Altronic VariSpark CPU-XL, Operating Instructions Manual

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CPU-XL VariSpark IOM 07-21
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25.0 CPU-XL VARISPARK DIAGNOSTICS
25.1 A diagnostic fault represents the most severe classification of problems. The
presence of a diagnostic fault will inhibit the ignition from firing. When a fault is
detected several things will occur:
n
Ignition will stop firing.
n
Fire Confirm Out switch will open.
n
Fault Out switch will open.
n
Alarm Out switch will open.
n
Alarm LED in the ignition unit will turn on.
n
Home status will read FAULT, and the bottom line will read PRESS DIAG.
n
LCD backlight turns red.
25.2 A diagnostic warning represents the least severe classification of problems.
The ignition will continue to fire in the presence of a diagnostic warning. When a
warning is detected, several things will occur:
n
Alarm Out switch will open.
n
Alarm LED in the ignition unit will turn on.
n
Home status will read WARNING, and the bottom line will read PRESS DIAG.
n
LCD backlight turns yellow.
25.3 If the Alarm Out switch is being used to turn on an audible alarm or flasher, the
user can acknowledge the alarm as described below.
PRESS
ALARM
ACK