Page 71
Service Manual TDRac
PKII
USA form 9120931 rev. 09/2022
TROUBLE SHOOTING
OVERVIEW OF ERROR CODES TDRAC.
Error message
Description
Possible causes
Top sensor open (i)
Sensor overflow (s)
The temperature sensor input
reads higher than 320°C (600°F).
In resistance, this is higher than
2200Ω.
Wiring loose
Broken sensor
Broken I/O board
Top sensor shorted (i)
Sensor underflow (s)
The temperature sensor input
reads lower than 0°C (32°F).
In resistance, this is lower than
1000Ω.
Wiring shorted
Broken sensor
Broken I/O board
Communication failure
Communication problem bet-
ween the I/O board and the CPU
board
Broken I/O board
Broken I/O extension board.
(Multisserie only)
Broken Fan board. (Bake Star
only)
Connection problem in ribbon
cable.
Motor failure
Blower motor overheated
Cooling air blocked
Broken capacitor
Broken motor
“Door open” picture
De doorswitch signal is not
detected
The door is open
Malfunction of doorswitch.
Lime filter full
The lime filter needs to be
replaced and in the manager
menu, the parameter “lime
filter replaced” needs to be put
on “yes”
The maximum amount of water
has been used and a new filter
cartridge needs to be placed.
The water hardness setting in
the service menu is wrong.
No filter is connected. The wa-
ter hardness setting has to be
set to”-” in the service menu.
Please clean first
The cleaning program did not
finish. Detergent remainings
could be in the oven cavity.
Start the cleaning program (in
rinse)
The cleaning program has been
stopped by the operator.
The cleaning program has been
interrupted by a power supply
failure, or the power supply has
been switched off during the
cleaning program (at night).
The below messages are only possible when the USA hood is connected
Hood: not active
(USA hood only)
The ventless hood has not been
switched on
Power is disconnected
Activate hood (USA hood only)
Tells to switch on the Hood
Hood: filter misplaced
(USA hood only)
One or more filters are not pla-
ced correct
One or more switches defect or
disconnected
Hood: filter saturated
(USA hood only)
Filters need to be replaced
Malfunction of pressure switch
Содержание TDR auto-clean Series
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