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Pump seizure protection
Condition: ”Pump s eizure protection Yes” must be configured (see page 27).
Between 12:00 and 12:05 hrs daily, the pump will be started to prevent it from seizing up.
Hour counters and start-up counters
The hours and start-up counters store the number of operating hours and the number of start-ups of the boilers
and heating system pumps (if installed), which are regulated by the control unit.
Hours/Start-up counters (multiple-boiler control unit)
Boiler 1 has run for 12 hours and was started eight times.
The heating s ystem pump was in operation for 112 hours and was started 16 times.
The counter of boiler 1 was started on 02/05/2002.
Every counter can be reset individually, if ”Reset hours counter” is configured (see page 27).
Hours/Start-up counters (multiple-boiler control unit)
Select counter and then click
twice.
resets the counter, and the current date becomes the start date for further counts.
Fault messages (refer to Level 3 Cascade Function and Fault log)
If the control unit recognizes a fault (e.g. faulty sensor), the status display will show ”Status display fault”, and
the fault indicator ”U” illuminates.
The ”Fault” menu has the following functions:
H Listing all current faults
H Date and time of the last change in the fault situation
H A list of the last 10 faults
(1: most recent fault; 10: oldest fault in the memory)
H Deleting all faults from the memory
5285 565 v1.35285 565 v1.3
Boiler 1
12h 8S
Pump
112h 16S
Boiler 1
From: 02-05-2002
Boiler 1
delete?
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