Flash Codes - Joannes AZ 4 Bedienungsanleitung

DIAGNOSIS OF LMO EQUIPMENT FAULTS AND LOCK OUT
Visual indication
2 flashes
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3 flashes
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4 flashes
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5 flashes
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6 flashes
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7 flashes
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8 flashes
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9 flashes
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10 flashes
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APPARECCHIATURA OBC
The equipment is equipped with a two coloured led which displays both the operating status
and can indicate the causes of errors leading to lockout.
In the event of operating lockout, the cause of error can be read out as a flash code by holding
down the reset button for at least 5 seconds and then releasing it.
Code
2 flashes
3 flashes
4 flashes
5 flashes
6 flashes
8 flashes
Costant flashing
List operating anomalies
Possible causes
No flame signal
- Faulty fuel valves
- Faulty flame detector
- Incorrect burner setting, no fuel
- No ignition
Not used
Stray light on ignition
Not used
Not used
No flame signal during operation
- Faulty fuel valves
- Faulty flame detector
- Incorrect burner setting, no fuel
Anomalies in fuel preheating time
Not used
Incorrect electrical connection or damage to equipment

Flash codes

False light
No flame when safety time elapses
More than three restarts in the same
cycle
Max. waiting time on preheater overrun
(10 min.)
Supply voltage above264 V a.c.
Undervoltage <170 V (automatic)
Application failure (EMC)
Event
UK
27