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Malfunctions
11
Malfunctions
11.1 Malfunctions - what to do
Follow the sequence described for handling malfunctions.
• The heating system switches off automatically if a malfunction occurs.
• The control unit display shows a malfunction alarm text.
• You have to rectify the cause of the malfunction.
• After eliminating the underlying causes, you can restart the boiler.
11.2 Fault texts
The fault text displayed on the screen provides information on the type and status of the malfunction as well
as help for troubleshooting.
Note:
The system restarts automatically when the cause has been eliminated.
Overview of malfunction alarm texts:
Display:
Error code:
Description:
Cause and Remedy:
Description:
Cause and Remedy:
0
Boiler sensor fracture, measuring circuit from boiler sensor is open
sensor not connected
sensor defect
sensor cable defect
sensor temperature too
high
Boiler sensor short circuit, measuring circuit from boiler sensor is shorted out
sensor defect
sensor cable defect
sensor temperature too
low
1.
Warning symbol
2.
Error code
3.
Error symbol
connect sensor at input
measure sensor (approx. 2k at 25° C) replace if
required
replace sensor
sensor temperature above measuring range
(1100° C)
measure sensor (approx. 2k at 25° C) replace if
required
replace sensor
sensor temperature below measuring range (-
10° C)
Operating Manual Easypell 16 — 32kW
47
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