Maintenance; Repair Work; Faults - Burkert 0911 Instructions De Service

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5

MAINTENANCE

When operated in accordance with the instruction in this handbook, the 0911
controller is maintenance-free.
6

REPAIR WORK

6.1

Faults

ERROR MESSAGES
Message Cause
EE Microprocessor fault
P1 Room sensor fault
High temperature
HA
alarm
LA Low temperature alarm
ACKNOWEDGING ERRORS VIA THE KEYBOARD
Message EE - Microprocessor fault
Press any button.
The message rES appears on the display for 3 s. The device then switches
to normal operation.
AUTOMATIC ACKNOWLEDGEMENT OF THE ERROR
Message P1 - Room sensor error
•
After a few seconds or once the error has been cleared, the message will
be acknowledged automatically.
• Messages HA/LA - High/Low temperature alarm
After a few seconds or once the error has been cleared, the message will
be acknowledged automatically.
Effect
Relay operation according to the
parameters Con and COF
Outputs remain unchanged
Outputs remain unchanged
0911 - 13