25 - DIAGNOSTIC
Gas error history
Gas 1
0: 09:10.05 9:17 32
- since software version 01-07-09
Indication of the last 16 stored ig
ni-
tion box error messages including
date and time.
0= ignition box top
1= ignition box bottom
24 - DIAGNOSTIC
Service error history
i.e. (1) Service 10
- since software version 01-07-09
Indication of the last 10 stored
service error messages
(see Service error message list
page61-62)
Indication of ignition box error messages (1-32 is shown to the operator as „Reset“):
1 Hot air or Steam no gas, gas valve or electrode defective
14 Hot air gas valve controll, change ignition box
19 Hot air no fl ame because fl ame current is too low
check burner setting, fl ame current, ignition cable and plug
20 Hot air wrong or no rpm signal from gas blower
check gas blower, power supply gas blower and control harness
of gas blower
22 Hot air no fl ame after 5 ignition sequences
no gas, gas valve or electrode defective
24 Steam gas valve controll, change ignition box
29 Steam no fl ame because fl ame current is too low
check burner setting, fl ame current, ignition cable and plug
30 Steam wrong or no rpm signal from gas blower
check gas blower, power supply gas blower and control harness
of gas blower
32 Steam no fl ame after 5 ignition sequences
no gas, gas valve or electrode defective
Possible failure in case of „Service 32“
33, 36 Change ignition box
35 Check frequency of main
39 Hot air Check burner setting, ignition electrode and distance,
and fl ame current
40 Hot air Check ignition cable
42 Steam Check burner setting, ignition electrode and distance,
and fl ame current
43 Steam Check ignition cable
Is shown on display „Change polarity“
34 Change polarity of mains
All other numbers (2-13, 15-18, 21, 23, 25-28, 31): change ignition box
SCC Diagnostic Mode
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