Camus Hydronics ADVANTUS AVH 1000, Installation, Operation And Service Manual

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68
Table 17: Alert Codes
# Description
29 Burner switch turned OFF
30 Burner switch turned ON
50 Modulation Fault (DR300
– 1000 ONLY)
61 Anti-short Cycle
62 Fan speed not proved
63 LCI off, safety circuit is open
68 Setpoint was overridden due to sensor fault
69 Modulation was overridden due to sensor fault
81 Delta-T limit exceeded (70
o
F)
110 Ignition failure occurred
123 Modulation rate was Limited due to outlet limit
124 Modulation rate was Limited due to Delta-T limit
215 No Lead Lag slaves available to service demand
219 Using backup Lead Lag header sensor due to sensor failure
229 Lead lag slave communication timeout.
275-281 LCI off, safety circuit is open
283 Demand off during measured purge time
291 Abnormal Recycle: Flame was not on at end of Ignition period
292 Abnormal Recycle: Flame was lost during Main Flame Establishing Period
293 Abnormal Recycle: Flame was lost early in Run
294 Abnormal Recycle: Flame was lost during Run
303-310
+
Interlock Off, safety circuit is open
324, 374-379 Hardware flame bias. Flame sensor wire needs to be re-routed.
352
+
Stack sensor fault
355
+
Outlet sensor fault
357
+
DHW sensor fault
359
+
Inlet sensor fault
460 LCI lost in run
550 Delta T inlet/outlet limit was exceeded
614 Lead boiler was rotated due to measured run time
+
The alarm LED and alarm contacts are closed and will remain closed until the ‘RESET’ button is pressed.