Fault
· A leak has occurred in the
· The fill valve has failed open.
· The flood switch is faulty.
· Excessive water has been
· Foreign matter has jammed
· The motor drive electronics or
· The rotor is faulty or missing.
· The hall sensor is faulty or
· The element has failed on.
· The temperature sensor has
· The electronics ADC has
· The incoming water
· The element is not connected.
· The element has gone open
· Temperature sensor or
· The motor control micro has
· Communication echo bytes
· External master device has
· The motor control micro has
· The hardware communications
· An external device is holding
· The electronic controller has
- 24 -
Possible Causes
base of the dishwasher.
added to a wash sub cycle,
indicating leaking seal or
siphoning.
the motor.
power supply have failed.
missing.
failed.
failed.
temperature is greater than
176°F.
circuit.
electronics ADC has failed.
communications set at an
incorrect baud rate.
are consistently incorrect
(perhaps due to noise).
incorrect baud rate.
crashed and is not responding
to communications requests.
link from console to motor
micro has broken.
the communications line low.
RAM fault.